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Home My WebLink AboutGMC Data Report No. 043X-RAY, DIFFRACTION CLAY MINERALOGY ANALYSIS WELL SAMPLES - 23 NORTH SLOPE WELLS SAMPLE SET # OPERATOR 02 264 GULF 03 336 BP 204 ARCO 05 231 ARO0 06 271 MOBIL 07 226 BP 08 285 AR~O 09 262 ARCO 10 275 MOBIL 11 221 ARCO 12 283 PLACID 13 277 MOBIL 14 200 BP 15 370 ARCO 16 375 ARCO 17 270 PLACID 18 230 BP 19 235 BP 20 348 EX~DN 21 319 CITIES 22 326 ARCO 23 302 MOBIL January 28, 1983 WELL NAME Susie Unit 91 Coleville Delta St. 91 Ni~kuk 91 Toolik Federal 91 Toolik Federal 92 Kuparuk 7-11-12 Prudhoe Bay Unit 19-10-15 West Sak River 91 North Prudhoe Bay St. 91 West Staines St. 18-9-23 N. W. Eileen St. 91 Beed~ey Point 91 M/kkleson Bay St~ 13-9-19 Put River 91 N.G.I. 97 Prudhoe Bay Unit 9-6 Pru~oe Bay St. 91 Pru~oe Bay Unit J-1 Sag Delta 31-10-16 Alaska State A-1 6~ydyr Bay St. a-1 East Bay St. 91 Echocka Unit 91 9OF INTERVAL PAGES 8010-13230 10 3070-7640 12 7040-10750 13 6500-10760 11 5040-8500 10 5100-7660 10 6410-8860 9 4120-7410 10 6 800-9570 11 10020-13321 12 4510-6960 11 5 860-9100 11 10634-11751 9 6280-86 80 10 6720-8172 7 7200-9250 9 5700-8830 11 5690-8010 9 7460-9745 13 10219-14185 10 6330-11880 15 7530-9480 11 7090-13005 13 X-RAY DIFFRACTION CLAY MINERALOGY ANALYSIS WELL SAMPLES - 23 NORTH SLOPE WELLS January 28, 1983 TAPLE 01 02 O3 04 O5 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 SAMPLE SET # 138 264 336 204 231 271 226 285 262 275 221 283 277 200 370 375 270 230 235 348 319 326 302 OPERATOR WELL NAME ARCO GULF BP AROD ARCO MOBIL BP ARCO ARO0 MOBIL ARCO PLACID MOBIL BP ARCO ARCO PLACID BP BP EXMDN CITIES ARCO MOBIL Susie Unit #1 Coleville Delta St. #1 Niakuk #1 Toolik Federal #1 Toolik Federal #2 Kuparuk 7-11-12 Prudhoe Bay Unit 19-10-15 West Sak River #1 North Prud~oe Bay St. #1 West-Staines St. 18-9-23 N. W. Eileen St. #1 Mikkleson Bay St. 13-9-19 Put River #1 N.G.I. #7 Prudhoe Bay Unit 9-6 Prudhoe Bay St. #1 Prud~oe Bay Unit J-1 Sag Delta 31-10-16 Alaska State A-1 Owydyr Bay St. a-1 East Bay St. #1 Echocka Unit #1 #OF INTERVAL PAGES 8010-13230 10 3070-7640 12 7040-10750 13 6500-10760 11 504 0-8500 10 5100-7660 10 6410-8860 9 4120-7410 10 6 800-9570 11 10020-13321 12 4510-6960 11 5 860-9100 11 10634-11751 9 6280-86 80 10 6720-8172 7 7200-9250 9 5700-8830 11 5690-8010 9 7460-9745 13 10219-14185 10 6330-11880 15 753 0-94 80 11 7090-13005 13 CLAY MIt~ERALOGY OF SAMPLES TAKEN FROM ALASKA STATE REPOSITORY, NOVEMBER, 1982. Table 1. Clay raineralogy of samples from Arco Susie Unit #1 well. ARCO SUSIE UNIT #1 DEPTH STYPE SMECTITE FEET 8010 C - 8010-S C - 8520 C TR 8520-S C - 9O00 C - gOOO-S C - 9610 C - 9610-S C - 10440 C - 10440-S C - 11400 C - 11400-S C - 12300 C - 12300-S C ...- 1280O C - 12800-S C - 1323O .C - 13230-S C - CHLORITE MIXED LAYER I/S ILLITE KAOLINITE OTHER MOD MOD MAj - Q2 MOD - MOD MIN Q3,P1,AN1,D1,PY1 MOD MOD MAJ - Q1,P,SMEC : DH MOD - MOD MIN Q3,D1,AN2,P1,SID MOD I~OD MOD MOD Q2,P1,D? HIN - MOD - Q3,AN1,P1,KS,D1,PY1 MOD MOD '?~ MAJ - Q2,P1,PY1 MOD - MOD - Q3,AN1,P1,D1,SID1 MOD MOD MAJ - Q2,P1,PY1 MIN - IqII~ - Q3,P2,PY2,D1 ~J MOD ~J - Q2,P1,KALKBERG I/S MAj - MAj -' Q3,P2,D1,PY1,KS? MOD MOD )4AJ - Q2,P ~j - MAj - Q3,P2,CA,~D,PY1 MOD MOD I'~J - Q2,P1,PY1 1.1IN - MOD - Q3,P2,D2,PYZ MOD I.~OD ~j MOD Q1,KAOLINITE? MIN - MOD MIN Q2,P1,D Definitions: TR = less than 3%, HIN = 3 - 12%, MOD = 13 - 35%, I'IAJ = >35%. Other mineral abbreviations: Q: quartz, P: plagioclase, KS : k-spar, AN : analcime, HC :heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SILl : siderite, PY : pyrite, BA = barite. 1 : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mos{ly drill mud, BK.SH~: : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, AI~K : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : sidewall, S = silt. ~"2 um Z~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) ! I /Z. /9' I g'l c~ p ~ 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) C ,~'2 um ~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) ?? Q I I /Z. /,/ i I I I I °2.~ I I I I i 2 um clay, Atg-Glycol (upper pattern) 15 um silt, Mg-Glycol (lower pattern) I I I I I i · ~'2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Giycol (lower pattern) /35" ~leo ~' 2 um clay, Mg-Glycol ~15 um silt, Mg-Glycol ! I 19' I& I# °2.~ (upper pattern) (lower pattern) ? I i I I 20 27.. 2¥ 26 2 a' ~1o ~ z. 3~ ,~ 2 um clay, tl4g-Glycol (upper pattern) ~15 um silt, 114g-Glycol (lower pattern) ~'2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) C C °2.~ /3 ~5 --/32 ~c~ ,('2 um clay, l~lg-Glycol (upper i~attern) ~15 um silt, Mg-Glycol (lower pattern) ~C lff l& l~ 20 2Z. 2q 2. (~ ~ ~' .3o Jz. ~'/ Table 3' Clay mineralogy of samples from BP Niakuk #1 well. BP NIAKUK #1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER'i/S ILLITE KAOLINITE OTHER FEET 7040 C MOD MOD - MOD MOD 7040-S C - MIN - MIN MIN 7520 C MOD ,MOD - MOD MOD 7520-S C - _.MIN - MIN MIN 8060 C MAj MOD - MOD MOD 8060-S C TR MOD - MOD TR 8580 C MAJ MIN - ?. MOD MIN 8580-S C Milt I~OO - MOD MIN 9040 C MAJ MI N TR MOD M I N 9040-S C MIN MIN - MOD MIN 9260 C MAJ TR MOD MOD MIN 9260-S C TR - - MIN MIN 9360 C - - MOD MAj MOD 9360-S C - - - MIN MIN 9 500 C - - MOD MOD MAj 9500-S C - - - MIN MIN 9680 C MAJ TR MOD MOD MOD 9680-S C MIN ' MIN - MOD MIN 9960 C MAj MI N - MOD MOD 9960-S C MI N MOD - MOD MI N 10460 C - - MOO MAj MAJ 10460-S C - . - , - MOD MOD 107 50 C - - MOD MOD MAJ 10750-S C · TR - MAJ MAj Q2,P1,AP,SID,MDM,COAL,BULK Q3,CA2,AP2,PY1 Q1,AN,SID,MDM,BULKXRD,COAL Q3,P1,D1,APi,SID1,PY Q1,P,MDM,COAL Q2,AN,P1,AP1 Q2,P?,PY,TUFF.BK/GR.SH.DM. Q2,AN?,P1,SID. Q1,PY,TUFF.BK.SH. Q2,P,PY Q2,P,PY1,TUFF.BK.SH. Q2,P,D,PY1 Q1,PY1,D,TUFF.BK.SH. Q2,P1,D1,PY1 Q1,CA1,PY1,BULK,BK.SH. Q3,P1,CA1,PY1 Q1,TAR CONT.SIS. Q2,P,PY1 Q2,P,PY1,TAR CONT.SIS,DM? Q3,PI,CA,D,PY1 Q1,BK.SH. Q3,D,PY Q1,BK/GR.SH. Q3,P,Di,SID,PY1 Definitions' TR : less than 3%, MIN : 3 - 12%, 'MOD : 13 - 35%, MAJ = >35%. Other mineral abbreviations' Q: quartz, P: plagioclase, KS : k-spar, AN = analcime, HC =heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID : siderite, PY : pyrite, BA : barite. 1 : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. : gray, SIS. : siltstone, TUFF. = tuffaceous, ANK : ankerite. Also' STYPE : sample type' C : cuttings, CC : core, SW : side wall, S : silt. (-~.~- 7o4o ~ 2 um clay, Mg-Giycol (upper pattern) .<~15 um silt, Mg-Glycol (lower pattern) I I I / (, 8 /~) /Z. 19' /~, /6' :2o 2?.. 2¥ 2~, ,~8 ~o 32. ~ f~ ~G- 7.5zo ,~ 2 um ~.15 um clay, M~g-Giycol (upper pattern) silt, Mg-Giycol (lower pattern) .~ 2 um clay, Mg-Glycol ..~ .~15 um silt, Mg-Glycol 5 °2.~ (upper pattern) (lower pattern) C I I ~2 um um clay, silt, Mg-Glycol Mg-Glycol (upper (lower pattern) pattern) ' I I ~ I I I I I i -- ~-~ 2 um clay, Mg-Glycol (upper l~attern) · ~15 um silt, /fig-Glycol (lower pattern) I J ~ I I I I I /~y /~, /~' :~o 22. 2~ 2& °2.~ ~ 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) ~, 2 um clay, Mg-Glycol (upper pattern) · <15 um silt, Mg-Glycol (lower pattern) °2.~ m'3~o- ~)5oo e'~ ~ 2 um .~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) ~/ ~ o° I ~, / Z. I,/ I ~, 18 ~ o ;~ Z. 2¥ ~ ¢ ~ 8 3 o ~ z. ~ ~' 1 ~_~ 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) P I I I I I I i I I I I I I I I t (~ ~ /~ /2.. /,¢ /~, / 6' 2'0 z Z. I i ! I ,~ 2 um clay, Mg-Glycol (upper pattern) · <~t15 um silt, Mg-Glycol (lower pattern) K I~! 16 I ~ 2o °2.~ ~ I I I i j ~ - ~ 2 um .