This sample belongs to: Carl Hoiland

Sample Details
Aliquot Name: FT-29
IGSN:
Stratigraphic Formation Name: McCoy Creek Group unit 1 (Snake Range footwall)
Stratigraphic Age:
Rock Type: Micaceous quartzite
Mineral: Zircon
Latitude: 39.21806
Longitude: -114.08694
Internal Uncertainty Level:
External Uncertainty 206/238 (% two sigma): 2
External Uncertainty 206/207 (% two sigma): 2
Analysis Purpose: DetritalSpectrum
Laboratory Name: University of California–Santa Cruz, ICP-OES/MS laboratory
Analyst Name: Carl Hoiland
Aliquot Reference: Hoiland, C., Hourigan, J., and Miller, E., 2021, Evidence for Large Departures from Lithostatic Pressure During Late Cretaceous Metamorphism in the Northern Snake Range Metamorphic Core Complex, Nevada, in GSA Special Paper “Tectonic Evolution of the Sevier-Laramide Hinterland, Thrust Belt, Foreland and Post-Orogenic Slab Rollback (180-20 Ma)”.
Aliquot Instrumental Method: LA-ICPMS
Aliquot Instrumental Reference: Sharman, G.R., Graham, S.A., Grove, M., and Hourigan, J.K., 2013, A reappraisal of the early slip history of the San Andreas fault, central California, USA: Geology, v. 41, p. 727–730.
Aliquot Instrumental Reference:


Spot(s)
Analysis Name U 206Pb/204Pb U/Th 206Pb/207Pb ± (%) 207Pb/235U ± (%) 206Pb/238U ± (%) error corr. 206Pb/238U Age ± (Ma) 207Pb/235U Age ± (Ma) 206Pb/207Pb Age ± (Ma) Best age ± (Ma) Conc.
FT-29_91 142 15800 2.8 13.947 0.7 1.607 1.6 0.1616 1.3 0.34 966.0 11.5 971.0 10.0 964.0 14.5 964.0 14.5 100.2
FT-29_29 101 4149 0.9 13.6986 0.8 1.745 1.6 0.1735 1.3 0.36 1031.0 12.5 1022.0 10.5 997.0 17.5 997.0 17.5 103.4
FT-29_13 82 8977 3.9 13.6426 0.8 1.644 1.8 0.1614 1.4 0.64 964.0 13.0 983.0 11.0 1009.0 16.5 1009.0 16.5 95.5
FT-29_79 407 46853 0.9 13.7268 0.5 1.668 1.5 0.1662 1.3 0.54 991.0 11.5 996.0 9.5 1009.0 10.0 1009.0 10.0 98.2
FT-29_65 34 503 1.9 13.4953 1.2 1.822 1.9 0.1779 1.3 0.24 1055.0 13.0 1047.0 12.5 1011.0 26.5 1011.0 26.5 104.4
FT-29_5 268 30820 3.1 13.6743 0.5 1.692 1.5 0.1674 1.3 0.59 998.0 12.0 1005.0 9.5 1012.0 11.0 1012.0 11.0 98.6
FT-29_35 274 7785 2.9 13.5943 0.6 1.674 1.5 0.1638 1.3 0.51 978.0 11.5 998.0 9.5 1024.0 11.0 1024.0 11.0 95.5
FT-29_70 213 9504 1.3 13.5501 0.6 1.648 1.6 0.1611 1.3 0.56 963.0 11.5 987.0 10.0 1028.0 13.0 1028.0 13.0 93.7
