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GMC Data Report No. 149
Apatite fission track analysis of cuttings from the following three wells: Texaco Inc. Forest Oil Co. Texaco Inc. Tulugak No. I (1,600' - 16,472'); Lupine Unit No. i (1,000' - 13,500'); and East Kurupa Unit No. I (900' - 12,695'). See GMC Data Report No. 140 for definitions. Received 2 January 1990 Total of 31 pages in report State of Alaska Geologic Materials Report No. 149 FISSION TRACK ANALYSIS OF WELL SAMPLES FROM ALASKA TULUGAK-1 LUPINE-1 E. KURUPA-1 DATA REPORT December 1989 GMC Data Report No. 149 Page 1/31 INFORMATION Two data items are presented for each sample in this report: 1. Fission track age information in table form; and 2. Fission track length information in table and graphical form. GMC Data Report No. 149 Page 2/31 Sample number Depth (m) ¥0 East Kurupa #1 177-7 177-8 177-9 177-10 177-11 177-12 177-13 177-14 Tulugak #1 177-15 177-16 177-17 177-18 177-19 177-20 177-21 177-22 Lupine #1 177-23 177-24 177-25 177-26 177-27 177-28 177-29 177-30 274.3-365.8 900-1200 883.9-1005.8 2900-3300 1463.0-1585.0 4800-5200 1920.2-2042.2 6300-6700 2347.0-2468.9 7700-8100 2834.6-2956.6 9300-9700 3383.3-3505.2 11100-11500 3749.0-3869.4 12300-12695 487.7-609.6 1600-2000 1432.6-1554.5 4700-5100 2133.6-2255.5 7000-7400 2743.2-2865.1 9000-9400 3383.3-3505.2 11100-11500 3962.4-4084.3 13000-13400 4328.2-4450.1 14200-14600 4873.8-5020.7 15990-16472 304.8-365.8 1000-1200 731.5-792.5 2400-2600 1219.3-1341.1 40004400 1920.2-2042.2 6300-6700 2682.2-2804.2 8800-9200 3139.4-3261.4 10300-10700 3596.6-3657.6 11800-12000 4053.8-4114.8 13300-13500 GMC Data Report No. 149 Page 3/31 Table 2: Track length summary data Sample Depth Mean Std. number track length dev. Ge- (m) (gm) (gm) East Kurupa-1 177-7 320.0 12.63 + 1.84 3.18 177-8 944.8 12.64 4- 0.44 2.94 177-9 320.1 13.47 4- 0.63 1.88 177-10 1981.2 10.79 - 177-11 2408.0 12.79 4- 0.69 0.98 177-12 2895.6 no confined tracks - 177-13 3444.3 11.11 4- 2.59 3.67 177-14 3809.2 7.46 4- 2.92 5.06 Tulugak-1 177-15 548.7 13.65 4- 0.32 0.86 177-16 1495.6 11.88 4- 1.80 4.02 177-17 2194.6 noconfined tracks 177-18 2804.2 11.04 4- 1.52 2.15 177-19 3444.3 no confined tracks - 177-20 4023.4 no confined tracks - 177-21 4389.2 noconfmed tracks - 177-22 4947.3 14.90 + 0.21 0.30 Lupine -1 177-23 335.3 12.08 + 0.83 2.35 177-24 762.0 13.52 4. 0.37 1.28 177-25 1280.2 12.24 + 0.77 1.89 177-26 1981.2 11.99 + 0.60 1.89 177-27 2743.2 11.83 + 0.38 1.01 177-28 3200.4 11.24 + 0.91 2.88 177-29 3627.1 10.08 4- 1.15 2.29 177-30 4084.3 no confined tracks - Number of tracks 3 45 9 1 2 . 2 3 7 -5 2 . -- -- 2 8 12 6 10 7 10 4 GMC Data Report No. 149 Page 4/31 GC177-7 40 30 20 10 GR177-7 I I 5 20 n n TRAC~ LENGTH (microns) GR177-8 40 3O =o 10 5 10 15 20 TRACK LENGTH (microns) GCI77-8 GR177-9 40 30 20 I ~ 5 10 15 20 TRACK LENGTH (microns) GR177-9 GR177-10 40- 30- 10 GR177-10 I I I 5 10 15 20 TRACK LENGTH (microns) GR177-11 4O 3O 2O 10 ! 'o ' 5 1 15 20 TRACK LENGTH (mi~'ons) GR177-11 GR177-12 No conf'med tracks GR177-13 40 3O 2O 10 I i I I 5 10 15 20 TRACK LENGTH (microns) GR177-13 GR177-14 40- 3O 20 10 GR177o14 I I 1 5 10 15 20 TRACK LENGTH (microns) Figure 1: Distributions of confined track lengths in apatites from East Kurupa-1, North Slope Foothills, Alaska. GMC Data Report No. 149 Page 5/31 GR177-15 40 3O 2O 10 I I i 5 10 15 20 G~t177-15 TRAC~ LENGTH(microns) GR177-16 4O 3O 2O 10 5 10 15 (11t177-16 TRACt( LENGTH (microns) GR177-17 · Ul U~:4 i~- J. GR177-19 No confinext tracks GR177-20 No confined tracks GR177-21 No confined tracks GRI77-18 40 30 20 10 ~ I I $ 10 15 20 TRACK LENGTH (microns) GR177-18 No confined tracks GR177-22 4O 3O 20 10 I I ! ! 5 10 5 20 TRACK LENGTH (microns) Ot177.22 Figure 2: Distributions of conf'med track lengths in apatites from Tulugak-1, North Slope Foothills, Alaska. GMC Data Report No. 149 Page 6/31 GR177-23 40 30 20 10 5 10 15 GR177-23 TRACK LEHGTH (microns) GR177-24 40, 3O 20 10 GR177-24 , H 5 10 15 20 TRACK LEflGTH (microns) GR177-25 4O 3O 2O 10 GR177-25 ,n , 5 10 I 5 20 TRACK LENGTH (microns) GR177-26 4O 3O 2O 10 GR177-26 5 10 15 20 TRACK LENGTH (microns) Lup{ne-1 GR177-27 40 30 20 10 I ~ 5 10 15 20 GR177- 27 TRACK LENGTH (microns) GR177-28 40 3O 2O 5 10 15 20 TRACK LENGTH (microns) GR177- 28 GR177-29 40- 30- 20- 10 5 10 15 20 TRACK LENGTH (microns) GR177- 29 GR177-30 No confined tracks Figure 3 · Distributions of confined track lengths in apatites from Lupine-l, North Slope Foothills, Alaska. GMC Data Report No. 149 Page 7/31 GC177-7 APATITE East Kurupa-l,~274.3 365.8 IRRADIATION G053 SLIDE NUMBER 5 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T.AGE (Ma) 1 0 8 80 0.000 0.8 0.000E+O0 1.589E+05 2 0 1 49 0.000 0.2 0.000E+00 3.243E+04 3 0 6 80 