~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Giycol (lower pattern) I 1 I I I ~ I I ~ I I /& /8 D I I I ' 25 3o 3~. 35' ~ 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) H Py C~ ~D ,~ / (, 8 /~) /7_ /~/ ,,, ~,, 0 Table 2' Clay mineralogy of samples from Gulf Coleville Delta Si;. #1 well. GULF COLEVILLE DELTA STATE #1 DEPTd STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE OTHER FEET 3070 C MAJ Iq I N - Iq I N TR 3070-S C TR MI N - MAJ MOD 4240 C MAj MOD - MOD MIN 4240-S C MIN MIN - MIN MIN 4660 C MAj MIN - MOD MIN 4660-S C MIN MIN - MOD TR 5140 C MAJ MIN - MOD MIN 5140-S C MIN MIN - MOD TR 5800 C M I N MOD MI N MOD MOD 5800-S C TR MOD - MIN MOD 6100 C MOD MOD MOD ': MOD MOD 6100-S C TR MIN - MIN 6240 C MIN MOD MIN MOD MOD 6240-S C TR MIN - MIN MOD 6500 C - MOO MOD MOD MAj 6500-S C - HOD - MOD MoD 6860 C TR MOD MOD MOD MAJ 6860-S C - MI N - MOD MOD 7380 C MAj MIN - MOD MIN 7380-S C TR MOD - MAJ MAJ 7640 C - MIN MOD MOD MOD ,. 7640-S C - .' MIN - MOD MIN Q1,MDM,BULKXRD Q2,P,SID Q2,P,AP,BARITE;MDM,BULKXRO Q3,PI,CA-MG,D,API,SID,PY1 Q2,P,CA,PY1,MDM,BULKXRD Q2,P,CA,D,PY Q1,P,CA,HCi,PY,MDM,BULKXRD Q2,HC2,P1,PY Q2,P1,AP,SID,PY,BN.SIS.,DM. Q3,P1,D1,AP1,PY1 Q2,P,D,PY1,TUFF.BK.SH. Q3,P1,D1,PY1 Q2,P1,PY1,TUFF.DGR.SH. Q3,PI,CA,PY1 Q2,P,PY1,BK.SH. Q3,P1,PY1 Q1,P,PY1,MDM,BULKXRD,BK.SH. Q2,P Q2,P1,MDM,BULKXRD Q3,P1,PY1,AN1 Q2,P,GR.SH. Q3 Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q: quartz, P: plagioclase, KS : k-spar, AN = analcime, HC :heulandite- clinoptilolite, CA = calcite, D :.dolomite, AP : apatite, SID : siderite, PY : pyrite, BA': barite, i : weak, 2 : moderate, 3 : strong, nothing : trace. MDM = mostly drill mud, BK.SH. = black shale, GR. = gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S : silt. ,z'~_ (~4 - ~ 70 ~ 2 um <~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) J i I /Z. /~/ /~ 16' 2o 2~. 2~/ 2 (. /% 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Giycol (lower pattern) /& 18 2o · I urn clay,, /Hg-(;ly,¢ol (upper pattern), silt, A4g-Gly,¢ol (lower pattern) ~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) ! I I i I I I I I ["'"Z (04- ~0 ~ 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) I I i I /y /& /~' ;~o 2?.. 2Y °2..~ I I i I [ - Z ¢ /oo ~2 um um clay, silt, Mg-Glycol Mg-Giycol (upper (lower pattern) pattern) I °16~ 2~ z~ z& 2'-'4-- ~24o ~2 um clay, Mg-Glycol (upper pattern) um silt, Mg-Glycol (lower pattern) 6. I I | ~ I /~/ /& /~ 20 °2.~ /7- i i I I 22.. 2Y 2~ :~' ? ~o 3z.. 35' · C~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) /2- /y /& /~' 20 2Z. ;z¥ 2(, ?~, -30 2.6~- ~ 2 um clay, Mg-Glycol (upper pattern) .c~15 um silt, Mg-Glycoi (lower pattern) C ,¢~15 um clay, Mg-Glycol (upper pattern) silt, /Jig-Glycol (lower pattern) I i i I I /Y I i ~ I I I i I ~ - /~ 20 22. 2Y 2~ ~, 3o ~. 35' ('"2 6o ~ - 7 ~ d-O ,~ 2 um <~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol ('lower pattern) /2- I °Z~ Table 4' Clay mineralogy of samples from Arco Toolik Federal #1 well. ARCO TOOLIK FEDERAL #1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE OTHER FEET 6500 C MOD MOD - MOD MAJ Q2,SID,POOR PATTERN 6500-S C - MAJ - MOD MAJ Q3,P1,CA1,Di,SID1,P¥1 7830 C 1,1IN MOD MOD MAJ - Q2,CA1,D1,PY1 7830-S C - MAJ - MAJ MOD Q3,CA3,PY3,P2,D1 9030 C MAJ HOD - ,HOD MIN Q2,P1,ZEO?TUFFACEOUS .. 9030-S C MIN MAJ - MAJ MOD Q3,AN2,P1,D1,PY1,SID? 9160 C - MOD MOD MOD MOD Q2,KS,P,PY 9150-S C - MOD - MOD MOD Q3,P1,D1,PY1 0190 C - HOD MOD MOD MOD Q2,P,PY1 9190-S C - MAj - MOD MOD Q3,P1,D1,PY1 920 0 C - MOD MOD MAJ MOD Q2,KS, P 9200-S C - MAJ - MOD MOD Q3,P1,D1,PY1 9240 C -. HOD MOD MOD MOD Q1, 9240-S C - MOD - MOD MAJ Q3,P1,PY1,D 9250 C - MOD MOD MOD MAJ Q2,P,SID 9250-S C - MOD - MOD MAJ Q2,P,PY1,SID1,D? 9550 C - MOD MOD MOD MAJ Q2 9550-S C - MOD MOD MOD MAj Q3,P1,DI,SII~i,PY1 9960 .C - i' MOD MOD MOD MAJ Q2,CA,PY 9960-S C - HOD - MAJ MAJ Q3,P1,D1,PY1 10140 C - MOD MOD MOD MAj Q2,P?,SID1,PY 10140-S C '- MOD MOD MAJ MAj Q3,KS?,P,D1 10160 C - · MOD , MOD MOD MAJ Q2,CA1,P 10160-S C - MOD - MAj MAJ Q3,CA2,Di,SID1,P,PY1 10190 C - HOD MOD MOD MOD Q2 10190-S C - MOD - MAJ MAJ Q3,P,Di,SID,PY1 10200 C - MOD HOD HOD MAj Q2 ,D? 10200-S C - MOD MOD HAj MAj Q3,P?,D 10220 C - MOD MOD MAJ MOD Q2 10220-S C - HOD MOD MOD MAj Q3,P?,D,PY 10760 C - MOD MOD MOD MAj Q2,P,PY 10760-S C - MAJ MOD MOD MAJ Q3,P,D1,PY1 i Definitions' TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations' Q: quartz, P: plagioclase, KS : k-spar, AN : analcime, HC :heulandi:e- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID : siderite, PY : pyrite, BA -.barite' I : weak,ls,o2 :~ moderate.3 : strong, nothing = trace. MDM = mostly drill.mud, BK.~H : black shale, . : gray, S~S siltstone, TUFF. : tuffaceous, ANK : a. nkerite. ~ 2 um clay, Mg-Glycol ,~15 um silt, Mg-Glycol (upper pattern) (lower pattern) · Zo4- -78 ~o ,~'2 um ~15 um clay, Mg-Glycol (upper pattern) silt, Mg.--Glycol (lower pattern) ,Q 204- ~o~0 ~ 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) o 2.6~ ~' 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) (, 8 /o IL /,y /& 16' 2o °2.~ i i I I I I i - £04° ~' 2 um clay, Mg-Glycol (upper pattern) /,15 um silt, Mg-Glycol (lower pattern) ~ ~ I I ~ I I 15,' /& 16' 2o 2Z. 2~ 2¢ 2.0- I I I ~ K.~C ~, 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) /'/ /~, /# 20 2Z. 29' 2~ 15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) : ~ 20,4- Io 14o ~'2 um clay, Mg-Glycoi (upper pattern) l~' ~15 um silt, Mg-Glycol (lower pattern) /z. Zo4-- ~o2oo ~15 um t clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) J i / &, ~ lc,, /2.. /,/ I i ~ i /a' ~o z?.. 24," °2.~ I I I w ,z/ ~'2 um clay, /Ylg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) ~ [ I I I I 15/ /& /~' :Zo 2./. zY · Table 5' Clay mineralogy of samples from Arco Toolik Federal //2 well. ARCO TOOL IK FEDERAL #2 DEPTH STYPE SHECTITE CIILORITE MIXED LAYER I/S ILLITE KAOLINITE OTHER FEET 5040 C MAj HOD - MOD - .. Q1,P1,MDM 5040-S C HOD ~lAJ - MOD MOD Q3,P1,AN2,D1 5760 C. MAJ HOD - HOD - Q3,P1 ,MDM 5760-S C NOD i._qAJ - HAj TR Q3,D1,AN2,P1 5300 C MAJ MOD - MOD MOD Q1 ,MDM 6300-S C TR I40D - MAJ HOD Q3,AII2,P1,D1,SID 6820 C MAj MOD I40D ?. MOD MOD Q2,P,TUFF.GR. SH. 6820-S C ;.1Ok) HOD - MOD MOD Q3,P1 ,D1 7 450 C 1,1/kj MOD MOD MOD MOD Q2, P, GR. SH. 7450-S C IqOD riAJ - HAJ MOD Q3,AI'~i,P1,PY1 7740 C I4AJ MOD MOD MOD MOD Q2, P, DGR. SlI. 7740-S C r40D I.IOD - MAJ MOD Q2,P1,PY1 7840 C MAj HOD MOD MOD MOD Q3, P 1, DGR. SH 7840-S C MOD HOD - HAj MAJ Q3,P1,PY1,D 8100 C MAJ HOD MOD MOD HOD Q1 8100-S C MOD MOD - HOD MOD Q2,P1 8500 C MOD HOD MOD MOD MOD Q2,CA,BK.SH. 8500-S C MOD IIOD - HOD MAJ Q3,P1,PYi,SID1 Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q: quartz, P: plagioclase, KS : k-spar, AN : analcime, HC :heulaniite- clinoptilolite, CA : calcite, D = dolomite, AP : apatite, SID : siderite, PY'= pyrite, BA : barite, i : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous. Also: STYPE : sample type, C : cuttings, CC : core, SW = side wall, S : silt. i?EC£1v£D JAN 11983 Alaska Oil ',. ,. ~as Cons '/- .504-0 ' ,~'2 um ,~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) Q "' I i I I I ~ i I ~ i I I i I ~ z./ ~ 8' /~, /Z. /'Y /& 16' 20 27. z¥ z (, ;z 8' ~o .~z. ~ ~ 2 um clay, Mg-Glycol (upper pattern) .<~15 um silt, Mg-Glycol (lower pattern) I i I ' I '! ' . ..... I ''i [ , I I I i ,Cji' 2 'urn ~15.um C clay, Mg-Glycol (upper pattern) silt, Mg-Giycol (lower pattern) I ~ ~ I I '9' ¢, 8' z~, /z. /9' ~"2 um clay, Mg-Giycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) Ah, S z/ ~ 8' lb /Z.. /,y /& 16' 20 2Z. 29' ' Z(,, :~8' 3o 3Z.. ~ ' .