FT-29_26 161 9268 2.1 13.5281 0.6 1.74 1.5 0.1716 1.3 0.38 1021.0 12.0 1022.0 10.0 1030.0 13.5 1030.0 13.5 99.1
FT-29_89 405 10297 2.4 13.5777 0.5 1.651 1.5 0.162 1.3 0.63 968.0 11.5 990.0 9.5 1031.0 10.0 1031.0 10.0 93.9
FT-29_93 375 41327 0.8 13.5575 0.5 1.637 1.5 0.1598 1.3 0.41 955.0 11.0 984.0 9.5 1032.0 10.0 1032.0 10.0 92.5
FT-29_53 92 10891 1.3 13.4953 0.7 1.699 1.6 0.1675 1.3 0.39 998.0 12.0 1007.0 10.5 1033.0 15.0 1033.0 15.0 96.6
FT-29_21 68 7497 2.2 13.459 1.0 1.642 1.7 0.1615 1.3 0.43 964.0 12.0 984.0 11.0 1034.0 19.5 1034.0 19.5 93.2
FT-29_47 99 12278 146.5 13.2979 0.7 1.809 1.6 0.1769 1.3 0.37 1050.0 12.5 1048.0 10.0 1063.0 15.0 1063.0 15.0 98.8
FT-29_50 88 4006 1.3 13.2979 0.9 1.811 1.7 0.1761 1.3 0.35 1045.0 12.5 1047.0 10.5 1066.0 17.0 1066.0 17.0 98.0
FT-29_105 403 47781 2.2 13.2926 0.5 1.777 1.5 0.1714 1.3 0.52 1020.0 12.0 1037.0 10.0 1072.0 10.5 1072.0 10.5 95.1
FT-29_9 175 21802 1.9 13.2328 0.6 1.896 1.6 0.1808 1.3 0.49 1071.0 12.5 1078.0 10.5 1080.0 12.5 1080.0 12.5 99.2
FT-29_20 55 1323 1.1 13.0719 1.0 1.935 1.7 0.1834 1.3 0.33 1086.0 13.0 1090.0 11.5 1083.0 20.5 1083.0 20.5 100.3
FT-29_106 177 22090 2.5 13.1752 0.6 1.9 1.5 0.1812 1.3 0.49 1073.0 12.5 1080.0 10.5 1085.0 12.0 1085.0 12.0 98.9
FT-29_41 236 29252 1.7 13.1996 0.6 1.839 1.5 0.1777 1.3 0.66 1054.0 12.5 1058.0 10.0 1086.0 11.5 1086.0 11.5 97.1
FT-29_98 59 7011 1.3 12.8535 1.0 1.855 1.7 0.1734 1.4 0.40 1030.0 13.0 1061.0 11.5 1123.0 19.0 1123.0 19.0 91.7
FT-29_8 75 2304 1.2 12.8866 0.9 1.987 1.6 0.1852 1.3 0.17 1095.0 13.0 1109.0 11.0 1124.0 18.0 1124.0 18.0 97.4
FT-29_22 676 3411 7.1 12.9116 0.4 1.967 1.5 0.1848 1.2 0.56 1093.0 12.5 1104.0 10.0 1130.0 8.5 1130.0 8.5 96.7
FT-29_49 119 15876 3.5 12.8535 0.7 2.019 1.6 0.1905 1.3 0.39 1124.0 13.0 1120.0 10.5 1133.0 13.5 1133.0 13.5 99.2
FT-29_2 174 6865 3.6 12.7747 0.6 1.995 1.7 0.1844 1.4 0.78 1090.0 14.5 1110.0 11.5 1149.0 12.0 1149.0 12.0 94.9
FT-29_88 352 46598 2.4 12.7812 0.5 2.074 1.5 0.1916 1.3 0.61 1130.0 13.0 1139.0 10.0 1149.0 10.0 1149.0 10.0 98.3
FT-29_1 308 38406 2.2 12.7616 0.5 1.955 1.5 0.181 1.3 0.53 1072.0 12.5 1099.0 10.0 1155.0 10.5 1155.0 10.5 92.8
FT-29_45 39 2761 2.1 12.6582 1.0 2.034 1.7 0.1901 1.4 0.38 1121.0 14.0 1123.0 12.0 1155.0 19.5 1155.0 19.5 97.1