0.000 0.6 0.000E+00 1.192E+05 4 6 72 20 0.083 29.9 4.767E+05 5.721E+06 5 2 4 70 0.500 0.5 4.540E+04 9.080E+04 6 0 3 80 0.000 0.3 0.000E+00 5.959E+04 7 0 3 60 0.000 0.4 0.000E+00 7.945E+04 8 0 3 70 0.000 0.4 0.000E+00 6.810E+04 9 0 4 100 0.000 0.3 0.000E+00 6.356E+04 10 0 1 100 0.000 0.1 0.000E+00 1.589E+04 11 0 5 80 0.000 0.5 0.000E+00 9.932E+04 12 0 3 50 0.000 0.5 0.000E+00 9.534E+04 13 0 2 13 0.000 1.3 0.000E+00 2.445E+05 14 1 2 80 0.500 0.2 1.986E+04 3.973E+04 15 1 7 40 0.143 1.5 3.973E+04 2.781E+05 16 0 2 28 0.000 0.6 0.000E+00 1.135E+05 17 0 1 20 0.000 0.4 0.000E+00 7.945E+04 18 1 5 70 0.200 0.6 2.270E+04 1.135E+05 19 5 23 20 0.217 9.6 3.973E+05 1.827E+06 20 10 184 60 0.054 25.5 2.648E+05 4.873E+06 21 4 40 24 0.100 13.8 2.648E+05 2.648E+06 22 4 15 16 0.267 7.8 3.973E+05 1.490E+06 23 0 2 28 0.000 0.6 0.000E+00 1.135E+05 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 36.5+ 15.5 216.0 + 187.1 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 216.0 + 264.5 62.4 + 66.8 0.0 + 0.0 0.0 + 0.0 87.3 + 95.6 94.8 + 46.8 23.8 + 7.8 43.8 _+ 23.0 116.1 + 65.4 0.0 + 0.0 34 396 2.7 4.364E+04 5.083E+05 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 23.056 WITH 22 DEGREES OF FREEDOM P(chi squared) = 39.9 % CORRELATION COEFFICIENT = 0.894 VARIANCE OF SQR(Ns) = 1.02 VARIANCE OF SQR(Ni)= 8.58 Ns/Ni = 0.086 + 0.015 MEAN RATIO = 0.090 + 0.032 Ages calculated using a zeta of 350.7 _+ 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 3941 POOLED AGE = 37,6 + 6.8 Ma MEAN AGE = 39.3 + 14.0 Ma GMC Data Report No. 149 Page 8/31 GR177-8 APATITE, East Kurupa-l,i,883.9-1005.8 m,' IRRADIATION G053 SLIDE NUMBER 6 COUNTED BY: SIM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 5 32 40 0.156 6.6 1.986E+05 1.271E+06 2 5 37 60 0.135 5.1 1.324E+05 9.799E+05 3 3 13 18 0.231 6.0 2.648E+05 1.148E+06 4 0 8 32 0.000 2.1 0.000E+00 3.973E+05 5 19 101 20 0.188 42.0 1.510E+06 8.025E+06 6 0 9 24 0.000 3.1 0.000E+00 5.959E+05 7 4 12 20 0.333 5.0 3.178E+05 9.534E+05 8 5 70 30 0.071 19.4 2.648E+05 3.708E+06 9 4 32 24 0.125 11.1 2.648E+05 2.119E+06 10 3 35 30 0.086 9.7 1.589E+05 1.854E+06 11 7 77 24 0.091 26.7 4.635E+05 5.098E+06 12 0 3 '35 0.000 0.7 0.000E+00 1.362E+05 13 0 8 18 0.000 3.7 0.000E+00 7.063E+05 14 6 35 20 0.171 14.5 4.767E+05 2.781E+06 15 4 6 25 0.667 2.0 ~2,542E+05 3.814E+05 16 8 88 40 0.091 18.3 3.178E+05 3.496E+06 17 6 23 48 0.261 4.0 1.986E+05 7.614E+05 18 1 17 28 ~ 0.059 5.0 5.675E+04 9.648E+05 19 7 76 36 0.092 17.5 3.090E+05 3.355E+06 20 10 73 12 0.137 50.6 1.324E+06 9.667E+06 68.3 + 32.9 59.1 + 28.2 100.6 + 64.5 0.0 + 0.0 82.1 _+ 20.6 0.0 + 0.0 144.8 + 83.6 31.3 + 14.5 54.7 + 29.0 37.5 + 22.6 39.8 + 15.7 - 0.0 + 0.0. 0.0 +_ 0.0 74.9 + 33.1 286.4 + 185.0 39.8 + 14.7 113.6 + 52.1 25.8 + 26.5 40.3 + 16.0 59.9 +_ 20.2 97 755 10.7 2.639E+05 2.054E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 26.099 WITH 19 DEGREES OF FREEDOM P(chi squared)= 12.7 % CORRELATION COEFFICIENT = 0.829 VARIANCE OF SQR(Ns) = 1.36 VARIANCE OF SQR(Ni) = 6.79 Ns/Ni = 0.128 _+ 0.014 MEAN RATIO = 0.145 + 0.034 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 3941 POOLED AGE = 56.2 + 6.2 Ma MEAN AGE = 63.3 + !4.9 Ma GMC Data Report No. 149 Page 9/31 GR177-9 APATITE, 274.3-365.8 rn ~IATION G053 SLIDE NUMBER 7 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 1 25 64 0.040 3.2 2.483E+04 6.207E+05 2 2 16 30 0.125 4.4 1.059E+05 8.475E+05 3 4 31 18 0.129 14.3 3.531E+05 2.737E+06 4 0 5 28 0.000 1.5 0.000E+00 2.838E+05 5 1 19 9 0.053 17.5 1.766E+05 3.355E+06 6 2 6 14 0.333 3.6 -: 2.270E+05 6.810E+05 7 1 21 18 0.048 9.7 8.828E+04 1.854E+06 8 3 30 48 0.100 5.2 9.932E+04 9.932E+05 9 1 4 20 0.250 1.7 7.945E+04 3.178E+05 10 1 10 14 0.100 5.9 1.135E+05 1.135E+06 11 4 37 I2 0.108 25.6 5.297E+05 4.900E+06 12 5 49 24 0.102 17.0 3.311E+05 3.244E+06 13 4 32 18 0.125 14.8 3.531E+05 2.825E+06 14 14 162 27 0.086 49.9 8.240E+05 9.534E+06 15 2 9 28 0.222 2.7 1.135E+05 5.108E+05 16 2 16 25 0.125 5.3 1.271E+05 1.017E+06 17 3 7 15 0.429 3.9 3.178E+05 7.416E+05 18 8 64 12 0.125 44.3 1.059E+06 8.475E+06 19 1 14 40 0.071 2.9 3.973E+04 5.562E+05 20 4 59 20 0.068 24.5 3.178E+05 4.688E+06 21 11 86 24 0.128 29.8 7.283E+05 5.694E+06 22 29 316 60 0.092 43.8 7.680E+05 8.369E+06 17.5 + 17.9 54.7 + 41.0 56.4 + 30.0 0.0_+ 0.0 23.1 + 23.7 144.8 + 118.3 20.9 + 21.4 43.8 + 26.5 108.9 + 121.8 43.8 + 45.9 47.3 + 24.9 44.7 + 21.0 54.7 + 29.0 37.8 + 10.6 96.9 + 75.8 54.7 + 41.0 185.6 + 128.1 54.7 + 20.5 31.3 + 32.4 29.7 + 15.4 55.9 + 18.0 40.2 + 7.8 103 1018 14.9 2.882E+05 2.848E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 14.439 WITH 21 DEGREES OF FREEDOM P(chi squared) = 85.0 % CORRELATION COEFFICIENT = 0.983 VARIANCE OF SQR(Ns) = 1.33 VARIANCE OF SQR(Ni) = 13.88 Ns/Ni = 0.101 _+ 0.010 MEAN RATIO = 