~' 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) · ° ~.~ ~C ~' ~' 2 um clay, Mg-Glycol ~15 um silt, Mg-Glycol (upper pattern) (lower pattern) ~:~ 2 um clay, Mg-Glycol (upper pattern) · ¢~15 um silt, Mg-GlycoI (lower pattern) ~'2 um clay, Mg-Giycol (upper pattern) .C~15 um silt, Mg-Glycol (lower pattern) P /Z. I g I I I I I i /y' /& /~ 20 2.1.. 2¥ Z~, I I i <~'2 um clay, Mg-Glycol (upper pattern) .¢~15 um silt, Mg-Glycol (lower pattern) I I [ I ! ' , [ ~ /o, /z. /¢ /~, /# I 2o i I I i I i - Table 6' Clay mineralogy of samples from Mobil KuparUk St. 7-11-12 well. MOBIL KUPARUK STATE 7-11-12 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 5100 .C MIN MOD - 5100-S C - - - 5660 C MAJ MIN - 5660-S C MIN ~R - 6120 C MAj - - 6120-S C HIN - - 6280 C MOD 1.1IN MOD 6280-S C MIN TR - 6520 C MAJ TR - 6520-S C liOD - - 6620 C MAJ - TR 6620-S C MIN - - 6820 C - TR MIN 6820-S C PATTERN MISSING 7400 C MIN MIN MOD 7400-S C - MIN - 7660 C - MI N MOD 7660-S C - MIN - MOD MOD MIN MIN MOD MI N 1.11 N 1,11 N MOD M I N M I N TR :.. MOD MOD M I N M I N MOD MIN Iq I N M I N M I ~l lq I N M I N M I N MOD MAJ MOD MAJ MI N MOD MOD MAj MOD MOD OTHER Q2,P,D,AP,IIC1,MDIq,BULKXRD Q3,P1,D1,AP2 Q2,HC,AN1,MDM,BULKXRO Q3,AN2,P1,D1,AP2 Q2,P,PY1,TUFF.BK.SH. Q3,AN1,P1,CA-MG,D,SID,PY1 Q2,AN,PY1,TUFF.BK/GR.SH. Q3,AN2,P,PY1 Q2,P,PY1,TUFF.DGR.SH. Q3,P1,CA-M~,D,PY2 ~' Q1,TUFF.BK.SH. Q3,P1,CA-MG,D1,PY1 Q2,BK.SH. MISSING Q2,P,DH ADDITIVE CONT. Q3,P,SID1 Q2,TUFF.DGR.SH. Q3,P,D1,SID1,PY1 Definitions: TR : less than 3%, MIN : 3 - 12%, MOD : 13 - 35%, MAJ : >35%. Other mineral abbreviations' Q: quartz, P : plagioclase, KS : k-spar, AN : analcime, HC :heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID : siderite, PY : pyrite, BA : barite, i : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C = cuttings, CC = core, SW : side wall, S : silt. z .6/oo ~_~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Giycol (lower pattern) I I I /2. 15/ 16 18 20 2 Z. 2 ~/ °2.~ 3 ?.... 3¢ 271-~i20 ,~ 2 um ~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) 22. 2Y' 2~ ~, ~3o 3z. 3~' C ! i ! C, ~ 2 um ~.15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) I I ~ I ~ ~ I I I I I [ C ~ 2 um clay, Mg-Glycol .<~15 um silt, Mg-Glycol (upper pattern) (lower pattern) o. °~~ C q t,.~71-~52o .. ,~ 2 um .~, 15 um clay, Mg-GlycoI silt, Mg-Glycol (upper pattern) (lower pattern) . T 26/ (, 8 lo, /Z.. 16' '/& /8' 20 27.. 2qi- ZO ~_~ 2 um clay, Mg-Glycol (upper pattern) · ~. 15 um silt, Mg-Glycol (lower pattern) ~ ~ Io /Z. I'/ I& 18 20 2Z. 2~/ 2 6 ~ 2 um clay, Mg-GlycoI (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) Q I /Z. /9' I i ~ I I I I j T /8 20 27.. 2Y 2 (. ? 8' -30 3z.. ~' 27[- 5 K ~ 2 um clay, Mg-Glycol · ~15 um silt, Mg-Glycol (upper pattern) (lower pattern) 5 I /2. /~' /& /~' 20 ,?. ?.. 25/ · 2~, :?8 ~o 32. ~ ~ 2 um clay, Mg-Glycol (upper pattern) ,~15 um silt, Mg-Glycol (lower pattern) ! I q /2.. /,y /& /8 20 2Z. 29. z(,, :2~' .30 .~z. :J'z' Table 7' Clay mineralogy of samples from BP Prudhoe Bay Unit 19-10-15 well. BP.PBU 19-10-15 DEPTH STYPE SI,IECTITE CHLORITE MIXED LAYER' I/S ILLITE KAOLINITE OTHER FEET 6410 C t,tOD MOD - MOD MOD Q3, P1 ,MDH 6410 S C - MOD - MIN MIN Q3,P2,Di,SID? 6910 C MAJ MOD - , MOD MIN Q2,CA,MDM 6910 S C · MIN ~:~OD - MOD MIN Q3,AN1,P2,CA2,D1 7510 C MAJ MIN - MOD MIN Q2,P,MDM 7510 S C i..~I N MIN - MIN MIN Q3,AN2,P2,Di,SID? ,3010 C MAJ MIN MII,I '!. MOD - Q2,CA1,PY,DK.GR.SH. 8010 S C MIN t.lIN - MIt~ MIN Q3,P1,D1,PY1,K? ~250 C 1,1AJ MIN MIN MOD MIN Q2,P1,CA? 8250 S C MIlt [,lin - MOD MIN Q3,P1,D1,PY2 8340 C MOD - MOD MOD MIN Q2,C? 8340-S C ['lin MIN - MIN MIN Q2,P1,PY1,D? 8580 C MOD MIN MID MOD MOD Q1,DM OR TUFF 8580-S C - - - MOD MOD Q3,P1,PY1,D1 8860 C - TR MOD MOD MAj Q2, 8860-S C - - - MOD MAJ Q3,D1,CA1 Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q: quartz, P : plagioclase, KS : k-spar, AN : analcime, HC :l~eulandite- clinoptiloli, te, CA : calcite, D : dolomite, AP = apatite, SID : siderite, PY : pyrite, BA : barite. 1 : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill ,,~ud, BK.SH. : black shale, GR. = gray, SIS. = siltstone, TUFF. : tuffaceous, AI.IK : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S : silt. 2 um ~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) /~ /Z. /¥ /& /# 20 2 ?. 2¥ 2 (, ~ ~ Sc> 3 Z. 3'/ ' 2 um clay, Mg-Glycol 15 um silt, Mg-.Glycol (upper pattern) (lower pattern) 22(v - 75tO ~' 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) 'T o[3 q Iq /& /8 20 2Z~-8010 ~ 2 um clay, Mg-Glycol (upper pattern) ~I$ um silt, Mg-Glycol (lower pattern) .~"2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) o ZE~ 27.. · ,~" 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) K C (, ~ /e /2.. /¥ /& / # 20 2 Z. 29' z (, .~ 8' ~o 3 :z,. ~'/ ' ol~ : 22¢ - 8..580 .~'2 um clay, Mg-Glycol (upper pattern) ~/15 um silt, Mg-Glycol (lower pattern) K .,,,, um clay, Mg-Glycol (upper pattern) um silt, Mg-Glycol (lower pattern) Table 8' Clay mineralogy of samples from Arco West Sak River #1 well. ARCO I-lEST SAK RIVER #1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE OTHER FEET 4120 C MAJ f.~I N - MOD - 4120-S C MOD MOD - MOD - 5220 C MAJ MII. I - MOD TR 5220-S C MOD ?lin - MOD MIN 5740 C MOD t'iOD MOD MOD MIN 5740-S C MIN MIl4 - MOD MIN 6200 C 1,t00 HOD MI Ii ':', MOD MOD 6299-S C ~,lIN MIN MIN MIN 6565 CC - - MOD MOD MAJ 6565-S CC - - _ MOD MAJ 6740 C MAJ TR MIN MOD MOD 6740-S C M I it MI N - MOD MAJ 6855 CC - - MOD MOD MAj 6855-S CC - TR - MOD MAj 7050 C MOD ~4I N MOD MOD ~.~AJ 7050-S C MIN MIl'4 - MIIJ MOD 7410 C MIN I-ti t,~ MOD MOD MAj 7410-S C - !,lI ~ - MOD MOD Q1,HC2,P,MDM,BULK XRD Q3,HC2,P1,PY1 Q1,HC1,P,i,1D~4,BULK XRD Q3,HC1,P1,D,CA? Q2,P,PY1,MDM,TUFF.BULKXRD Q3,P2,AN1,PY1 Q1,P,PY1,MDM,TUFF.DGR.SH. Q3,P1,D1,PY1 Q1,BWNGR.RIOTUR.SISTN. Q3,P,KS,CA-MG,SI01 Q1,DM CONT.DGR/BWf~ SIST~. Q3,P,D,SID1,PY1 Q2,P,AP? Q3,P1,KS?,SID1,PY Q1,P?,TUFF.BK.SH.DM.CONT. Q3,P1,CA-MG,SID1,PY1 Q1,P,CA,BK.SH.DM.CONT. Q3,P1,SID1,PY1 Definitions:. TR = less than 3%, hlIN = 3 - 12%, MOD = 13 - 35%, MAj = >35%. Other mineral abbreviations: Q: quartz, P: plagioclase, KS : k-spar, AN = analcime, HC :heulandite- clinoptilolite, CA = calcite, D :.dolomite, AP = apatite, SID = siderite, PY : pyrite, BA = barite, i = weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S : silt. 2~~ 4~2o ~ 2 um clay, Mg'~'Glycol (upper pattern) ~,15 um silt, Mg-Glycol (lower pattern) ~ I ! ~ " I /& l# 20 ZZ.. 2¥. q (.,,.2 ~3 5 - .5 2 ~ 0 t,.~ · ~ 2 um clay, M~-Glycol (upper pattern) .~'15 um silt, Mg-Glycol (lower pattern) Z~- 5 74-0 · <~ 15 um um clay, Mg lycol (upper p atfern) silf, Mg-Glycol (lower pattern) o2.~. I I , I ~ ff " ~_6 - F~ 2 0 0 ~'~ ....... ' . · ~ 2 um clay, Ittg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) h 4~ 2 um clay, Mg-Glycol (upper pattern) 4~15 um silt, Mg-Gi¥col (lower pattern) .! /¥ /& /# i ~'2 um clay, Mg-Glycol (upper pattern) · c~15 um silt, Mg-Glycol (lower pattern) I I0 /?_ I~ 16 I# ;20 22. 2'5/ 2 G, ,2 ~ :Jo .,,,' o2.~ ~'2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Gl¥col (lower pattern) I ' ~ [ I I , z./ (, ~, /~ /~. /y /& [ /~ °2.~- , 4~'2 um clay, Mg-Glycol (upper pattern) .~'15 um silt, Mg-Gl¥col (lower pattern) I IL /~' /& / ~ 2o ,Z Z. z¥ ~ & .2 ~' ilo :1 z. ~¢' ~2 um ¢1a¥, Mg-Gl¥col {upper pattern} 4~15 um silt, Mu-Glycol (lower pattern} 71 Co. Table 9' Clay mineralogy.of samples from Arco North Prudhoe Bay St. #1 well. ARCO N. PRUDHOE BAY ST.