FT-29_15 194 7042 2.5 12.7584 0.6 2.038 1.5 0.1873 1.3 0.50 1107.0 13.0 1129.0 10.0 1156.0 12.0 1156.0 12.0 95.8
FT-29_27 237 32020 2.3 12.7421 0.5 2.134 1.5 0.1979 1.3 0.60 1164.0 13.5 1159.0 10.5 1156.0 10.0 1156.0 10.0 100.7
FT-29_6 191 24844 2.7 12.7016 0.6 2.089 1.5 0.1914 1.3 0.54 1129.0 13.0 1143.0 10.5 1158.0 11.5 1158.0 11.5 97.5
FT-29_85 237 15885 2.1 12.7097 0.5 2.037 1.5 0.1881 1.3 0.56 1111.0 13.0 1127.0 10.5 1159.0 10.5 1159.0 10.5 95.9
FT-29_95 181 24550 3.0 12.6823 0.6 2.147 1.5 0.1968 1.3 0.54 1158.0 13.5 1162.0 10.5 1164.0 11.5 1164.0 11.5 99.5
FT-29_86 427 57713 4.6 12.6119 0.5 2.136 1.5 0.1958 1.3 0.65 1152.0 13.5 1160.0 10.0 1176.0 9.5 1176.0 9.5 98.0
FT-29_108 178 24615 4.2 12.5235 0.6 2.205 1.5 0.2 1.3 0.46 1175.0 13.5 1181.0 10.5 1187.0 11.5 1187.0 11.5 99.0
FT-29_34 118 5544 1.1 12.3916 0.7 2.175 1.6 0.1945 1.3 0.41 1145.0 13.5 1171.0 11.0 1207.0 13.5 1207.0 13.5 94.9
FT-29_55 178 7291 0.9 12.2775 0.6 2.1 1.5 0.1889 1.3 0.52 1115.0 13.5 1147.0 10.5 1225.0 12.0 1225.0 12.0 91.0
FT-29_52 349 15675 2.6 11.7592 0.5 2.38 1.5 0.2044 1.3 0.64 1198.0 14.0 1235.0 10.5 1313.0 9.0 1313.0 9.0 91.2
FT-29_39 80 12940 3.6 11.4548 0.7 2.803 1.6 0.2336 1.3 0.40 1353.0 16.0 1354.0 12.0 1356.0 14.0 1356.0 14.0 99.8
FT-29_92 88 10189 2.2 11.3895 0.7 2.827 1.6 0.2322 1.3 0.46 1347.0 16.0 1360.0 12.0 1367.0 14.0 1367.0 14.0 98.5
FT-29_43 280 43668 4.1 11.426 0.5 2.661 1.5 0.2235 1.3 0.69 1300.0 15.0 1316.0 11.0 1368.0 9.5 1368.0 9.5 95.0
FT-29_94 121 19716 3.1 11.3895 0.6 2.87 1.5 0.2357 1.3 0.56 1365.0 16.0 1373.0 11.5 1373.0 11.5 1373.0 11.5 99.4
FT-29_10 697 3967 4.5 11.3753 0.4 2.741 1.5 0.2253 1.3 0.70 1309.0 15.0 1339.0 11.0 1379.0 8.0 1379.0 8.0 94.9
FT-29_32 201 11014 2.1 11.3199 0.5 2.889 1.5 0.2353 1.3 0.55 1362.0 15.5 1378.0 11.5 1387.0 9.5 1387.0 9.5 98.2
FT-29_82 316 9063 1.6 11.3097 0.5 2.669 1.5 0.2195 1.3 0.79 1279.0 15.0 1318.0 11.5 1388.0 9.0 1388.0 9.0 92.1
FT-29_37 195 6285 0.6 11.2841 0.5 2.741 1.5 0.2236 1.3 0.42 1301.0 15.0 1338.0 11.0 1391.0 10.5 1391.0 10.5 93.5
FT-29_57 216 34408 3.1 11.2778 0.5 2.756 1.5 0.2273 1.3 0.52 1320.0 15.0 1343.0 11.0 1393.0 9.5 1393.0 9.5 94.8
FT-29_83 453 69621 2.7 11.1383 0.4 2.752 1.5 0.2228 1.3 0.73 1297.0 15.0 1342.0 11.0 1420.0 8.0 1420.0 8.0 91.3