0.130+ 0.021 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 3941 POOLED AGE = 44.3 __+ 4.7 Ma MEAN AGE = 56.8 + 9.3 Ma GMC Data Report No. 149 Page 10/31 GR177-10 APATITE East Kurupa-l,~1920.2-2042.2 rn mRADIATION G053 SLIDE NUMBER 8 COUNTED BY:'SIM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F,T. AGE (Ma) 1 1 7 25 0.143 2.3 6.356E+04 4.449E+05 2 0 6 20 0.000 2.5 0.000E+00 4.767E+05 3 0 24 28 0.000 7.1 0.000E+00 1.362E+06 4 4 10 24 0.400 3.5 2.648E+05 6.621E+05 5 1 53 24 0.019 18.4 6.621E+04 3.509E+06 6 4 116 32 0.034 30.1 1.986E+05 5.760E+06 7 1 18 50 0.056 3.0 3.178E+04 5.721E+05 8 2 8 20 0.250 3.3 1.589E+05 6.356E+05 9 5 96 18 0.052 44.3 4.414E+05 8.475E+06 10 0 11 20 0.000 4.6 0.000E+00 8.740E+05 11 0 16 42 0.000 3.2 0.000E+00 6.054E+05 12 0 15 42 0.000 3.0 0.000E+00 5.675E+05 13 1 4 10 0.250 3.3 1.589E+05 6.356E+05 14 1 9 50 0.111 1.5 3.178E+04 2.860E+05 15 0 5 36 0.000 1.2 0.000E+00 2.207E+05 16 0 7 28 0.000 2.1 0.000E+00 3.973E+05 17 1 2 40 0.500 0.4 3.973E+04 7.945E+04 18 0 39 18 0.000 18.0 0.000E+00 3.443E+06 62.4 + 66.8 0.0.+ 0.0 0.0 + 0.0 173.3 + 102.6 8.3 + 8.4 15. t _+ 7.7 24.4 +_ 25.0 108.9 + 86.1 22.8 _ 10.5 0.0 _+ 0.0 0.0 + 0.0 0.0 + 0.0 108.9 + 121.8 48.6 + 51.3 0.0 + 0.0 0.0 + 0.0 216.0 + 264.5 0.0_+ 0.0 21 446 7.0 6.332E+04 1.345E+06 Area of basic unit = 6.293E-07 cra-2 CHI SQUARED = 42.120 WITH 17 DEGREES OF FREEDOM P(chi squared) = 0.1% CORRELATION COEFFICIENT = 0.657 VARIANCE OF SQR(Ns) = 0.63 VARIANCE OF SQR(Ni) = 6.96 Ns/Ni = 0.047 + 0.011 MEAN RATIO = 0.101 + 0.036 Ages calculated using a zeta of 350.7 _+ 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 3941 POOLED AGE = 20.6 + 4.6 Ma MEAN AGE = 44.1 + 15.7 Ma GMC Data Report No. 149 Page 11/31 GR177-11 APATITE East Kurupa-l,(2347.0-2468.9 m'I [RRADIATION G053 SLIDE NI.IMBER 9 COUNTED BY: SJ-M No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 0 6 20 0.000 2.5 0.000E+00 4.767E+05 2 0 23 48 0.000 4.0 0.000E+00 7.614E+05 3 0 3 24 0.000 1.0 0.000E+00 1.986E+05 4 0 8 15 0.000 4.4 0.000E+00 8.475E+05 5 0 2 18 0.003 0.9 0.000E+00 1.766E+05 6 3 96 25 0.031 31.9 1.907E+05 6.102E+06 7 12 98 25 0.122 32.6 7.628E+05 6.229E+06 8 3 104 60 0.029 14.4 7.945E+04 2.754E+06 9 1 9 15 0.111 5.0 1.059E+05 9.534E+05 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0+ 0.0 0.0 + 0.0 13.7 + 8.0 53.6 + 16.4 12.7 + 7.4 48.6 + 51.3 19 349 11.6 1.208E+05 2.218E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 12.318 WITH 8 DEGREES OF FREEDOM P(chi squared) = 13.8 % CORRELATION COEFFICIENT = 0.729 VARIANCE OF SQR(Ns) = 1.50 VARIANCE OF SQR(Ni) = 14.09 Ns/Ni = 0.054 + 0.013 MEAN RATIO = 0.033 + 0.016 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 3941 POOLED AGE = 23.9 + 5.6 Ma MEAN AGE = 14.3 + 7.2 Ma GMC Data Report No. 149 Page 12/31 GR177-12 APATITE East Kurupa-1, 2834.6-2956.6 m IRRADIATION G053 SLIDE NUMBER 10 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RI-I0i (ppm) F.T. AGE (Ma) 1 6 94 70 0.064 11.2 1.362E+05 2.134E+06 2 0 2 60 0.000 0.3 0.000E+00 5.297E+04 3 0 2 28 0.000 0.6 0.000E+00 1.135E+05 4 0 18 20 0.000 7.5 0.000E+00 1.430E+06 5 0 4 24 0.000 1.4 0.000E+00 2.648E+05 28.0 + 11.8 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 6 120 4.9 4.720E+04 9.440E+05 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 1.638 WITH 4 DEGREES OF FREEDOM P(chi squared) = $0.2 % CORRELATION COEFFICIENT = 0.986 VARIANCE OF SQR(Ns) = 1.20 VARIANCE OF SQR(Ni) = 12.39 Ns/Ni = 0.050 +_ 0.021 MEAN RATIO = 0.013 + 0.013 Ages calculated using a zeta of 350.7 _+ 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 3941 POOLED AGE = 21.9 + 9.2 Ma MEAN AGE = 5.6 + 5.6 Ma GMC Data Report No. 149 Page 13/31 GR177-13 APATITE East Kurupa-1, 3383.3-3505.2 rn IRRADIATION G053 SLIDE NUMBER 11 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE Cia) 1 1 6 36 0.167 1.4 4:.414E+04 2.648E+05 2 0 1 30 0.000 0.3 0.000E+00 5.297E+04 3 0 4 80 0.000 0.4 0.000E+00 7.945E+04 4 2 4 48 0.500 0.7 6.621E+04 1.324E+05 72.8 + 78.6 0.0 + 0.0 0.0 + 0.0 215.8 + 187.0 3 15 0.6 2.457E+04 1.229E+05 Area of basic unit = 6.293E-07 cra-2 CHI SQUARED = 2.229 WITH 3 DEGREES OF FREEDOM P(chi squared) = 52.6 % CORaRELATION COEFFICIENT = 0.464 VARIANCE OF SQR(Ns)= 0.51 VARIANCE OF SQR(Ni)= 0.38 Ns/Ni = 0.200+ 0.126 MEAN RATIO = 0.167_+ 0.118 Ages calculated using a zeta of 350.5 + 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 394I POOLED AGE = 87.2 + 55.2 Ma MEAN AGE = 72.8 + 51.5 Ma GMC Data Report No. 149 Page 14/31 GR 177- l 4 APATITE East Kurupa- 1, 3749.0-3869.4 m IRRADIATION G053 SLIDE NUMBER 12 COUNTED BY: SJM No. Ns Ni Na RATIO U RI-tOs RI-IOi (ppm) F.T. AGE (Ma) 1 0 9 24 0.000 3.1 0.000E+00 5.959E+05 2 0 4 30 0.000 1.1 0.000E+00 2.119E+05 3 1 59 49 0.017 10.0 3.243E+04 1.913E+06 4 0 1 12 0.000 0.7 0.000E+00 1.324E+05 5 5 143 25 0.035 47.5 3.178E+05 9.089E+06 6 6 90 35 0.067 21.4 2.724E+05 4.086E+06 7 0 56 35 0.000 13.3 0.000E+00 2.542E+06 8 0 4 12 0.000 2.8 0.000E+00 5.297E+05 9 0 4 18 0.000 1.8 0.000E+00 3.531E+05 10 1 5 15 0.200 2.8 1.059E+05 5.297E+05 11 0 28 12 0.000 19.4 0.000E+00 3.708E+06 12 0 9 25 0.000 3.0 0.000E+00 5.721E+05 13 5 207 70 0.024 24.6 1.135E+05 4.699E+06 14 15 544 40 0.028 113.0 5.959E+05 2.161E+07 15 1 75 40 0.013 15.6 3.973E+04 2.980E:~-06 0.0 + 0.0 0.0 + 0.0 7.4_+ 7.5 0.0 + 0.0 15.3 +_ 7.0 29.2 + 12.3 0.0 + 0.0 0.0_ 0.0 0.0 _+ 0.0 87.3 + 95.6 0.0_+ 0.0 0.0 + 0.0 10.6 _.