#1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 6800 C MAJ - MOD MOD M I N 6800-S C TR MOD - MIN MIN 7380 C i~AJ MIN TR .. MIN - 7380- S C M I N , .MOD - MOD M I N 7880 C MOD MOD M I N MOD MOD 7880- S C - MOD - MOD M I N 8020 C MAJ MIN MOD '!. MOD MOD · 8020-S C TR MIN - MOD MIN 8160 C MOD MOD MIN MOD MOD 8150-S C MIN MIN - MIN TR 8340 C MOD MI N MOD MOD MOD 8340-S C - MIN - MOD MIN 8640 C MOD TR MOD MOD MOD 8640-S C MI i~ MOD - MOD TR 9020 C Iq I N MI It MOD MOD MAJ 9020-S C - TR - MOD MAj 9140 C lq I N - MOD MOD MAj 9140-S C - TR - MOD MAj 9570 C MOD iqIN MOD MOD MOD 9570RECALC - MI N HOD MAJ MOD 9570-S C - MIN MIN MAj MOD OTHER MDM,BULK XR~),Q1,P1 Q3,P2,AP2 Q,P,AP,MDM,POOR BULK XRD Q3,P1,API,SI01 MDM,BULK XRD OF GARBAGE,Q1 Q3,P2,D1,AP1,SID1,PY1 Q2, P1, BK/GR. SH. ,WASHED Q2,AN2,P1,D1,SID1,PY Q2,P1,DM CONT. ,WASHED.,DGR.SH. Q2,HC1,CA2,D1,SID1,P1 Q2,BK.SH.,WASHED,MINOR DM Q3,P1,D1,PY1 Q1,TUFF. Q3, HC 1, P2 ,AP2, PY 1 Q1,DM CONT. Q3 Q1,DM CONT. SANDSTONE Q3,P1,D1,PY1 Q1,DM CONTAM. RECALC TO I G,qORE DM Q3,P1,D1,SID1 CUTTINGS HOSTLY SANDSTONE. Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAj = >35%. Other mineral abbreviations: Q : quartz, P = plagioclase, KS : k-spar, AN : analcime, HC =heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID : siderite, PY : pyrite, BA : barite, i = weak, 2 : moderate, 3 : strong, nothing = trace. MDM : mostly drill mud, BK.SH. : black shale, GR. = gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S = silt. ' r-2(~ Z _(~5oo .. ~ :~ ~ 2 om clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) Q ,~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) C. I I z~ ~ ~ /~, 12. 19' I& I ~ 20 .,,~'. °2.~ I I | I I J i -- .~. 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) C P I /Z. I I I I I | I I I I I ~ ' /¥' /& 16' 20 ZZ. 2.~ 2(~ .~' ~c> 3z.. ~/ ~ 2 um clay, Mg-Glycol (upper pattern) .<~15 um silt, Mg-Glycol (lower pattern) I I I [ 2~' ~o 32. ,~ 2 um clay,"Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) r"l C, z/ ~ ~? Io IL I~ I& 18 20 27.. 29 °2.~ z~ ~ 2 um clay, Mg-Glycol <~15 um silt, Mg-Glycol (upper pattern) (lower pattern) I I I I I , i ' i I i i I [ - ~ 2 um .C~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) ,.. r~ 282- 9o2o · ~, 2 um clay, Mg-Glycol <~15 um silt, Mg-Glycol (upper pattern) (lower pattern) Q J i 22. 2~/ 2 (. 2 ~ 30 3z. I~/ I& I ~ 20 ! I ! .~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) <~ 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) K Co.. I I I I ! ~ Il 'l J ..... / ...... I ~ 8 /o IZ. /,y 1~ / 6' 20 27.. z ~/ ~z ~ Table 10' Clay mineralogy of samples from Mobil West Staines St. 18-9-23 well. MOBIL WEST STAINES ST. 18-9-23 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEE[ 10020 C M I N MOD MI N MOD MOD · 10020-S C - MAj - MOD MOD 10574 CC MIN MOD MIN MOD MOD 10574-S CC - _MAj - MOD ~ MOD 11190 C - MOl) MI N MOD MAJ 11190-S C - MAj - MOD MOD 11550 C - MOD 1.1I N ?. MOD MOD 1_1550-S C - MAJ - MOD MAj 11730. CC - MAJ MI N ~MOD MOD 11730-S CC - MAj - MOD MIN 11900 C - MOD MIN MOD MAJ 11900-S C - MOD - MAJ MOD 12400 C - MOD MIN MOD MAj 12400-S C - MOD - ,~tqJ MOD 12540.6 CC - - TR MIN - 12540.6S CC - - - TR - 12673 CC - - - MAJ - 12673-S CC - - . MIN - 129 50 C - MOD MI N MOD MOD 12950-S C - MOD - MOD MOD "-~"~3321 CC - - _ MAJ MOD 13321-S CC - - , - MAJ MOD OTHER Q2,P1,D,PR?DGR.SH.SIS. Q3,P2,CA-MG1 Q2,P,OGR/BK.SH Q3,P2 Q2,P1,BN/GR.SIS. Q3,P2,D,PY,PR? Q2,P,BN/GR.SIS,DM CONT. Q3,PI,CA1 Q2,P,DGR.SH. Q3,P2 Q2,P,KS,SIS,F.G.SS.DM.CONT. Q3,P1 Q2,P,SID,OGR.SIS,DM.CONT. Q3,P1,PR? Q3,AN2,P,PY~,BK.LAM.SIS/S[I Q3,AN3,P,PY2 Q3,P1,CA,PY3 BK.SH. Q3,P2,CA-MG,PY2,POOR XRD Q2,P1,BULK XRD,TUFF.? Q3,P1,D PR2,Q2,DI,PY1,SLATE PR2,Q2,Di,SIDi,PY1 Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAj = >35%. Other mineral abbreviations: Q: quartz, P = plagioclase, KS : k-spar, AN : analcime, HC :heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID : siderite, PY : pyrite, BA : barite. 1 : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. : gray, SIS. = siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW = side wall, S : silt. 7_5 - 10020 C, ! ! ~ 2 um clay, Mg-Glycol .~15 um silt, Mg-Glycol (upper pattern) (lower pattern) /Z. ~ I I I 19' /& 16' 20 °2.~ ~ 2 um clay, Mg-Glycol (upper pattern) ,~15 um silt, Mg-Glycol (lower pattern) C, iI I I , ~ I i .... ~ .... I ...... i .... I I i ..... °l~ : <~'2 um clay, Mg ~Glycol (upper pattern) urn s~lt, ~g-~lycol ~lower pattern) & ~ /6 /Z- clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) I< ~ ~ I I 19' I& I(~ 20 , I I I I I ~ 2 'Z. 2¥ 2 & :~ ,~ :~ o ~ z. 3 ~/ um clay, Atg-~lycol (upper pattern) .~15 um silt, Mg-Glycol (lower pattern) 5 Ii, I# 20 zl. z¥ 2~ 28' go 3~.. ~f um um clay, silt, Mg--Glycol Mg-Glycol (upper (lower pattern) pattern) /& /6' 20 ZZ. 2¥ 2(, :~8' go 3Z. 3f/ Table 20- Clay mineralogy of samples from Exxon Alaska State A-1 well. EXXOtl ALASKA STATE A-1 DEPT~.I STYPE S~IECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 10219 CC - MOD MOD MOD MOD 10219-S CC - MAJ - MAJ MOD 10711 CC - MOD MOl) MOD MAJ 10711-S CC - "!.IAJ - MOD MOD 12427 CC - - MOD MAJ MAj 12427-S CC - MOD - .: MAj MAJ ,, 12568 CC - - HOD 1,1AJ MOD 12fi68-S CC - - - MAj MIN 127 53 CC - - MOD MAJ MAJ 12753-S CC - - - MAj MOD 12960 C TR MIN MOD MAJ MOD 12960-S C - ~II~ - I-1AJ MOD 13030 C - MOD - MAJ ItOD 13030-S C - - - MOD MAj 1320 0 C .... MA J M I N 1320 O- S C - - - MAJ Iq I N 14185 CC - MOD - MAj - 1418 5- S CC - I't~j - MAj - OTHER Q1,P,DGR.SH. Q2,P Q,P,DGR.L~,I.SIS/SH Q3,Pi,CA Q1,P,AP,SIDi,0ILST.SIS/SS Q3,P2,SID2 Q,P,DGR.SH. Q3,P2,SID1,PA1 Q1,P,CA?,BK.SH. Q3,P1,PA Q,MIXED CUT.,D~I.CONT. Q3,KS,P,SIO1,PY L.S.ACID DISSOL,BK.SH. Q3,D3,P,SID,PY L.S.ACID DISSOL.Q1,PALYGOR. Q3,PALYGORSKITE2 Q1,P,CA1,HARD BK.Slt. Q2,Pi,CA2 Definitions: TR = less than 3%,'MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q = quartz, P: plagioclase, KS : k-spar, AN = analcime, HC =heulandite- clinoptilolite, CA : calcite, D = dolomite, AP : apatite, SIC) = siderite, PY = pyrite, BA = barite. 1 : weak, 2 : moderate, 3 = strong, nothing : trace. MDM : mostly drill ,~nud, BK.Sii. = black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, PA : paragonite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S : silt. ~'2 um clay, Mg-Glycol (upper patfern) · ~15 um silt, Mg-Glycol (lower pattern) °2..~ '~'2 um clay, t, tg-Glycol (upper pattern) · ~15 um silt, big-Glycol (lower pattern) C ,<~'2 um clay, Mg-Glycol (upper pattern) · ¢~15 um silt, Mg-Glycol (lower pattern) F J ~ I ~ ~ I I I J J ~.~'2 um clay, trig-Glycol (upper pattern) ~15 um silt, t/lg-Glycol (lOwer pattern) I¥ I& I~ 20 ~. Z¥ ~'2 um clay, · c~15 um silt, Mg-Glycol Mg-Glycol (upper (lower pattern) pattern) I I I /Z. 