FT-29_56 176 28414 2.0 11.0963 0.5 2.833 1.5 0.2297 1.3 0.53 1332.0 15.5 1363.0 11.5 1425.0 10.5 1425.0 10.5 93.5
FT-29_68 129 22455 2.1 10.9409 0.6 3.178 1.5 0.2515 1.3 0.44 1446.0 16.5 1451.0 11.5 1451.0 11.0 1451.0 11.0 99.7
FT-29_76 254 11898 2.1 10.9409 0.5 2.993 1.5 0.2373 1.3 0.66 1372.0 15.5 1405.0 11.5 1452.0 9.0 1452.0 9.0 94.5
FT-29_42 135 2326 2.5 10.8696 0.6 3.088 1.5 0.2469 1.3 0.44 1422.0 16.5 1428.0 11.5 1461.0 11.0 1461.0 11.0 97.3
FT-29_3 86 957 2.7 10.7875 1.6 3.01 2.2 0.2357 1.3 0.28 1364.0 16.0 1402.0 14.0 1464.0 26.0 1464.0 26.0 93.2
FT-29_36 170 2074 4.3 10.6349 0.5 3.278 1.5 0.2519 1.3 0.49 1448.0 16.5 1475.0 11.5 1504.0 10.0 1504.0 10.0 96.3
FT-29_78 91 18437 1.3 9.7371 0.6 4.15 1.6 0.2933 1.3 0.50 1657.0 19.0 1663.0 12.5 1668.0 11.5 1668.0 11.5 99.3
FT-29_104 109 10218 1.1 9.6246 0.5 4.05 1.6 0.2822 1.3 0.68 1602.0 18.5 1641.0 12.5 1692.0 10.5 1692.0 10.5 94.7
FT-29_107 140 29206 2.7 9.4073 0.5 4.43 1.5 0.3017 1.3 0.58 1699.0 19.0 1718.0 12.5 1732.0 10.0 1732.0 10.0 98.1
FT-29_84 178 37876 2.2 9.2507 0.5 4.6 1.5 0.309 1.3 0.60 1735.0 19.5 1748.0 12.5 1767.0 9.0 1767.0 9.0 98.2
FT-29_11 235 55084 2.9 8.569 0.4 5.57 1.4 0.3435 1.3 0.68 1903.0 21.0 1911.0 12.5 1905.0 7.5 1905.0 7.5 99.9
FT-29_75 296 15713 1.0 8.2919 0.4 5.64 1.5 0.3389 1.3 0.68 1881.0 20.5 1921.0 13.0 1963.0 7.5 1963.0 7.5 95.8
FT-29_102 271 86785 3.5 5.6275 0.4 11.46 1.4 0.468 1.3 0.79 2474.0 26.0 2560.0 13.5 2631.0 6.5 2631.0 6.5 94.0
FT-29_66 337 18229 0.9 5.5249 0.4 11.82 1.4 0.473 1.3 0.82 2496.0 26.5 2590.0 14.0 2662.0 6.0 2662.0 6.0 93.8
FT-29_64 176 56740 1.1 5.5036 0.4 11.54 1.5 0.462 1.3 0.73 2447.0 25.5 2567.0 13.5 2667.0 7.0 2667.0 7.0 91.8
FT-29_16 155 11165 1.5 5.4437 0.4 12.35 1.5 0.484 1.2 0.77 2545.0 27.0 2630.0 14.0 2686.0 7.0 2686.0 7.0 94.8
FT-29_17 143 49324 1.6 5.4407 0.4 12.9 1.5 0.505 1.3 0.72 2635.0 27.0 2671.0 14.0 2686.0 7.0 2686.0 7.0 98.1
FT-29_90 93 33133 1.0 5.385 0.5 13.21 1.5 0.514 1.3 0.67 2672.0 28.0 2693.0 14.5 2702.0 8.0 2702.0 8.0 98.9
FT-29_99 263 83300 2.2 5.3792 0.4 11.76 1.5 0.46 1.3 0.84 2437.0 26.0 2584.0 14.0 2705.0 6.5 2705.0 6.5 90.1
FT-29_14 822 1277 0.6 13.2732 0.5 0.746 1.5 0.0711 1.3 0.71 443.0 5.5 565.0 6.5 1073.0 10.5 443.0 5.5 41.3
FT-29_18 568 2710 4.1 12.0163 0.5 0.936 1.5 0.0811 1.3 0.73 503.0 6.5 670.0 7.5 1270.0 10.0 503.0 6.5 39.6