+ 4.8 12.1 + 3.2 5.9 -+ 5.9 34 1238 23.3 1.222E+05 4.451E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 13.532 WITH 14 DEGREES OF FREEDOM P(chi squared) = 48.5 % CORRELATION COEFFI~~ = 0.958 VARIANCE OF SQR(Ns) = 1.52 VARIANCE OF SQR(Ni) = 37.41 Ns/Ni = 0.027 + 0.005 MEAN RATIO = 0.026 + 0.013 Ages calculated using a zeta of 350.7 +_ 5 for SRM612 glass RHO D = 2.505E+06cm-2; ND = 3941 POOLED AGE = 12.1 + 2.1 Ma MEAN AGE = 11.2 + 5.9 Ma GMC Data Report No. 149 Page 15/31 GR177-15 APATITE Tulugak-1,487.7-609.6 m IRRADIATION G054 SLIDE NUMBER 1 COUNTED BY: Sim No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 21 42 72 0.500 4.9 4.635E+05 9.270E+05 2 2 8 100 0.250 0.7 3.178E+04 1.271E+05 3 0 3 64 0.000 0.4 0.000E+00 7.449E+04 4 2 20 100 0.100 1.7 3.178E+04 3.178E+05 5 0 4 50 0.000 0.7 0.000E+00 1.271E+05 6 0 2 50 0.000 0.3 0.000E+00 6.356E+04 7 38 195 48 0.195 34.2 1.258E+06 6.456E+06 8 3 19 52 0.158 3.1 9.168E+04 5.806E+05 9 0 1 42 0.000 0.2 0.000E+00 3.783E+04 10 1 33 44 0.030 6.3 3.612E+04 1.192E+06 11 1 4 60 0.250 0.6 2.648E+04 1.059E+05 12 26 94 100 0.277 7.9 4.132E+05 1.494E+06 13 0 1 70 0.000 0.1 0.000E+00 2.270E+04 14 0 3 50 0.000 0.5 0.000E+00 9.534E+04 15 0 3 28 0.000 0.9 0.000E+00 1.703E+05 16 1 6 40 0.167 1.3 3.973E+04 2.384E+05 17 11 32 70 0.344 3.8 2.497E+05 7.264E+05 18 0 3 80 0.000 0.3 0.000E+00 5.959E+04 19 8 37 54 0.216 5.8 2.354E+05 1.089E+06 20 20 126 100 0.159 10.6 3.178E+05 2.002E+06 21 4 20 36 0.200 4.7 1.766E+05 8.828E+05 22 8 19 90 0.421 1.8 1.412E+05 3.355E+05 213.3 + 57.1 107.5 + 85.0 0.0 + 0.0 43.2 + 32.1 0.0 + 0.0 0.0+ 0.0 84.0 + 15.0 68.1 + 42.3 0.0 + 0.0 13.1 + 13.3 107.5 + 120.2 118.9 + 26.4 0.0_+ 0.0 0.0 + 0.0 0.0 + 0.0 71.9 + 77.6 147.4 + 51.6 0.0 + 0.0 93.1 + 36.3 68.5 + 16.5 86.2 + 47.2 180.1 + 76.0 146 675 4.1 1.657E+05 7.662E+05 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 29.023 WITH 21 DEGREES OF FREEDOM P(chi squared) = 11.3 % CORRELATION COEFFICIENT = 0.929 VARIANCE OF SQR(Ns) = 3.68 VARIANCE OF SQR(Ni) = 12.14 Ns/Ni = 0.216 + 0.020 MEAN RATIO = 0.148 + 0.032 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 93.1 + 8.7 Ma MEAN AGE = 64.1 + 13.9 Ma GMC Data Report No. 149 Page 16/31 GR177-16 APATITE Tulugak-1, 1432.6-1554.5 m IRRADIATION G054 SLIDE NUMBER 2 COUNTED BY: SIM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 1 45 100 0.022 3.8 1.589E+04 7.151E+05 2 0 24 40 0.000 5.0 0.000E+00 9.534E+05 3 2 24 100 0.083 2.0 3.178E+04 3.814E+05 4 0 8 70 0.000 1.0 0.000E+00 1.816E+05 5 0 18 34 0.000 4.5 0.000E+00 8.413E+05 6 5 32 50 0.156 5.4 1.589E+05 1.017E+06 7 5 28 70 0.179 3.4 1.135E+05 6.356E+05 8 0 11 26 0.000 3.6 0.000E+00 6.723E+05 9 15 161 45 0.093 30.1 5.297E+05 5.685E+06 10 141 536 80 0.263 56.4 2.801E+06 1.065E+07 11 9 31 48 0.290 5.4 2.980E+05. 1.026E+06 12 4 21 40 0.190 4.4 1.589E+05 8.343E+05 13 2 11 25 0.182 3.7 1.271E+05 6.992E+05 14 1 6 76 0.167 0.7 2.091E+04 1.255E+05 9.6 + 9.7 0.0 + 0.0 36.0 + 26.5 0.0 + 0.0 0.0 + 0.0 67.4 + 32.4 77.0 + 37.4 0.0+ 0.0 40.3 +_ 10.9 113.1 + 10.9 124.7 + 47.3 82.1 + 44.8 78.4 + 60.3 71.9 + 77.6 185 956 10.0 3.656E+05 1.889E+06 Area of basic unit = 6.293E-07 cra-2 CHI SQUARED = 39.555 WITH 13 DEGREES OF FREEDOM P(chi squared) = 0.0 % CORRELATION COEFFICIENT = 0.981 VARIANCE OF SQR(Ns) = 9.27 VARIANCE OF SQR(Ni) = 29.43 Ns/Ni = 0.194 + 0.016 MEAN RATIO = 0.116+ 0.027 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 83.4 +_ 6.9 Ma .MEAN AGE = 50.2 + 11.8 Ma GMC Data Report No. 149 Page 17/31 GR177-17 APATITE Tulugak-1, 2133.6-2255.5 m IRRADIATION G054 SLIDE N-UMBER 3 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 1 13 60 0.077 1.8 2.648E+04 3.443E+05 2 2 16 35 0.125 3.8 9.080E+04 7.264E+05 3 1 7 21 0.143 2.8 7.567E+04 5.297E+05 4 9 77 20 0.117 32.4 7.151E+05 6.118E+06 5 0 13 18 0.000 6.1 0.000E+00 1.148E+06 33.3 + 34.5 54.0 + 40.5 61.7 + 65.9 50.5 + 17.8 0.0 + 0.0 13 126 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 1.707 WITH 4 DEGREES OF FREEDOM P(chi squared) = 79.0 % CORRELATION COEFFICIE~ = 0.982 VARIANCE OF SQR(Ns) = 1.19 VARIANCE OF SQR(Ni) = 5.89 Ns/Ni = 0.103 + 0.030 MEAN RATIO = 0.092 + 0.025 