'Il I~ I ~1 I & I ~ 20 ;~ Z. 2,/ 2 ~ :z ~ ~ o ~ z. ~ f~ Table 17' Clay mineralogy of samples from Placid Prudhoe Bay St. #1 well. PLACID P.B.ST. #1 DEPTH STYPE S,MECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 5700 C MAj MOD - MOD MOD 5700-S C MIN MAj - MAJ MOD 6200 C MAj 740D - MOD MIN 6200-S C MIN MAj - HAj TR 6680 C MAJ MIN - ~ ,: MIN MIN 6 680-S C MOD MOD - HOD H I N 7240 C MAJ MIl4 · - MOD - 7240-S C MIN TR - MIN - 7400 C MAj TR - MI N TR 74 0 O- S C M I N M I N - M I N T R 7480 C MAj MI N - MOD TR 7480-S C MII,I HIN - MOD - 7640 C klAj MIN - MOD MIN 7640-S C HIN MIN - HOD TR 7880 C MAJ HIN MIN MOD MOD 7880-S C MIN ' HOD - MOD MIN 8430 C MIN MIN MOD MOD MAJ 8430- S C - H I N - MO D MAj 8830 C - MI N MOD ~J MOD 8830-S C - MOD - MAj MAJ OTHER Q2,P1,MDM,BULKXRD Q3,P1,CA,D1,PY Q1,P,MDM,BULKXRD Q3,P1,D1,AN,PY Q2,P,MDM,BULKXRD Q3,AN1,P1,D1,AP,PY Q1,CA1,PY1,DGR.SH/SIS Q2,AN,P1,PY,D,CA Q1,BK/GR.SH/SIS,WASHED Q3,P1,CA,D,~Y Q3,P,CA1,PYI, SO03 ASYM. Q3,P1,CA1,CA-MG,PY1,DGR.SH. Q1,TUFF.BK.Slt. Q3,P,D,PY Q1,TUFF.BK/GR.SH. Q2,P,D1,PY Q1,P?,DGR.SH. Dit Q3,P,CA,D1,PY Q1,BK.SH. Q3,D1,PY Definitions: TR : less than 3%, MIN : 3 - 12%, MOD : 13 - 35%, MAJ : >35%. Other mineral abbreviations: Q: quartz, P: plagioclase, KS : k-spar, AN : analcime, HC =heulandite- clinoptilolite, CA : calcite, D = dolomite, AP : apatite, SID : siderite, PY = pyrite, BA : barite. I : weak, 2 = moderate, 3 = strong, nothing = trace. MDM : mostly drill mud, BK.SH. = black shale, GR. : gray, SIS. = siltstone, TUFF. : tuffaceous, ANK = ankerite. · Also: STYPE = sample type, C : cuttings, CC : core, SW : side wall, S = silt. ~?o- ~7oo ,. ~ 2 um cia. y, Mg-Glycol (upper pattern) .~15 um silt, Mg-Glycol (lower pattern) C ..o i I I ~ -- ~ 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) | [ I [ [ I I I I | ~_~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) ' r"? ?o- 7z go ~ 2 um clay, Mg-Glycol · ~15 um silt, Mg-Glycol (upper pattern) (lower pattern) Q I i I [ -- 28' ~o 32. 35' /.~ 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) .,," 02.6~ 2 7 r" 74 80 ~ 2 um clay, Mg-Glycoi (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) C ! [ I ~ [ I I /,? /~, /~' ~o ~.~. 24/ ~(. ~. 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) I¥ I& 18 ~o 2Z. 2~/ (""[o- 7 8~ 0 ~x 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) q ~C ",:" p. ~ 2 um .<~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) I I i I I I i I I~ 20 27. 25' 2. ~ 2~' 30 3z. 02.0. ~ 2 um um clay, silt, /fig-Glycol Mg-Glycol (upper (lower pattern) pattern) 1- I Table 18' Clay mineralogy of samples from BP Prudhoe Bay Unit J-1 well. BP PBU J-1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE OTHER FEET 5690 C MAJ MI I..l - MOD MOD Q1, D, S ID,i,IL~H, BULKXRD 5690-S C i'4IN HOD - MOD MIN Q3,P1,SID2,D1 6230 C MAJ _ TR TR MOD MOD Q1,P1 ,D1 ,IiD~,I,BULKXRD 6230-S C tqIN - - MOl) llIt,1 Q3,AN1,P1,D1,AP1,SID2 6590 C MAJ TR - MIN MIN Q2,CA1,GR.SH 6590-S C I.i II, l - - '!. MIN HI~J Q3,AI.il,P1,CA1,SID1 ],0 C MAJ TR I.,lI l~ MOD MIN Q2,CA1, DM.CONT.GR. Stl. 6920-S C MIN - - Milt MIN Q3,AN1,P1,D1,PY1 7190 C MOD ~II lq MOD MOD MOD Q2, GR. SH. 719C)-S C T~ TR - MIN MIN Q3,P1,PY 7.~ 70 C TR MI N MOD MAJ MOD Q1, DGR. SH. 7~70-S C - ,qIN - MOD I,IOD Q3,P1,PY 7690 C ~qAJ TR MC)D I, lOD HOD Q1, GR. SH., D~,I. CONT. 7690-S C TR IqIN - MOD MOD Q3,P1,D1,PY1 8010 C MOD i,IIN I,IOD MOD MOD Q2,LT.GR.SH,TUFF. 8010-S C - MIN - MOD MAJ Q3,P1,D1,SID Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q = quartz, P: plagioclase, KS : k-spar, AN : analcime, HC :heulandite- clinoptilolite, CA : calcite, D = dolomite, AP : apatite, SID : siderite, PY : pyrite, BA : barite. 1 : weak, 2 : moderate, 3 : strong, nothing : trace. MDH : mostly drill mud, BK.SJt. : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C = cuttings, CC = core, SW : side wall, S = silt. ~, 2 um clay, Mg-Glycoi (upper pattern) · ~.15 um silt, Mg-Glycol (lower pattern) - ~ I ' I I I I I I II IllI " ~ [ I' z/ (. 8' /o, /?_ /Y' /& /6' 2o 2?. 2:,9 .,,,. oZ~ ' I I I I [ "' 2 ~ 28" ~o 3z.. 3¢ t'""~ 2-¢ o - C, 250 '~ 2 um clay, Mg--Glycol (Upper pattern) ~(15 um silt, Mg--.Glycol (lower pattern) ~ 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) ~ 2 um clay, Mg-Glycol (upper pattern) · C~15 um silt, A4g-Glycol (lower pattern) ! ! ;;~o - 7 i¢'o '1 ~ 2 um clay, lilly'Glycol (upper pattern) .~15 um silt, Mg-Glycol (lower pattern) M D I i ! I /, ,¢ /t,, /z.. /,'/ Ii, /,,t' 2o ~ i I · 27.. ZY 26 I ;jo, (~.30- 7470 c. ~2 um clay, /fig-Glycol (upper ............ pattern) ... <~15 um silt, Mg-Glycol (lower pattern) ? ? ?"% go ! I ~ 2 um clay, Mg-Glycol (upper pattern) .~15 um silt, Mg-Glycol (lower pattern) ~ ~ I I ~ I I /¢ /& /~' 20 2.7.. 2~ Z(. I I I ~ - z/ ~'~,0- ,¢ o/0 '5 K,(.., ~ 2 um clay, A1g-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) I I ! I ! I i I I'Y I & /,I' ;to z Z. z ¥ z r, °2.~ Table lg' Clay mineralogy of samples from BP Sag Delta 31-10-16 well. BP SAG SELTA 31-10-16 I)EPTH STYPE SHECTITE FEET 7450 C 7460-S C 8020 C 8020-S C 8560 C 8560-S C 8830 C 8830-S C 8920 C 8920-S C 8954 CC 8954-S CC 8977 CC 8977-S CC 9020 C 9020-S C 9120 C 9120-S C 9230 CC 9230-S CC 9375 C 9375-S C 9745 C 9745-S C CHLORITE MIXED LAYER I/S ILLITE KAOLINITE OTHER MOD HAJ - MAJ Iq I N M I SS I NG MAJ HOD - MOD Il I N T R MAJ - MAJ Iq I HAJ -HI li - MOD M I N TR MI I'1. - MI N rlI N MOD iqOD MOD ~ '.' MAJ MIN - M I ~ - MOD TR HOD ~'11 I,l HOD MAJ - - MIN - MOD - - TR HOD ~j _ - - - MOD '- - - MOD HA3 - - TR - MOD - - - ~'~J i'~3 MOD - - - MIN TR - - MOD MAj . HAJ - - - MOD MOD - - MOD ~J HOD - - - ~J MAj HOD MOO HOD ~J MOD - H I N - MO D M I N H I N TR MOD ['~J HOD -. TR - MIN MIN Q3,AN2,P1,ANK,HDH,COALY MISSING Q1,P,MDM,COALY,GR.TUFF.SH. Q3,AN1,P1,PY Q1,P,GR/B~t~ MUDST. Q2,P Q1,P1,PY,DGR.TUFF.SH. Q3,P,PY Q1,PY,TUFF.BK.SH. Q2,P1,AP,PY Q1,P,PY1,BK.SH. Q3,P1,PY1,D1 Q1,P,PY,CA,BK.SH. Q3,P1,PY,D1 Q1P,PY TUFF.BK.SH. Q2,P1,PYi,~K,D,CA Q2,P,D,PY,DGR.SH. Q2,D1,PY Q,TAN MUDST. Q3,K : 2X I Q1,BK.SH/SS, DH CONT. Q2,P,D,CA,PY Q1,TUFF.CARB.BK.SI{. Q3,PI,CA,D,PY1 Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAj = >35%. Other mineral abbreviations: Q: quartz, P = plagioclase, KS : k-spar, AN : analcime, HC :heulandite- clinoptilolite, CA : calcite, D = dolomite, AP : apatite, SID : siderite, PY : pyrite, DA : barite. I : weak, 2 : moderate 3 : strong, nothing : trace. MDM : mostlYadrill mud, BK.SH. : black shale, GR. : gray, S~S. siltstone, TUFF. : tuffaceous, ANK : nkerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S : silt. , :z: c t P A · ,,::, 02.0. j,, I "J ~ o. · ~ 2 um clay, Mg-Glycoi · <~15 um silt, Mg-Glycol (upper pattern) (lower pattern) j./ ~, 8' /u, /Z. /Y' /& /,t 20 z[ ' z¥ z(,, 2& -30 ~z. ~ 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) · < 2 um clay, Mg-Glycol (upper pattern) .<~15 um silt, Mg-Gl¥coi (lower pattern) ! ! 12. 19' /& /6' 20 2?. 2¥ 2~ :~8' ~c> 3?- ~' ~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) zZ.. 29' z (, .2 8' ::jo .~z. 3¢ ~ 2 um clay, /fig-Glycol (upper pattern) · ¢~15 um silt, /fig-Glycol (lower pattern) ,~ 2 um clay, Mg-Giycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) I I I i - zm,o ¢ozo ~'2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) ~ oo - 7~7o .,~ 2 um clay, Mg-Glycol (upper pattern) /,15 um silt, Mg-Glycol (lower pattern) 20 2Z. 29'. 