FT-29_87 833 579 3.5 11.4943 1.3 1.179 2.3 0.0971 1.4 0.85 597.0 8.0 782.0 11.0 1327.0 21.5 597.0 8.0 45.0
FT-29_51 497 304 2.0 7.9681 2.1 1.84 2.7 0.1064 1.5 0.48 651.0 9.0 1032.0 17.5 1931.0 37.5 651.0 9.0 33.7
FT-29_62 209 1258 2.9 12.3457 1.0 1.208 1.8 0.109 1.3 0.48 667.0 8.5 800.0 9.5 1202.0 17.5 667.0 8.5 55.5
FT-29_103 538 1762 2.8 9.4697 0.5 1.839 1.7 0.1263 1.5 0.93 766.0 11.0 1055.0 11.5 1721.0 9.0 766.0 11.0 44.5
FT-29_109 387 909 0.6 10.8143 0.5 1.798 1.6 0.1405 1.4 0.84 847.0 11.0 1043.0 10.5 1473.0 10.0 847.0 11.0 57.5
FT-29_23 256 6017 0.4 6.3331 0.5 3.09 1.6 0.1425 1.4 0.90 858.0 11.5 1425.0 13.0 2431.0 8.0 858.0 11.5 35.3
FT-29_60 89 9323 1.8 13.0548 0.9 1.558 1.7 0.1495 1.4 0.59 898.0 12.0 951.0 11.0 1091.0 18.5 898.0 12.0 82.3
FT-29_110 387 41479 4.4 13.1718 0.5 1.627 1.5 0.1552 1.3 0.63 930.0 11.0 980.0 9.5 1088.0 10.5 1088.0 10.5 85.5
FT-29_24 326 34046 2.3 13.0634 0.5 1.606 1.5 0.1525 1.3 0.52 915.0 11.0 971.0 9.5 1104.0 10.5 1104.0 10.5 82.9
FT-29_77 239 6777 0.9 12.9618 0.6 1.654 1.6 0.156 1.4 0.76 934.0 12.5 991.0 10.0 1119.0 11.5 1119.0 11.5 83.5
FT-29_101 92 3769 2.4 12.5471 0.9 1.695 2.2 0.1537 1.9 0.86 919.0 16.5 994.0 14.5 1179.0 18.0 1179.0 18.0 77.9
FT-29_81 270 30834 2.3 12.5094 0.5 1.807 1.5 0.1647 1.3 0.74 982.0 12.0 1047.0 10.0 1192.0 10.5 1192.0 10.5 82.4
FT-29_96 589 3175 1.8 12.4719 0.4 2.0 1.5 0.1804 1.3 0.85 1069.0 13.0 1114.0 10.5 1199.0 8.5 1199.0 8.5 89.2
FT-29_72 330 37051 3.1 12.2895 0.5 1.831 1.5 0.162 1.3 0.64 968.0 11.5 1056.0 10.0 1228.0 10.0 1228.0 10.0 78.8
FT-29_48 288 7270 5.2 11.6782 0.5 2.222 1.6 0.1906 1.4 0.81 1124.0 14.0 1186.0 11.0 1325.0 10.0 1325.0 10.0 84.8
FT-29_69 166 4758 1.3 11.6279 0.9 1.946 1.8 0.1636 1.4 0.64 976.0 13.0 1095.0 12.5 1330.0 16.5 1330.0 16.5 73.4
FT-29_19 222 25597 3.5 11.5875 0.6 2.014 1.6 0.1691 1.4 0.79 1007.0 13.0 1119.0 11.0 1338.0 11.5 1338.0 11.5 75.3
FT-29_71 188 10910 2.2 11.5875 0.6 2.439 1.5 0.204 1.3 0.51 1197.0 13.5 1253.0 11.0 1339.0 11.5 1339.0 11.5 89.4
FT-29_38 510 4867 1.1 11.5234 0.5 2.217 1.5 0.1855 1.3 0.81 1096.0 13.0 1185.0 10.5 1353.0 9.0 1353.0 9.0 81.0
FT-29_40 303 42561 1.3 11.4051 0.5 2.451 1.5 0.2036 1.3 0.58 1195.0 13.5 1257.0 11.0 1373.0 9.5 1373.0 9.5 87.0