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 44.6 + 13.0 Ma MEAN AGE = 39.9 _+ 11.0 Ma . GMC Data Report No. 149 6.9 1.341E+05 1.300E+06 Page 18/31 GR177-18 APATITE Tulugak-l,2743.2-2865.1 rn mRADIATION G054 SLIDE NUMBER 4 COUNTED BY: SIM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 0 3 100 0.000 0.3 0.000E+00 4.767E+04 2 19 28 24 0.679 9.8 1.258E+06 1.854E+06 3 0 2 50 0.000 0.3 0.000E+00 6.356E+04 4 0 2 72 0.000 0.2 0.000E+00 4.414E+04 5 0 24 42 0.000 4.8 0.000E+00 9.080E+05 6 0 4 70 0.000 0.5 0.000E+00 9.080E+04 7 0 38 100 0.000 3.2 0.000E+00 6.038E+05 8 1 43 42 0.023 8.6 3.783E+04 1.627E+06 9 0 9 90 0.000 0.8 0.000E+00 1.589E+05 10 0 3 80 0.000 0.3 0.000E+00 5.959E+04 11 39 405 76 0.096 44.9 8.154E+05 8.468E+06 12 1 4 80 0.250 0.4 1.986E+04 7.945E+04 13 1 24 56 0.042 3.6 2.838E+04 6.810E+05 14 0 7 100 0.000 0.6 0.000E+00 1.112E+05 0.0 + 0.0 287.8 + 85.7 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 _+ 0.0 10.1 + 10.2 0.0 + 0.0 0.0 + 0.0 41.6 + 7.0 107.5 4- 120.2 18.0 4- 18.4 0.0 4- 0.0 61 596 5.1 9.871E+04 9.644E+05 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 67.742 WITH 13 DEGREES OF FREEDOM P(chi squared) = 0.0 % CORRELATION COEFFICIF. NT = 0.904 VARIANCE OF SQR(Ns)= 3.68 VARIANCE OF SQR(Ni) = 23.43 Ns/Ni = 0.102 4- 0.014 MEAN RATIO = 0.078 4- 0.050 Ages calculated using a zeta of 350.7 4- 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 44.2 4- 6.0 Ma MEAN AGE = 33.7 4- 21.5 Ma GMC Data Report No. 149 Page 19/31 GR177-19 APATITE Tulugak-1, 3383.3-3505.2 m IRRADIATION G054 SLIDE NUMBER 5 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE C/la) 1 7 281 24 0.025 98.5 4.635E+05 1.861E+07 2 1 39 16 0.026 20.5 9.932E+04 3.873E+06 3 3 32 81 0.094 3.3 5.885E+04 6.278E+05 4 3 100 45 0.030 18.7 1.059E+05 3.531E+06 5 0 14 20 0.000 5.9 0.000E+00 1.112E+06 6 1 33 30 0.030 9.3 5.297E+04 1.748E+06 7 0 17 50 0.000 2.9 0.000E+00 5.403E+05 10.8 + 4.1 11.1 + 11.3 40.5 + 24.5 13.0 + 7.6 0.0 + 0.0 13.1 + 13.3 0.0 ± 0.0 15 516 16.3 8.961E+04 3.083E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 5.295 WITH 6 DEGREES OF FREEDOM P(chi squared) = 50.7 % CORRELATION COEFFICIENT = 0.933 VARIANCE OF SQR(Ns) = 0.93 VARIANCE OF SQR(Ni) -- 20.94 Ns/Ni = 0.029 + 0.008 MEAN RATIO = 0.029 + 0.012 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 12.6 + 3.3 Ma MEAN AGE = 12.7 + 5.1 Ma Data Report No. 149 Page 20/31 · GR177-20 APATITE Tulugak-1, 3962.4-4084.3 rn IRRADIATION G054 SLIDE NUMBER 6 COUNTED BY: SIM No. Ns Ni Na RATIO U RHOs (ppm) RHOi F.T. AGE (Ma) 1 8 29 60 0.276 4.1 2.119E+05 2 1 55 20 0.018 23.1 7.945E+04 7.680E+05 118.5 _+_ 47.4 4.370E+06 7.9 + 8.0 9 84 8.8 1.788E+05 1.669E+06 Area of basic unit = 6.293E-07 cra-2 CHI SQUARED = 10.029 W17I-t I DEGREES OF FREEDOM P(chi squared) = 0.2 % CORRELATION COEFFIC~ =-1.000 VARIANCE OF SQR(Ns) = 1.67 VARIANCE OF SQR(Ni) = 2.06 Ns/NJ = 0.107 _+ 0.038 MEAN RATIO = 0.147 + 0.129 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 46.3 + 16.3 Ma MEAN AGE = 63.4 + 55.6 Ma GMC Data Report No. 149 Page 21/31 GR177-21 APATITE Tulugak-1, 4328.2-4084.3 rn IRRADIATION G054 SLIDE NUMBER 7 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE Cia) 1 2 8 26 0.250 2.6 1.222E+05 4.889E+05 2 15 676 50 0.022 113.8 4.767E+05 2.148E+07 3 7 173 24 0.040 60.7 4.635E+05 1.145E+07 4 1 4 18 0.250 1.9 8.828E+04 3.531E+05 5 2 58 12 0.034 40.7 2.648E+05 7.680E+06 6 4 64 15 0.062 35.9 4.238E+05 6.780E+06 7 9 85 25 0.106 28.6 5.721E+05 5.403E+06 8 1 78 20 0.013 32.8 7.945E+04 6.197E+06 107.5 + 85.0 9.6 + 2.5 17.5 + 6.8 107.5 + 120.2 14.9 4- 10.7 27.0 + 13.9 45.8 4- 16.1 5.6 4- 5.6 41 1146 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 28.727 WITH 7 DEGREES OF FREEDOM P(chi squared) = 0.0 % CORRELATION COEFFICIENT = 0.876 VARIANCE OF SQR(Ns) = 1.09 VARIANCE OF SQR(Ni) = 56.05 Ns/Ni = 0.036 + 0.006 MEAN RATIO = 0.097 + 0.035 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 15.5 + 2.5 Ma MEAN AGE = 42.1 4- 15.1 Ma GMC Data Report No. 149 50.8 3.429E+05 9.585E+06 Page 22/31 · GR 177-22 APATITE Tulugak- 1, 4873.8-5020.7 m IRIL-XDLATION G054 SLIDE NUMBER 8 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs (ppm) RHOi F.T. AGE (Ma) 1 0 8 18 0.000 3.7 0.000E+00 2 0 28 28 0.0130 8.4 0.000E+00 3 0 13 28 0.000 3.9 0.000E+00 4 0 1 8 0.000 1.1 0.000E+00 5 0 43 16 0.000 22.6 0.000E+00 6 0 2 12 0.000 1.4 0.000E+00 7 0 65 24 0.000 22.8 0.000E+00 8 0 25 18 0.000 11.7 0.000E+00 9 0 I 1 10 0.000 9.3 0.000E+00 10 0 34 23 0.000 12.4 0.000E+00 11 0 6 12 0.000 4.2 0.000E+00 12 0 42 8 0.000 44.2 0.000E+00 13 0 54 28 0.000 16.2 0.000E+00 14 0 18 32 0.000 4.7 0.000E+00 15 3 88 24 0.034 30.9 1.986E+05 16 0 9 24 0.000 3.2 0.000E+00 17 0 1 21 0.000 0.4 0.000E+00 18 0 20 8 0.000 21.0 0.000E+00 19 0 3 8 0.000 3.2 0.000E+00 7.063E+05 0.0 +_ 0.0 1.589E+06 0.0 + 0.0 7.378E+05 0.0 + 0.0 1.986E+05 0.0 + 0.0 4.271E+06 0.0 _+ 0.0 2.648E+05 0.0 + 0.0 4.304E+06 0.0 + 0.0 2.207E+06 0.0 _.