24 ,~ 2 um clay, Mg-Glycol (upper pattern) t~15 um silt, /fig-Glycol (lower pattern) /2- ~ ~ I I ~ I I /¥ /& /~' 20 2?.. ~,'Y · 2(, ! I 2 um clay, Mg-Glycol (upper pattern) um silt, Mg-Glycoi (lower pattern) /o IZ. /'y /& 16' 20 ,?.Z. 2. q. I I I I ~ - ~ 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) Table~ 15: Clay ~,ineralogy of samples from Arco N.G.I. #7 well. ARCO NGI #7 DEPTH STYP£ SHECTITE FEET 6720 6720-S 7410 7410-S 7700 7700-S 7820 7B20-S 7880 7880-S 8050 8050-S 8172 8172-S CC CHLORITE .MIXED LAYER I/S ILLITE KAOLINITE C SAilPLE NOT RUN - ALL DRILL MUD, NO RESIDUE AFTER WASHING C AS ABOVE C MOD - - MOD MOD .HOD C - - - MIN llIl~ C HOD - MOO .: Pt.qj MOD C - - - M I N Iq I N C - - !dOD MAJ MOD C - - - PIOD MI N C - - MO D MAj MO D C - - - MOD C - - PI I N .. M I N C - - - TR H I CC - - MOD HOD ;.1AJ - - - M I N MAj OTHER Q2,P,PY1,G/BN.SIS.,DM.CONT. Q2,P1,D1,SID1,PY1 Q2,AN3,P,OI,SID,PYi,DM.CONT. Q3,AN2,P1,D1,SID1,PY1,BK.SH. Q1,P,PYi,BK.SH.,WASHED Q3,Pi,CA?D1,PY1 Q1,P,PY1,BK/GR.SH.,WASIIED Q3,P1,CA,D,PY1 QI,0DD I~TERIAL,HUD ADDITIVE Q3,BA,HUD ADDITIVE Q1,P1,PY,BK.SIt. Q3,PY2 Definitions: TR = less than 3%, MIN = 3 - 12%, HOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q = quartz, P: plagioclase, KS = k-spar, AN : analcime, HC :heulandite- clinoptilolite, CA : calcite, D = dolomite, AP : apatite, SID : siderite, PY = pyrite, BA : barite.' i : weak, 2 = moderate, 3 = strong, nothing : trace. MDH : mostly drill mud, BK.SH. = black shale, GR. : gray, .SIS. : siltstone, TUFF. = tuffaceous, ANK : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S = silt. ,. 5~- 7#~o ~-~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) /~/ /& /$ 20 2Z. °2.~ .~ ~,,,a, - 7700 ~ 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) I I I I I I I /y' /& /,,¢ 2o ~ I I i I I ~ - ~2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) I i I /z. i I i °2.~ .° , I I I I I ~ 2¥ · :z~ ::?8' :jo .~z. 3~ . :3 7t'~ 7aao ~.~ 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) K 20 22. 2¥ · 2 G 2 ~ ~o 37. ~ :2 um clay, tilg-Glycol (upper pattern) · ¢~15 um silt, Mg-Glycol (lower pattern) 27.. o. <~ 2 um clay, Mg-Glycol (upper pattern) .~15 um silt, Mg-Glycol (lower pattern) I I I I I I I¥ I& I~ :~0 2Z. 2¥ . 7200 ~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) ~ 2 um clay, big-Glycol (upper pattern) · ¢~I$ um silt, big-Glycol (lower pattern) I /~ /2- I~/ It, 18 2o 27.. 2¥ ' 2 ¢ .¢~ 2 um clay, /~lg-Glycol (upper pattern) · ¢~15 um silt, Mg-Glycol (lower pattern) I -- 7~-8F~o ,~ 2 um clay, Mg-Glycol (upper pattern) · ¢~15 um silt, Mg-Glycol (lower pattern) ,e ,~ 2 um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) · zz' ~ 8 /~, /Z- /~/ /& /~ 20 2/. 2¥ · ;z (~ ~ 8' ~o 3z. °2.~ .. ~ 2 um clay, Mg-Glycol (upper pattern) .¢~15 um silt, Mg-Glycol (lower pattern) .o I · .~ 2 um clay, Mg-Giycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) ,z/ ~ 8 /e /Z.. 19' /& 16' 2o 2Z. 29 · :~(, ;~6' 3o ,~z... ~ ' · ,,,' °2.~ : .. ~ 2 um clay, big-Glycol (upper pattern) ~15 um silt, big-Glycol (lower pattern) ! Ix/ I& I~ 2o °2.~ Z""7 - / / 5 88 ~2 um ,<~ 15 um clay, Mg-Glycol (upper'pattern) silt, Mg-Glycol (lower pattern) um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) K " 7-117O l ~2 um · ~15 um silt, Mg-Glycol clay, Mg-Glycol (upper patter!) p a t t e r~n ) (lower fl,. I 12. /9' /& i i I 27.. 2¥' 2(, I I I ~ - 7'7- / / 730 ~ 2 um clay, Mg-Glycol (upper patter~n) I! <~15 u m silt, M g - G l y c o l (lower ~p ~ t' f'~'~Jn /b 277 - / 17-~ ~ ~ 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, tgg-Glycol (lower pattern) P Table 14: Clay mineralogy of samples from BP Put River # i well. BP PUT RIVER NO 1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 6250 C MOD MOD - MOD MOD 5280-S C MI ~.~ I.lOD - MOD MOD 6460 C MOD I,lI N MOD MOD MOD .. 6460-S C TR r?lIN - MOD MIN 7 O O0 C MA J lq I 1~ - M I N M I N 7000-S C MIN ~.II~ - ?. MoD MIN 7700 C MOD MIN MOD P~J MIN 7700-S C MII~ MI~ - MOD TR 7790 C MAJ MIN MIN MOD MI~ 7790-S C TR MIN - MOD MIN 7870 C MOD MI ~ MOD MOD MOD 7870-S C - MOD - MOD MOD 8140 C - TR MOD ~J MAj 8140-S C - TR - MAj MAj 8 391 CC - - MOD MOD MAJ 8391-S CC - - - MIN MAJ 8680 C - M I N MOD MOD MAJ 8680- S C - TR - MOD MAJ OTHER Q3,P1,KS,MDH,BULK XRD Q3,AN1,HC1,P2,KS,Di,SID1 Q2,SID2,MD~I,BULK XRD Q3,P1,DI,SID3 Q3,DM CONT,TUFF.GR.SH. Q3,AN1,P,KS,D,SID1 Q3,P1,PY1 Q3,P1,D,PY1,CA-M§I Q2,P1,PY2,TUFF.DK.SH. Q3,P,PY2,D1,PA.? Q2,P,PY1,DM CONT.BK.SH. Q3,P1,PY2,D2 Q1,BWN.GR.Slt. Q3,P1,D,SID,PY1 Q3.CA1.Di.SII)I,PY1 Q3,Di,SID1,PY1 Q3 Q3,D,PY? aefinitions' TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations' Q = quartz, P : plagioclase, KS : k-spar, AN = analcime, HC :heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID = siderite, PY = pyrite, BA : barite. I : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. = gray, SIS. : siltstone, TUFF. : tuffaceous, PA : paragonite. Also' STYPE = sample type, C = cuttings, CC : core, SW : side wall, S : silt. · C C .~'2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) 5 ' I I ~ I I z/ (, ,9 /~, /z. /9' I I I I I I I 2, oo-- (.=,¢'¢o ~"2 um clay, Mg-Glycol ~15 um silt, Mg-Glycol (upper pattern) (lower pattern) I I 1 /Z- I I I I I I ! I I J 1 /,,/ /& 16' ,20 ,z~ z¥ ,z (,, ,2 8' -3o Jz. 3¢ ° 2,. 6~. ~ 2 um clay, Mg-Glycol (upper pattern) ~, 15 um silt, Mg-Glycol (lower pattern) K /7- C ~ d~O- 7-2~o 2 um ~/15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) C I ! x/ ~ 8' /6 /z. 19' /~, 16' 2o i I I 2?.. 2Y - 2~ 77?° .~ 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) z/ (, 8 /o /Z. 19' /~, 16' 2o °2.~ ?PP 27.. 2'9'. Table 12' Clay mineralogy of samples from Placid Beechey Point #1 well. PLACID BEECHEY POINT #1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 5860 C MAJ MIN - MIN MIN 5860-S C MIN HOD - MOD MIN 64,30 C MAJ MOD - MOD M I N · 6480-S C M I N HOD - MOD MI N 7180 C MAJ MI N TR MOD TR 7180-S C MIN I10O - MOD MIN 7620 C MAJ MOD MOD i, MOD MOD 7 620- S C M I N MOD - MOD MOD 7800 C MOD MOD M I N MOD MOD 7300-S C T R MOD - MOD MOD 7950 C MOD MOD 1'4IN MOD MOD 7960-S C TR MOD - MAj MOD 8 220 C HAJ Fi I N MOD MOD MOD 8220-S C MIN MIH - MOD MOD 85 O0 C 1,111,1 HOD MOD MOD MOD 8 500- S' C TR MOD - MOD MAj 8700 C MOD Iq I N MI N MOD MAj ,~700-S C TR ,',I I I,I - MOD MAJ 9100 C MOD HOD MIN MOD MOD 9 IOORECALC - MOD MOD HOD MAj 9100-S C TR MIN - MOD MOD OTltER Q1,MDM,BWN.SILTY MDSTN. Q3,P1,D,AP? Q1,P,MDM,BWN.SI.MOSTN Q2,P,CA-MG? Q1,P, ASYM SOO3,B.G.MOSTN Q3,P,AN1,D?,PY1 Q2,P,AN?,TUFF.DGR/BK.SH. Q3,P1,D,PY1 Q1,P,CA-MG,PY,TUFF.DGR.SH. Q3,P1,Di,SID1,PY1 Q2,P,BK/GR.SH.(TUFF?) Q3,P1,AP,SID,PY1 Q1,DGR.SH.DM.CONT. Q2,P,SID1 Q2,P,GR.SISTN/SH Q3,Pi,SIDI Q2,TUFF.GR.SH.DM.CONT. Q2,P,SID Q1,CA,BK.Sit.DM.CONT? RECALC - SI,IECTITE Q3,P,PY Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations' Q = quartz, P = plagioclase, KS = k-spar, AN : analcime, HC :heulandi~e- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID : siderite, PY : pyrite, BA : barite. I = weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. = gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C = cuttings, CC = core, SW : side wall, S : silt. ~C~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) C C. I ! ! °2.~ Al' ~ 2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) C /Z- /~ /& /# 20 2~. 2¥ 2: ~, i I I :17. 718,0 I I ~ I ~.~ 2 um clay, Mg-Glycol (upper pattern) .c~15 um silt, t, tg-Glycol (lower pattern) C. /y /& la 2o °Z~ zT.. 2q z(. 2~' 30 ..lz. 3'/ ~ 2 um clay, Mg-Glycol (upper pattern) · (~15 um silt, Mg-Glycol (lower pattern) /'J /& la 20 °2.0. ., S ~c. ~ 2 um clay, Mg-Glycol (upper pattern) "~ ~c~15 um silt, Mg-Glycol (lower pattern) C I I I ! ! e I ~ 'g I I I ~ /e /Z. /'/ Ii, la' 2o 27.. z¥ 2¢, I 2L~ - 79Go ~'2 um clay, Mg-Giycol (upper pattern) .¢~15 um silt, Mg-Glycol (lower pattern) I /¥ /& /~ 20 Zt. z¥ z¢, ,~$ ~c~ :17. ~'/' --r ~'2 um clay, Mg-Glycol (upper pattern) .~'15 um silt, Mg-Glycol (lower pattern) ~ 2 um clay, Mg-Glycol (upper pattern) · ¢~15 um silt, Mg-Giycol (lower pattern) I °2.