FT-29_7 228 6089 1.2 11.325 0.6 2.189 1.6 0.179 1.4 0.79 1061.0 14.0 1174.0 11.5 1382.0 11.5 1382.0 11.5 76.8
FT-29_44 255 29763 5.4 11.1982 0.5 2.016 1.6 0.1659 1.3 0.79 989.0 12.0 1119.0 10.5 1408.0 10.0 1408.0 10.0 70.2
FT-29_63 115 2451 0.7 11.1483 0.8 1.921 1.9 0.1557 1.6 0.77 932.0 14.0 1082.0 13.0 1410.0 15.5 1410.0 15.5 66.1
FT-29_33 216 5338 3.2 11.1173 0.5 2.253 1.8 0.1802 1.6 0.91 1067.0 15.5 1192.0 12.5 1421.0 10.0 1421.0 10.0 75.1
FT-29_97 364 53593 3.3 11.0779 0.5 2.657 1.5 0.2134 1.3 0.70 1246.0 14.5 1316.0 11.0 1428.0 9.0 1428.0 9.0 87.3
FT-29_4 541 7448 2.8 10.9457 0.4 2.422 1.5 0.1918 1.3 0.83 1131.0 13.5 1248.0 11.0 1452.0 8.5 1452.0 8.5 77.9
FT-29_61 361 3019 4.3 10.9051 0.5 2.216 1.5 0.1765 1.3 0.63 1047.0 12.5 1185.0 10.5 1458.0 10.5 1458.0 10.5 71.8
FT-29_74 152 20294 4.1 10.8814 0.6 2.497 1.8 0.1965 1.6 0.88 1154.0 17.0 1265.0 12.5 1461.0 11.0 1461.0 11.0 79.0
FT-29_73 349 14411 1.9 9.6283 0.4 3.353 1.5 0.2334 1.3 0.72 1352.0 15.5 1493.0 12.0 1692.0 8.0 1692.0 8.0 79.9
FT-29_59 223 38397 0.6 9.5511 0.5 3.53 1.6 0.2469 1.3 0.70 1422.0 16.5 1534.0 11.5 1707.0 9.0 1707.0 9.0 83.3
FT-29_80 325 46800 3.5 9.2876 0.5 3.1 1.5 0.2092 1.3 0.67 1224.0 14.0 1431.0 11.5 1759.0 8.0 1759.0 8.0 69.6
FT-29_67 49 548 0.7 9.0662 1.9 2.53 2.0 0.1674 1.6 -0.12 997.0 14.5 1277.0 14.5 1763.0 31.0 1763.0 31.0 56.6
FT-29_46 113 21899 2.8 8.9928 0.5 4.19 1.6 0.2766 1.3 0.47 1574.0 17.5 1671.0 12.5 1815.0 10.0 1815.0 10.0 86.7
FT-29_54 123 5729 2.2 7.8064 0.5 4.63 1.5 0.2647 1.3 0.49 1513.0 17.0 1754.0 12.5 2070.0 9.5 2070.0 9.5 73.1
FT-29_30 426 8651 1.7 5.6402 0.4 6.0 1.6 0.2451 1.4 0.93 1414.0 17.5 1973.0 14.0 2626.0 7.0 2626.0 7.0 53.8
FT-29_100 423 3851 2.6 5.5648 0.4 5.2 1.5 0.2102 1.3 0.89 1230.0 15.0 1850.0 13.0 2649.0 6.5 2649.0 6.5 46.4
FT-29_31 275 16907 1.3 5.4825 0.4 9.37 1.5 0.3708 1.3 0.82 2032.0 22.5 2374.0 13.5 2673.0 6.5 2673.0 6.5 76.0
FT-29_28 188 30394 1.5 5.4615 0.4 10.83 1.5 0.43 1.3 0.87 2307.0 25.0 2508.0 14.0 2681.0 7.0 2681.0 7.0 86.0
FT-29_25 234 2787 1.2 5.0327 0.5 7.82 1.6 0.2867 1.4 0.91 1623.0 20.0 2206.0 15.0 2813.0 7.5 2813.0 7.5 57.7
FT-29_58 761 2253 2.9 4.5641 0.4 7.62 1.6 0.2543 1.4 0.93 1459.0 18.5 2184.0 15.0 2973.0 6.0 2973.0 6.0 49.1
filename:22502.xml
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