+ 0.0 1.748E+06 0.0 + 0.0 2.349E+06 0.0 + 0.0 7.945E+05 0.0 + 0.0 8.343E+06 0.0 +__ 0.0 3.065E+06 ' 0.0 + 0.0 8.938Eqq35 0.0 + 0.0 '5.827E+06 14.8 + 8.7 5.959E+05 0.0 + 0.0 7.567E+04 0.0 + 0.0 3.973E+06 0.0 + 0.0 5.959E+05 0.0 + 0.0 3 471 11.3 1.362E+04 2.138E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 12.707 WITH 18 DEGREES OF FREEDOM P(chi squared) = 80.9 % CORRELATION COEFFICIENT = 0.631 VARIANCE OF SQR(Ns) = 0.16 VARIANCE OF SQR(Ni) = 6.02 Ns/Ni = 0.006 + 0.004 MEAN RATIO = 0.002 + 0.002 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 2.8 + 1.6 Ma MEAN AGE = 0.8 + 0.8 Ma GMC Data Report No. 149 Page 23/31 GR177-23 APATITE Lupine 1,304.8-365.8 rn mRADIATION G054 SLDE NUMBER 9 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 0 15 24 0.000 5.3 0.000E+00 9.932E+05 2 0 3 9 0.000 2.8 0.000E+00 5.297E+05 3 0 47 40 0.000 9.9 0.000E+00 1.867E+06 4 0 11 28 0.000 3.3 0.000E+00 6.243E+05 5 3 15 35 0.200 3.6 1.362E+05 6.810E+05 6 0 2 18 0.000 0.9 0.000E+00 1.766E+05 7 1 13 34 0.077 3.2 4.674E+04 6.076E+05 8 0 3 15 0.000 1.7 0.000E+00 3.178E+05 9 0 10 18 0.000 4.7 0.000E+00 8.828E+05 10 0 1 15 0.000 0.6 0.000E+00 1.059E+05 11 6 41 24 0.146 14.4 3.973E+05 2.715E+06 12 0 5 13 0.000 3.2 0.000E+00 6.112E+05 13 0 4 9 0.000 3.7 0.000E+00 7.063E+05 14 0 7 25 0.000 2.4 0.000E+00 4.449E+05 15 2 6 12 0.333 4.2 2.648E+05 7.945E+05 16 0 4 21 0.000 1.6 0.000E+00 3.027E+05 17 0 8 20 0.000 3.4 0.000E+00 6.356E+05 18 0 25 34 0.000 6.2 0.000E+00 1.168E+06 19 0 5 30 0.000 1.4 0.000E+00 2.648E+05 20 0 2 30 0.00t3 0.6 0.000E+00 1.059E+05 21 2 15 20 0.133 6.3 1.589E+05 1.192E+06 22 4 25 28 0.160 7.5 2.270E+05 1.419E+06 23 18 189 50 0.095 31.8 5.721E+05 6.007E+06 24 2 36 24 0.056 12.6 1.324E+05 2.384E+06 25 4 22 32 0.182 5.8 1.986E+05 1.092E+06 26 6 27 40 0.222 5.7 2.384E+05 1.073E+06 27 6 38 42 0.158 7.6 2.270E+05 1.438E+06 28 0 24 32 0.000 6.3 0.000E+00 1.192E+06 0.0 + 0.0 0.0 _+ 0.0 0.0 _+ 0.0 0.0 + 0.0 86.2 + 54.5 0.0 + 0.0 33.3 + 34.5 0.0+ 0.0 0.0 + 0.0 0.0 + 0.0 63.1 + 27.6 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 142.9 + 116.7 0.0 + 0.0 0.0 +0.0 0.0 + 0.0 0.0 +_ 0.0 0.0 + 0.0 57.6 _+ 43.3 69.0 +_ 37.2 41.2 + 10.2 24.0 + 17.5 78.4 + 42.6 95.7 + 43.2 68.1 _+ 29.9 0.0_+ 0.0 54 603 7.0 1.188E+05 1.327E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 31.563 WITH 27 DEGREES OF FREEDOM P(chi squared)= 24.9 % CORRELATION COEFFICIENT = 0.901 VARIANCE OF SQR(Ns) = 1.33 VARIANCE OF SQR(Ni) = 6.52 Ns/NJ = 0.090+ 0.013 MEAN RATIO = 0.063 + 0.017 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 38.7 _+ 5.5 Ma MEAN AGE = 27.2 +_ 7.6 Ma GMC Data Report No. 149 Page 24/31 · GR177-24 APATITE Lupine 1,731.5-792.5 rn IRRADIATION G054 SLIDE NUMBER 10 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 0 2 23 0.000 0.7 0.000E+00 1.382E+05 2 1 14 18 0.071 6.5 8.828E+04 1.236E+06 3 0 6 80 0.000 0.6 0.000E+00 1.192E+05 4 0 12 20 0.000 5.0 0.000E+00 9.534E+05 5 0 3 28 0.000 0.9 0.000E+00 1.703E+05 6 0 2 20 0.000 0.8 0.000E+00 1.589E+05 7 0 4 12 0.000 2.8 0.000E+00 5.297E+05 8 1 7 100 0.143 0.6 1.589E+04 1.112E+05 9 1 21 24 0.048 7.4 6.621E+04 1.390E+06 10 0 4 18 0.000 1.9 0.000E+00 3.531E+05 11 0 13 24 0.000 4.6 0.000E+00 8.607E+05 12 0 8 25 0.000 2.7 0.000E+00 5.085E+05 13 1 9 56 0.111 1.4 2.838E+04 2.554E+05 14 1 11 16 0.091 5.8 9.932E+04 1.092E+06 15 0 1 28 0.000 0.3 0.000E+00 5.675E+04 16 0 3 21 0.000 1.2 0.000E+00 2.270E+05 17 0 12 12 0.000 8.4 0.000E+00 1.589E+06 18 0 3 28 0.000 0.9 0.000E+00 1.703E+05 19 7 107 15 0.065 60.0 7.416E+05 1.134E+07 20 9 69 16 0.130 36.3 8.938E+05 6.853E+06 21 1 5 40 0.200 1.1 3.973E+04 1..986E+05 22 11 116 42 0.095 23.2 4.162E+05 4.389E+06 23 7 127 48 0.055 22.3 - 2.317E+05 4.204E+06 24 18 182 70 0.099 21.9 4.086E+05 4.132E+06 25 8 100 60 0.080 14.0 2.119E+05 2.648E+06 0.0 + 0.0 30.9 + 32.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 61.7 + 65.9 20.6 +_ 21.1 0.0 __ 0.0 0.0 + 0.0 0.0 + 0.0 ~48.0 + 50.6 39.3 + 41.! 