~ · ~'2 um clay, Mg-Glycol (upper pattern) 15 um silt, Mg-Glycol (lower pattern) · ~'2 um clay, Mg-Glycoi (upper pattern) <~15 urn silt, Mg-Glycoi (lower pattern) /<lC l' 11 Table 13: Clay mineralogy of samples from Mobil Mikkleson Bay St. 13-9-19. MOBIL MIKKLESON DAY ST. 13-9-19 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 10634 CC - MOD MIN MOD MAj 10634-S CC - MOD - MOD MAJ 11160 CC MIN ..MIN MIN MOD TR 11160-S CC - TR - MIN TR 11569 CC - - MAJ MAJ - 11569-S CC - - - '!. MIN - 1 1588 CC - - iqAJ MAJ - 11588-S CC - - - MIN - 116 50 CC - - MOD MAj MAj 11650-S CC - - - MOD 11701 CC - - - MAJ MAJ 11701-S CC - - - MOD MAJ 11730 CC - - - MAj MAJ 11730-S CC - - - MAJ MAj 11751 ' CC - - - MAj MAj 11751-S CC - - - MAJ MAJ OTHER Q1, P, BN. LAM. SS/BK. SH. Q3,P2,CA Q3, P, P2, LAM. BK. Sit/TUFF { ? ) Q3,PY2 QI,P,PY1,BK.SH. Q2,PI,CA-i. IG,PY1 Q2,P,D,PY,BK.SH. Q3 P1,D2,PY2 Q1,D1,PY1,SK.SH Q2,D2,PY1 Q1,P,PA.,DGR.B~.SI.SS. Q3,P,D,PY1 Q1,PI,SI.SS. Q3,P1 Q1,P,PA(?)FISSLE BK.SH. Q2,P,PY2 Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q : quartz, P : plagioclase, KS = k-spar, A~ = analcime, HC :heulandite- clinoptilolite, CA : calcite, D = dolomite, AP = apatite, SID : siderite, PY : pyrite, BA = barite, i : weak, 2 = moderate, 3 : strong, nothing : trace. MDM = mostly drill mud, BK.SII. : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, PA : Paragonite. Also' STYPE : sample type, C = cuttings, CC : core, SW : side wall, S = silt. ,~ 2 um clay, Mg-GlyCol (upper pattern) .,~15 u m silt, Mg-Glycol (lower pattern) I r'~ z77- !11(~o ,~2um ~15 um clay, Atg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) c ~ ,¢~ 2 um clay, Mg-Glycol (upper pattern) ,C~1.5 um silt, Mg-Glycol (lower pattern) ,¢ Io IZ. I,/ I I# ! I ~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, trig-Glycol (lower pattern) ......... ~ ~ I I I I ! /,/ /& /~' 20 ~.?.. ~Y' ~ 2 um clay, Mg-Glycol (upper pattern) .~15 um silt, 3tg-Glycol (lower pattern) I I I I I I I I I ~ 2 um clay, Mg-Glycol (upper pattern) ,~15 um s~lt, Mg-Glycol (lower pattern) I ~ 2 um clay, I~lg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) ! I I /2- I¥ l& /,t 20 27,. 2¥' 2~ ~ 2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) C lC~C- I (. ~ 2 um <~15 um clay, Mg-Glycol (upper pattern) silt, fflg-Glycol (lower pattern) ~h 20 27.. 2Y 26 I I I C75 - 12'(~7~ ~ 2 um clay, l~lg-Glycol (upper pattern) .~15 um silt, Mg-Glycol (lower pattern) I I I I f I I ! (. ~ /~ /Z. /~ /& ..,:'~ o16~ I I ' 2F~ - ~ 2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) C ! I I ~ 2 um clay, Mg-Glycol (upper pattern) .~15 um silt, Mg-Glycol (lower pattern) I I ! I /~ 2o 22. °l~ , i I I ~ Table 11' Clay mineralogy of samples from Arco N. ~. Eileen St. #1 well. ARCO l,l '~ EILEE~ ST. #1 DEPTH STYPE SMECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 4510 C MAJ MI N - MOD MOD 4510-S C MII.J Mild - MIN MIN 5100 C I'.lAJ ~,lI~l - MIN TR 510 O- S C M I N _M I N - I41 N T R 5610 C MOD TR - MIN TR 5610-S C MIN - - TR TR 6130 C MAj MIN - ?. MOD MOD 613 O- S C M I ~,1 M I N - M I N M I N 6320 C MOD MI 1.1 MOD MOD MAj 5320-S C - MOD - ~J MAj 6580 C M I H T R M I N MO D [~ j 6580-S C - TR - MOD MAj 6646 CC - TR M I N MO D MAj 6646-S CC - - - MOD [.~AJ 68U3 CC - TR MI N MOD MAj 6803-S CC - - - TR 6820 C TR TR ~IN MOD MAJ 6820-S C - MI~I - MOD HAj 6960 * C - TR MOD MOD MAj 6960-S C - MI H - MOD MAJ OTHER Q1,HC1,MD,4 Q2,H-C1,SID1,AP2,P1 Q1,HC1,MDM,TUFFACEOUS HC2,Q2,Pi,ul,SID1,PY1 Q2,CA2,PY1,MD~q,BULK XRD Q2,P1,CA2,PY1,POOR XRD Q1,PY1,TUFF.GR.SH. Q3,P1,CA1,D1,PY1 Q2,TUFF.GR.SH. Q3,P1,PY1,PY1 Q2,TUFF.GR/B~I~.SIS Q3,P1,D1,SIi)I,PY1 Q1,SIDiGR.SH Q3,SID1,P Q2,SID1,AP1,LAM/BWN.SIS. Q3,SID3 Q2,SID2,PY1,DM CONT.TUFF. Q3,Pi,SID3,PY1. BW!,~.SIS. Q2,PY1,DM CONT.: SMEC. Q3,P1,SID1,PY1 POOR PATTERN, PATTERN SHOWS MODERATE SMECTITE PEAK DUE TO DM CONT. Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAj = >35%. Other mineral abbreviations: Q: quartz, P : plagioclase, KS : k-spar, AN : analcime, HC :heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, SID : siderite, PY : pyrite, tlA : barite. I : weak, 2 = moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. = gray, SIS. = siltstone, TUFF. = tuffaceous, ANK : anKerite. Also' STYPE : sample type, C : cuttings, CC = core, SW : side wall, S : silt. zz/- 4 1o ~" 2 um clay, Mg-Glycol (upper pattern) Z~15 um silt, Mg-Glycol (lower pattern) I ~ I ~ ~ I I /~/ /& 16' 20 22. 29' 2(, , ! · 2Zl-~lOO ~"2 um clay, Mg-Glycol (upper pattern) ~15 um silt, Mg-Glycol (lower pattern) /[~ /# 20 27.. 29' 2~ 28 3o ~z. ~' ' ° ZE~ , 22/- .5¢/0 ~'2 um clay, Mg-Glycol ~15 um silt, /fig-Glycol (upper pattern) (lower pattern) (, 8 /~, 12.. /,y /& / ~' 20 27,.. 2 ¥ 2 (, :2 ~' ~o ~ z. 3'/ ' "'/' 0 2.. 6~. r~ 2zi-Gl ~o ~'2 um clay, Mg-Glycoi (upper pattern) ~15 um silt, Mg-Giycol (lower pattern) ! ! I I ' ' I s ' ~ I~, /Z. I'/ I& 16' 20 22. .,.,,. 02.8 I I I I ' '~. z I- ~3ZO C ~"2 um clay, Mg-Glycol Y" ~15 um silt, Mg-Glycol (upper pattern) (lower pattern) /& 16' 2o ZZ. 29 Z~ 28 ~o .~Z.. ~¢ ' 2 um clay, Mg-Glycol ~15 um silt, Mg-Glycol (upper pattern) (lower pattern) '2 um ~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) 2o 27.. 2 um clay, Mg--Glycol (upper pattern) 15 um silt, Mg-Glycol (lower pattern) /Z. 19' /& 16' um clay, Mg-Glycol (upper pattern) um silt, Mg-Glycol (lower pattern) I I I '1 Iq I& 18 2o [ I I I ..... I I ~ .... 27. 2q 2~ 2~ ~1o 3~- 3u ~2 um ~,15 um clay, Mg-Glycol (upper pattern) silt, Mg-Giycoi (lower pattern) r' ,~'2 um · ~15 um clay, silt, Mg-ulycol Mg-Glycol (upper (lower pattern) pattern) [ I I , /~ /Z. /9' /& I um clay, Mg-Glycol (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) P o. J i I J ~ ' I ~ ~ I I I I J I~t I& I~ 20 Z~ 2¥ z ~ ~ $ ~o ~,'2 um clay, Mg-Glycol (upper pattern) ,C~15 um silt, Mg-Glycol (lower pattern) I I " '~'2 um clay, A4g_GlycoI (Upper Pair ,c~15 um silt, Mg-Gly¢ol (lower pattern) /z. /9' /~ Table 21: Clay mineralogy of samples from Cities Gwydyr Bay St. #1 well. CITIES GWYDYR BAY STATE #1 DEPTlt STYPE SHECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 6330 C MOD MOD - MOD MOD 6330-S C TR ~ MIN - MIN MIN 6840 C MAJ MIN - MOD MIN 6 840- S C Iq I N -MAJ - MAJ - 7410 C MAj I40D - HOD TR 7410-S C MIN HAJ - :~.MAJ MIN 8010 C MAj TR - MIN - 8010-S C MO~3 I'IIN - MIN - 8580 C MAj MOD - MOD MIN 8580-S C MIN MIN - 1.1IN 8910 C MAJ MOD M I N MOD M I N 8910-S C MIN MIN - MIN MIN 9090 C MOD MOD MI I,~ MOD MOD 9090-S C - MOO - MOD 9180 C MAj I-IOD MI N HOD MOD 91BO-'S C TR HOD - MOD 9300 C MOD MOD MI N HOD MOD 9300-S C TR MOD - MOD MOD 9 540 C HOD' MOD MOD MOD MOD 9540-S C TR MOD - MOD MOD 9930 C MI Iq MOD MOD MOD MAj 9930-S C - MIN - MOD MOD 10440 C - MOD MOD MOD MAJ 10440-S C - !.lIN - MOD MOD 10830 C - MOD HOD MOD MAj 10830-S C - HIN - MOD MOD 11880 C - HOD MOD MOD HOD 11880-S C - TR - MIN MIN OTHER Q2,P,PY,MDM.BULKXRD Q3,P,CA,D,SID,PY1 Q2,AN 1, P, MDM, BULK. GR.MDST. Q3,AN3,P1,D,CA, Q2,AN1, P, MDM, BULKXRD Q2,AN1,P1 Q1,TUFF.BK.SH. Q3,AN2,P1,CA? Q1,P,PY,DGR/BK.Slt. Q3,P1,PY1 Q1,P,TUFF.BK.S~I. Q3,P1,PY1,CA,ANK. Q1,BK.SH. Q3,P1,CA,O,PY Q1,CA,TUFF.BK.Stt Q2,P,PY Q2,P,TUFF.BK.Stl.. Q3,P1,PY1 Q1,P,PY,BK.SIS/SIt. Q3,P,KS,PY Q1,P,BK.SII.OM.COtIT. Q3,P,SID,PY Q1,DGR.SIS/SH. Q3,Pi,SID Q1,PY,DGR.Slt. Q3,P,D,PY,SI~) Q,BK.SH. Q3 , Oefinitions: TR : less than 3%, MIN : 3 - 12%, MOD : 13 - 35%, MAJ : >35%..Other mineral abbreviations: Q: quartz, P : plagioclase, KS : k-spar, AN = analcime, HC :heulandite- clinoptilolite, CA : calcite, D : dolomite, AP = apatite, SID = siderite, PY : pyrite, BA = barite. 