0.0 + 0.0 0.0 _+ 0.0 0.0 _+ 0.0 0.0_+ 0.0 28.3 + 11.1 56.3 _+ 20.O 86.2 + 94.4 41.0 _+ 13.0 23.9 +_ 9.3 42.7 _+ 10.6 34.6 + 12.7 66 841 8.4 1.243E+05 1.583E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 11.616 WITH 24 DEGREES OFFREEDOM P(chi squared) = 98.4 % CORRELATION COEFFICIENT = 0.960 VARIANCE OF SQR(Ns)= 1.73 VARIANCE OF SQR(Ni) = 13.93 Ns/Ni = 0.078 + 0.010 MEAN RATIO = 0.048 + 0.012 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 33.9 + 4.4 Ma MEAN AGE = 20.6 + 5.1 Ma GMC Data Report No. 149 Page 25/31 GC177-25 APATiTE Lupine-I, 1219.2- 134t.1 m mRADIATION G054 SLIDE NUMBER 11 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T.AGE tim) 1 0 5 56 0.000 0.8 0.000E+00 1.419E+05 2 0 4 54 0.000 0.6 0.000E+00 1.177E+05 3 5 30 50 0.167 5.0 1.589E+05 9.534E+05 4 4 39 20 0.103 16.4 3.178E+05 3.099E+06 5 0 4 15 0.000 2.2 0.000E+00 4.238E+05 6 1 14 40 0.071 2.9 3.973E+04 5.562E+05 7 0 4 15 0.000 2.2 0.000E+00 4.238E+05 8 1 5 40 0.200 1.1 3.973E+04 1.986E+05 9 0 16 36 0.000 3.7 0.000E+00 7.063E+05 10 4 29 18 0.138 13.6 3.531E+05 2.560E+06 11 2 95 29 0.021 27.6 1.096E+05 5.206E+06 12 7 79 40 0.089 16.6 2.781E+05 3.138E+06 t3 0 7 20 0.000 2.9 0.000E+00 5.562E+05 14 0 5 60 0.000 0.7 0.000E+00 1.324E+05 15 0 4 25 0.000 1.3 0.000E+00 2.542E+05 16 0 4 36 0.000 0.9 0.000E+00 1.766E+05 17 4 58 40 0.069 12.2 1.589E+05 2.304E+06 18 11 41 18 0.268 19.2 9.711E+05 3.620E+06 19 5 85 50 0.059 14.3 1.589E+05 2.701E+06 20 2 11 16 0.182 5.8 1.986E+05 1.092E+06 21 ....1 5 30 0.200 1.4 5.297E+04 2.648E+05 22 0 8 20 0.000 3.4 0.000E+00 6.356E+05 0.0 + 0.0 0.0 + 0.0 71.9 + 34.7 44.3 + 23.3 0.0 + 0.0 30.9 + 32.0 0.0 _+ 0.0 86.2 + 94.4 0.0 +_ 0.0 59.5 + 31.8 9.1+ 6.5 38.3 + 15.1 0.0 + 0.0 0.0 + 0.0 0.0 + 0.0 0.0+ 0.0 29.8 + 15.4 115.3 + 39.2 25.5 + 11.7 78.4 + 60.3 86.2 + 94.4 0.0+ 0.0 47 552 6.4 1.026E+05 1.205E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 28.557 WITH 21 DEGREES OF FREEDOM P(chi squared)= 12.5 % CORRELATION COEFFICIE~ = 0.639 VARIANCE OF SQR(Ns) = 1.17 VARIANCE OF SQR(Ni) = 6.97 Ns/Ni = 0.085 + 0.013 MEAN RATIO = 0.071 + 0.018 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 36.8 + 5.6 Ma MEAN AGE = 30.8 + 7.9 Ma GMC Data Report No. 149 Page 26/31 GR177~26 APATITE Lupine 1,1920.2-2042.2m IRRADIATION G054 SLIDE NUMBER 12 COUNTED BY: SIM No. Ns Ni Na RATIO ld RHOs RHOi (ppm F.T. AGE (Ma) 1 1 2 0 3 0 4 1 5 ! 6 0 7 0 8 1 9 0 10 1 11 0 12 2 13 0 14 0 15 19 16 0 17 0 18 1 19 0 20 0 21 0 22 3 23 7 24 38 25 5 26 1 1 20 1.000 0.4 7.945E+04 7.945E+04 3 30 0.000 0.8 0.000E+00 1.589E+05 6 54 0.000 0.9 0.000E+00 1.766E+05 3 30 0.333 0.8 5.297E+04 1.589E+05 2 50 0.500 0.3 3.178E+04 6.356E+04 18 36 0.000 4.2 0.000E+00 7.945E+05 . . 5 42 0.000 1.0 0.000E+00 1.892E+05 5 20 0.200 2.1 7.945E+04 3.973E+05 3 30 0.000 0.8 0.000E+00 1.589E+05 5 40 0.200 1.1 3.973E+04 1.986E+05 9 40 0.000 1.9 0.000E+00 3.575E+05 47 40 0.043 9.9 7.945E+04 1.867E+06 2 15 0.000 1.1 0.000E+00 2.119E+05 8 32 0.000 2.1 0.000E+00 3.973E+05 192 60 0.099 26.9 5.032E+05 5.085E+06 2 30 0.000 0.6 0.000E+00 1.059E+05 ! -'-20 0.000 0.4 0.000E+00 7.945E+04 3 100 0.333 0.3 1.589E+04 4.767E+04 1 36 0.000 0.2 0.000E+00 4.414E+04 8 40 0.000 1.7 0.000E+00 3.178E+05 2 50 0.000 0.3 0.000E+00 6.356E+04 43 16 0.070 22.6 2.980E+05 4.271E+06 60 28 0.117 18.0 3.973E+05 3.405E+06 398 25 0.095 134.0 2.415E+06 2.530E+07 50 30 0.100 14.0 2.648E+05 2.648E+06 2 50 0.500 0.3 3.178E+04 6.356E+04 419.7 + 593.6 0.0 _+ 0.0 0.0 + 0.0 142.9 + I65.1 213.3 _ 261.2 0.0 + 0.0 0.0 + 0.0 86.2 + 94.4 0.0+_ 0.0 86.2 +_ 94.4 0.0 + 0.0 18.4 + 13.3 0.0 + 0.0 0.0 +_ 0.0 42.8 + 10.3 0.0 + 0.0 0.0 + 0.0 142.9 + 165.1 0.0 ± 0.0 0.0 _+ 0.0 0.0 + 0.0' 30.2 +_ 18.0 50.4 +_ 20.1 41.3 + 7.0 43.2 + 20.3 213.3 + 261.2 81 879 7.7 1.335E+05 1.449E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED= 21.379 WITH 25 DEGREES OF FREEDOM P(chi squared) = 67.1% CORRELATION COEFFICIENT = 0.994 VARIANCE OF SQR(Ns) = 2.24 VARIANCE OF SQR(Ni) = 19.44 Ns/Ni = 0.092 + 0.011 MEAN RATIO = 0.138 + 0.046 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 39.8 + 4.7 Ma MEAN AGE = 59.6 + 19.7 Ma GMC Data Report No. 149 Page 27/31 GR177-27 APATFYE Lupine 1,2682.2-2804.2 m mRADIATION G054 SLIDE NUMBER 13 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 12 160 70 0.075 19.2 2.724E+05 3.632E+06 2 0 1 21 0.000 0.4 0.000E+00 7.567E+04 3 0 2 46 0.000 0.4 0.000E+00 6.909E+04 4 0 4 18 0.000 1.9 0.000E+00 3.531E+05 5 10 55 40 0.182 11.6 3.973E+05 2.185E+06 6 7 44 29 0.159 12.8 3.836E+05 2.411E+06 7 0 29 50 0.000 4.9 0.000E+00 9.217E+05 8 3 43 50 0.070 7.2 9.534E+04 1.367E+06 9 6 65 18 0.092 30.4 5.297E+05 5.738E+06 10 7 62 19 0.113 27.5 5.854E+05 5.185E+06 11 0 4 49 0.000 0.7 0.000E+00 1.297E+05 12 0 13 35 0.000 3.1 0.000E+00 5.902E+05 13 6 63 34 0.095 15.6 2.804E+05 2.944E+06 14 3 30 16 0.100 15.8 2.980E+05 2.980E+06 15 0 3 20 0.000 1.3 0.000E+00 2.384E+05 16 20 161 50 0.124 27.1 6.356E+05 5.117E+06 17 7 56 42 0.125 11.2 2.648E+05 2.119E+06 18 8 96 30 0.083 26.9 4.238E+05 5.085E+06 19 0 1 15 0.000 0.6 0.000E+00 1.059E+05 20 0 4 30 0.000 1.1 0.000E+00 2.119E+05 21 8 63 26 0.127 20.4 4.889E+05 3.850E+06 32.4 + 9.7 0.0 + 0.0 0.0+_ 0.0 0.0 + 0.0 78.4 + 27.0 68.6 4- 28.0 0.0 4- 0.0 30.2 + 18.0 39.9 4. 17.0 48.8 4. 19.5 0.0 + 0.0 0.0 4. 0.0 41.2 4- 17.6 43.2 4- 26.2 0.04- 0.0 53.6 4- 12.8 54.0 4- 21.7 36.0 + 13.3 0.0 4. 0.0 0.0 4. 0.0 54.8 + 20.6 97 959 11.4 2.177E+05 2.152E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 13.645 WITH 20 DEGREES OF FREEDOM P(chi squared)= 84.8 % CORRELATION COEFFICIE~ = 0.928 VARIANCE OF SQR(Ns) = 2.25 VARIANCE OF SQR(Ni) = 13.29 Ns/Ni = 0.101 4. 0.011 MEAN RATIO = 0.064 4- 0.014 Ages calculated using a zero of 350.7 _+ 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 43.7 + 4.7 Ma MEAN AGE = 27.7 + 5.9 Ma GMC Data Report No. 149 Page 28/31 · GR177-28 APATITE Lupine 1, 3139.4-3261.4 m IRRADIATION G054 SLIDE NUMBER 14 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 0 26 18 0.000 12.2 0.000E+00 2.295E+06 2 28 975 57 0.029 144.0 7.806E+05 2.718E+07 3 7 78 40 0.090 16.4 2.781E+05 3.099E+06 4 3 25 30 0.120 7.0 1.589E+05 1.324E+06 5 0 24 16 0.000 12.6 0.000E+00 2.384E+06 6 0 5 30 0.000 1.4 0.000E+00 2.648E+05 7 0 7 16 0.000 "3.7 0.000E+00 6.952E+05 8 0 15 12 0.000 10.5 0.000E+00 1.986E+06 9 0 1 12 0.000 0.7 0.000E+00 1.324E+05 10 0 35 20 0.000'~-14.7 0.000E+00 2.781E+06 11 0 27 16 0.000 14.2 0.000E+00 2.682E+06 12 1 12 24 0.083 4.2 6.621E+04 7.945E+05 13 0 5 13 0.000 3.2 0.000E+00 6. I 12E+05 14 0 3 42 0.000 0.6 0.000E+00 1.135E+05 I5 8 53 56 0.151 8.0 _ 2.270E+05 1.504E+06 16 0 2 30 0.000 0.6 0.000E+00 1.059E+05 17 14 177 25 0.079 59.6 8.899E+05 1.125E+07 18 1 22 28 0.045 6.6 5.675E+04 1.249E+06 19 0 19 24 0.000 6.7 0.000E+00 1.258E+06 20 2 32 18 0.062 15.0 1.766E+05 2.825E+06 21 0 2 48 0.000 0.4 0.000E+00 6.621E+04 22 8 188 16 0.043 98.9 7.945E+05- 1.867E+07 23 9 101 40 0.089 21.3 3.575E+05 4.012E+06 24 2 26 21 0.077 10.4 1.513E+05 1.967E+06 25 6 145 42 0.041 29.1 2.270E+05 5.486E+06 0.0 +__ 0.0 12.4 4. 2.4 38.8 + 15.3 51.8 + 31.7 0.0 _+ 0.0 0.0 +_ 0.0 0.0 + 0.0 0.0 +0.0 0.0 4. 0.0 0.0 + 0.0 0.0 + 0.0 36.0 + 37.5 0.0 + 0.0 0.0 + 0.0 65.1 + 24.7 0.0 + 0.0 34.2 + 9.5 19.7 + 20.1 0.0 _+ 0.0 27.0 _+ 19.7 0.0 +'0.0 18.4 + 6.7 38.5 + 13.4 33.3 + 24.4 17.9 + 7.5 89 2005 Area of basic unit = 6.293E-07 cra~2 24.3 2.038E+05 4.591E+06 CHI SQUARED = 40.653 WITH 24 DEGREES OF FREEDOM P(chi squared) = 1.8 % CORRELATION COEFFICIENT = 0.913 VARIANCE OF SQR(Ns) = 2.27 VARIANCE OF SQR(Ni)= 39.60 Ns/Ni = 0.044 + 0.005 MEAN RATIO = 0.036 4. 0.009 Ages calculated using a zeta of 350.7 4- 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 19.2 4- 2.1 Ma MEAN AGE = 15.8 +3.9 Ma GMC Data Report No. 149 Page 29/31 GR177-29 APATITE Lupine 1, 3596.6-3657.6 rn IRRADIATION G054 SLIDE NUMBER 15 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) F.T. AGE (Ma) 1 0 51 20 0.000 21.5 0.000E+00 4.052E+06 2 0 6 35 0.000 1.4 0.000E+00 2.724E+05 3 1 57 20 0.018 24.0 7.945E+04 4.529E+06 4 4 81 27 0.049 25.3 2.354E+05 4.767E+06 5 18 1000 35 0.018 240.5 8.172E+05 4.540E+07 6 2 17 28 0.118 5.1 1.135E+05 9.648E+05 7 4 95 42 0.042 19.0 1.513E+05 3.594E+06 8 0 21 25 0.000 7.1 0.000E+00 1.335E+06 9 3 61 56 0.049 9.2 8.513E+04 1.731E+06 10 2 107 24 0.019 37.5 1.324E+05 7.085E+06 11 2 137 30 0.015 38.4 1.059E+05 7.257E+06 12 3 70 36 0.043 16.4 1.324E+05 3.090E+06 13 0 35 24 0.000 12.3 .0.000E+00 2.317E+06 14 1 78 80 0.013 8.2 1.98GE+04 1.549E+06 15 2 62 50. 0.032 10.4 6.356E+04 1.970E+06 16 5 81 34 0.062 20.1 2.337E+05 3.786E+06 17 0 3 24 0.000 1.1 0.000E+00 1.986E+05 0.0 + 0.0 0.0 +0.0 7.6 + 7.7 21.4 + 11.0 7.8 + 1.9 50.8 + 38.0 18.2 + 9.3 0.0 + 0.0 21.3 + 12.6 8.1 +5.8 6.3 + 4.5 18.6 + 10.9 0.0 + 0.0 5.6 + 5.6 14.0 + 10.0 26.7 + 12.3 0.0 + 0.0 47 1962 28.0 1.266E+05 5.284E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUAReD= 21.516WITH 16 DEGREES OFFREEDOM P(chi squared) = 16.0 % CORRELATION COEFFICIENT = 0.950 VARIANCE OF SQR(Ns) = 1.22 VARIANCE OF SQR(Ni) = 42.32 Ns/Ni = 0.024 + 0.004 MEAN RATIO = 0.028 + 0.007 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 10.4 + 1.5 Ma MEAN AGE = 12.2 + 3.2 Ma GMC Data Report No. 149 Page 30/31 GR177-30 APATITE Lupine 1, 4053.8-4114.8 rn IRRADIATION G054 SLIDE NIJMBER 16 COUNTED BY: SJM No. Ns Ni Na RATIO U RHOs RHOi (ppm) · . . F.T. AGE {Ma) 1 0 110 10 0.000 92.6 0.000E+00 1.748E+07 2 0 8 9 0.000 7.5 0.000E+00 1.412E+06 3 1 12 9 0.083 11.2 1.766E+05 2.119E+06 4 5 20 21 0.250 8.0 3.783E+05 1.513E+06 5 0 16 8 0.000 16.8 0.000E+00 3~178E+06 6 2 6 8 0.333 6.3 3.973E+05 1.192E+06 7 0 18 21 0.000 7.2 0.000E+00 1.362E+06 8 0 6 20 0.000 2.5 0.000E+00 4.767E+05 0.0 0.0 36.0 107.5 0.0 142.9 0.0 0.0 + 0.0 + 0.0 + 37.5 + 53.8 +0.0 +_ 116.7 +0.0 +0.0 8 196 15.6 1.199E+05 2.938E+06 Area of basic unit = 6.293E-07 cm-2 CHI SQUARED = 33.526 WITH 7 DEGREES OF FREEDOM P(chi squared) = 0.0 % CORRELATION COEFFICIENT = -0.166 VARIANCE OF SQR(Ns) = 0.76 VARIANCE OF SQR(Ni) = 6.88 Ns/Ni = 0.041 + 0.015 MEAN RATIO = 0.083 +_ 0.047 Ages calculated using a zeta of 350.7 + 5 for SRM612 glass RHO D = 2.473E+06cm-2; ND = 7782 POOLED AGE = 17.7 _+ 6.4 Ma MEAN AGE = 36.0 + 20.4 Ma GMC Data Report No. 149 Page 31/31