1 : weak, 2 : moderate, 3 : strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C : cuttings, CC : core, SW : side wall, S = silt. ~_~'2 um clay, t~lg-Glycol (upper pattern) ~15 um silt, Mg-Giycol (lower pattern) I I I I I I I ,~'2 um clay, Mg-~iycol (upper pattern) · <~15 um silt, Mg-Giycol (lower pattern) ! I I ~ I ~ ~ I I I0 IZ. 19' I& I~ 20 2Z. lq 16 °2.~ °, .~'2 um clay, Mg-Glycol (upper pattern) · ~15 um silt, Mg-Glycol (lower pattern) w I i w I I /& /6* 20 27., 29' 26 i I I [ - ~'2 um clay, Mg-Glycol (upper pattern) · ¢~15 um silt, Mg-Gl¥col (lower pattern) ~'2 um clay, tAg-Glycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) z~ ~; ~ / ~, / Z. 19' I & i# 2 o ~'2 um clay, big-Glycol (upper pattern) <~15 um silt, big-Glycol (lower pattern) Q ~'2 um clay, big-Glycol (upper pattern) ~15 um silt, big-Glycol (lower pattern) C i ,! <~'2 um clay, Mg-Glycol (upper pattern) .~'I$ um silt, /~tg-Glycol (lower pattern) J i I '.1 I :.- I /~/ I& I# 20 ZZ. .: · o 16~ ":' ' I I ,~'2 um clay, /fig-Glycol (upper pattern) ,¢~15 um silt, Mg-GlyCol (lower pattern) ~'2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Atg-Glycol (lower pattern) /¥ /& Id' 20 2~ :lq' o2.6~ .. , I I I I [ - ~'2 um clay, Mg-Glyco! (upper pattern) .<~15 um silt, Mg-Glycol (lower pattern) K,C 19' I& I# 20 21. ~: z¥ .. 0 2.~- :"": ' ~.'2 um clay, Mg-Glycol (upper pattern) .~15 um silt, lttg-Glycoi (lower pattern) ly I& I~ 2C~ 2~. ' :Z¥ o2. . ~2 um <~15 um clay, Mg-Gl¥col silt, Mg-Glycoi (upper (lower pattern) pattern) I I I , ~ ,~ /?_ /y /& /~ 2o .2Z. "' 29. 2(, 2~' -~o ., · -.,.": .,., ~_~2 um clay, Mg-Glycol (upper pattern) .¢~15 um silt, big-Glycol (lower pattern) I i ! I I w i '.~ ~ :. I I I °2.~ <~'2 um clay', Mg-Glycol (upper pattern) · ~15 um silt, Atg-Glycol (lower pattern) ,f Table 22' Clay mineralogy of samples from Arco East Bay St. #1 well. ARCO EAST BAY STATE #1 DEPTH STYPE SHECTITE CHLORITE MIXED LAYER I/S ILLITE KAOLINITE FEET 7 530 C MOO HOD - MOD HOD 7530-S C TR - MOD - MIN MIN 7800 C MAj MOD - MOD MOD 7800-S C DIIN ]',tin - MOD 8370 C MOD HOD ~tI 1,~ HOD HOD 8370-S C ,I,1Itl HOD - '.' MOD TR .. ~550 C MAJ llIN - MOD [lin 8550-S C t',lI .~,1 HOD - MOD MIN 9010 C HAj Iii I.J - MOD MI N 9010-S C HIH HOD - MOD MIN 91,~0 C MIN - MOD 1iAj MOD 91.80-S C - - - MOD 9280 C M I l,J - MOD HAJ MOD 9280-S C - - - MIt~ MIN 9370 C M I I'.l - M 0 D MA J Iq A J 9370-S C - - - MOD MIN 9440 C MIN - MOD MOD MAJ 94,10-S C - - - MIN MOD 9480 C M I N - .~,iO D MOD ~.~AJ 9480-S C - - - MIN HOD OTHER Q1,P,CA,MDM,BULKXRO,COAL Q2,CA,AP Q2,P,MD~,3ULKXRD Q3,P,AP1,AN,PY Qi,P,MDH,BUL~XRD Q3,P2,CA,API,SID1,PY1 Q1,CA?,MD~I,BULKXRD Q3,AN1,P1,D, Q1,TUFF.BK/GR.SH. Q3,P,CA Qi,P,PY,TUFF.BK.SH, DH Q3,P,D,PY Q1,PY,BK.ORG.SH. DM Q3,P,CA1,D,PY1 Q2,CA1,P1,TUFF.BK.SH. DH Q3,P,CA2,D,PY1 Q,BK.ORG.SH. DM Q3,CA1,PY1 Q2,PY1,BULKXRD Q3,CA,PY1 Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations' Q = quartz, P: plagioclase, KS = k-spar, AN : analcime, HC :heulandite- clinoptilol, ite, CA = calcite, D : dolomite, AP : apatite, SID = siderite, PY : pyrite, BA : barite. 1 = weak, 2 = moderate, 3 = strong, nothing : trace. MDM : mostly drill mud, BK.SH. : black shale, GR. = gray, SIS. : siltstone, TUFF. : tuffaceous, ANK = ankerite. Also: STYPE = sample type, C : cuttings, CC : core, SW : side wall, S : silt. ,~'2 um clay, Mg-Glycol · c~15 um silt, Mg-Glycol (upper (lower pattern) pattern) C' /~ 16 /; 20 mZ~ -7~oo ~_~'2 um clay, Mg-Glycol (upper pattern) .¢~15 um silt, Mg-Glycol (lower pattern) Kc., ~.~'2 um <~15 um cl&y, Mg-Glycol (upper pattern) silt, Mg-Gl¥col (lower pattern) o2.~ um um clay, silt, Mg-Glycol Mg-Glycol (upper (lower pattern) pattern) '7' C C Co., ~ 8' /O, /2.. /'/ Ii, 16' 20 i I I I I ~ -- <~ 2 um clay, Mg-Glycol (upper pattern) · ¢~15 um silt, Atg-Glycol (lower pattern) /,(lC , K ! ! ! I I ' <~2 um clay, Mg--Glycol (upper pattern) · ¢~15 um silt, Mg-Glycol (lower pattern) 37~- o ~'2 um clay, Mg-Glycol · <~15 um silt, Mg-Giycol (upper pattern) (lower pattern) ?¥ i $ °2.~ <~'2 um · <~15 um clay, Mg-Glycol (upper pattern) silt, Mg-Glycol (lower pattern) B I · ~ ~ ', ~ I o18 .¢~'2 um clay', big-Glycol (upper paftern) · ~15 um silt, big-Glycol (lower pattern) ~,~ um um clay, silt, Mg-Glycol Mg-Glycol (upper (lower pattern) pattern) /Z.. /& /6' J, Table 23: Clay mineralogy of samples from Hobil Echooka Unit #1 well. MOBIL ECHOOKA U~IIT #1 DEPTI-! STYPE SI,1ECTITE CHLORITE MIXEr) LAYER I/S ILLITE KAOLINITE OTHER FEET 7 090 C - MOD MOD MAJ - 7090-S C - MOD - MOD - 7 640 C - ~.tAJ MOD MAJ - 7 5~10- S C - !'.IOD - MOD - 8220 C - 710 D MOD '!. MAJ - 82~0-S C !'IOD MOD 8900 C - MOO MOD MAJ - 8900-S C - t, lO0 - MOD - 9320 C - MOD .MOD MAj - 9320-S C - MIH - HOD - 10040 C - MOD ;400 MAj - 10040-S C - MAj - Ft~J - 10650 C - MO0 MOD MAJ - 10650-S C - MII~ - MIN - 11415 C - !,10[) MAJ MAJ - 11415-S C - .MIlq - MOD - 1214 5 C - !,I00 MOD ICAJ - 121~5-S C - MAJ - MAJ - 12350 C _ .MOD MOD MAJ - 1235(~-S C - MAJ , - ~J - 12575 C - ~.IOD MAJ MAJ - 12575-S C - HOD - MOD - 13005 C - MOD MOO ~AJ MOD 13005-S C - MIN - MOD MIN Q2,P,BK.SIS/SH. Q3,AN1,P2,CA,DI,SID1,PY1 02,P,PY,BK.SH/SIS. Q3,P1,AN,D1,SI,3,PY Q2,P,BK.SH/SIS. Q3,AN1,P1,CA,DI,SID1 Q2,P,D,MIXEO CUT. Q3,P2,AN,D2,SIO1,PY Q2,P,TUFF.BK.SH. Q3,P1,D1,SII)i,PY Q2,P,CA,D,BK. SH/D IRTY SS Q3,PS,AN,CA,A,qK2,D2,SIO1,PY Q1,P,BK.SH. Q3,P1,ANK,PY Q1,BK.SIS/SH Q3,P2,D,PY1 Q1,P,BK.S~. Q3,P1,PY1 Q1,P,BK.SH/SIS Q3,P2,CA,D,?Y1 Qi,BK.SH. Q2,Pl,D1,PY1 '.~'. Q1,P,BK.SH. Q3,P1,PY ~'-..~ · ,,: ,.' Definitions: TR = less than 3%, MIN = 3 - 12%, MOD = 13 - 35%, MAJ = >35%. Other mineral abbreviations: Q : quartz, P: plagioclase, KS : k-spar, AN : analcime, HC =heulandite- clinoptilolite, CA : calcite, D : dolomite, AP : apatite, sir) = siderite, PY = pyrite, BA : barite. 1 : weak, 2 : moderate, 3 : strong, nothing : trace. MDH : mostly drill mud, BK.SH. : black shale, GR. : gray, SIS. : siltstone, TUFF. : tuffaceous, ANK : ankerite. Also: STYPE : sample type, C : cuttings, CC = core, SW : side wall, S : silt. <~ 2 um clay, Mg-Glycol (upper:pattern) · ¢~15 um silt, Mg-Glycol (lower '"pattern) . i /2. P <~'2 um clay, Mg-Glycol (upper pattern) <~15 um silt, Mg-Giycol (lower pattern) I C ! ! 12. i · " I ~ i i I I& 18 20 22. 2¥ I I I '~I ~2 urn silt, Mg-Glycol um clay, i~;,1,1OlyCOI (upper.::p'a!!erll) (I° ~ er"..?:P.a:tt· rn) · o, I I I I Il , I .1 I -- · .~o~. $?oo ~C~~2 um clay, Mg-Gl¥col (upper pattern) · <~15 um silt, Mg-Glycol (lower pattern) . : ,~. · .. , · · ',. ,. I I I I I I I ~ /.~'2 um · C~15 um clay, Mg-Glycol (upner~Dattern) '~'- ;.- ~"~;'i:~'~'"' ' .' silt, Mg-GlyCol (IoW'er:Pattern) .~- :., ~',,..;. .~...'. ,, I I I I I · P I I ~ I I (, 8' /~, /2. um um clay, s lit, Ah. Mg-Glycol Mg-GiyCol (upper pattern) (Iower'i..pattern) ... . ~..;~: : .' .. .. I ii 47:! .. P I I I i 2¥ 26 ::?8' :30 · ~'2 um clay, Mg-~lycoi (upper pattern) .¢~15 um silt, Mg-Glycol' (Iower.i~.~pattern) I I I 1 I I ~'2 um clay, Atg.-Gly~.ol (upper pattern) ..: .¢~15 um silt, ldg-Glycol (loWer 'pattern) .,, :. · ~, . . .: '%.~ ; :..., :. · ~:.' .o It' /& /~ .~oz - 12 ~45 ~"~. ~'2 um clay, Mg./"~lycol (upper pattern) <~15 um silt, Mg-Glycol (lower pattern) ! ! I /Z. Iy I& I,~ 2o 2Z. 2¥ I I I I ~ - .~oz r-~Z .350 ~_.~'2 um <~15 um P clay, Mg-Giycoi (upper pattern) silt, Mg-Glycoi (lower pattern) C ~'2 um clay, Mg-'~iycol (upper.pattern) <~15 um silt, Mg-Glycol (lower. pattern) .' , .. .. -: . '.'.. ~ " I I ,i I · I¥ I& I~ 20 2?.' <~'2 um clay, /fig-Glycol (upper pattern) · ¢~15 um silt, /fig-Glycol (lower pattern) C