This sample belongs to: Tomas Capaldi

Sample Details
Aliquot Name: VNS02
IGSN:
Stratigraphic Formation Name: Eocene
Stratigraphic Age:
Rock Type: volcaniclastic sandstone
Mineral: zircon
Latitude: -31.01066
Longitude: -69.41993
Internal Uncertainty Level:
External Uncertainty 206/238 (% two sigma):
External Uncertainty 206/207 (% two sigma):
Analysis Purpose: DetritalSpectrum
Laboratory Name: University of Texas at Austin UTChron
Analyst Name: Capaldi
Aliquot Reference: Capaldi, T.N., Horton, B.K, McKenzie, N.R., Mackaman-Lofland, C., Stockli, D.F., Ortiz, G., and Alvarado, P., 2020, Neogene retroarc foreland basin evolution, sediment provenance, and magmatism in response to flat-slab subduction, western Argentina. Tectonics
Aliquot Instrumental Method: LA-ICPMS
Aliquot Instrumental Reference:
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.
VNS02_1.FIN2 163 0.6 0.226 0.0 0.0331 0.0 0.15 209.9 4.3 206.4 8.7 215.0 95.0 209.9 4.3 30.0
VNS02_2.FIN2 229 61.0 0.407 0.0 0.0552 0.0 0.01 346.0 19.0 346.0 23.0 370.0 220.0 346.0 19.0 0.0
VNS02_3.FIN2 435 1.1 0.2539 0.0 0.0365 0.0 0.03 230.8 3.0 229.5 4.9 250.0 56.0 230.8 3.0 0.6
VNS02_4.FIN2 229 1.5 0.0671 0.0 0.0097 0.0 0.32 62.1 2.3 65.9 4.3 190.0 130.0 62.1 2.3 5.8
VNS02_5.FIN2 33 0.9 0.253 0.0 0.0364 0.0 0.16 230.0 10.0 227.0 17.0 280.0 170.0 230.0 10.0 1.3
VNS02_6.FIN2 263 1.2 0.2996 0.0 0.0428 0.0 0.17 270.3 4.0 265.7 6.4 303.0 67.0 270.3 4.0 1.7
VNS02_7.FIN2 296 0.8 0.0707 0.0 0.0105 0.0 0.01 67.3 1.8 69.2 3.9 210.0 130.0 67.3 1.8 2.7
VNS02_8.FIN2 337 1.6 0.0706 0.0 0.0106 0.0 0.08 68.2 1.8 69.6 3.2 143.0 99.0 68.2 1.8 2.0
VNS02_9.FIN2 524 1.1 0.0739 0.0 0.0105 0.0 0.04 67.6 2.2 72.3 6.2 290.0 200.0 67.6 2.2 6.5
VNS02_9.FIN2 215 1.4 0.358 0.0 0.0494 0.0 0.05 310.7 5.7 310.5 9.0 351.0 84.0 310.7 5.7 0.1
VNS02_10.FIN2 273 0.9 0.322 0.0 0.0435 0.0 0.16 274.1 5.9 283.0 10.0 319.0 85.0 274.1 5.9 3.1
VNS02_12.FIN2 296 1.7 0.286 0.0 0.04 0.0 0.07 252.6 5.6 254.7 8.8 288.0 94.0 252.6 5.6 0.8
VNS02_13.FIN2 316 1.2 0.368 0.0 0.0453 0.0 0.32 285.7 5.4 317.0 10.0 541.0 82.0 285.7 5.4 9.9
VNS02_14.FIN2 381 0.8 0.2768 0.0 0.0389 0.0 0.17 245.8 4.4 248.9 6.6 225.0 69.0 245.8 4.4 1.2
VNS02_15.FIN2 129 1.2 0.275 0.0 0.0382 0.0 0.19 241.9 8.7 246.0 13.0 280.0 130.0 241.9 8.7 1.7
VNS02_16.FIN2 252 0.8 0.272 0.0 0.0365 0.0 0.38 231.0 5.6 246.2 9.7 391.0 85.0 231.0 5.6 6.2
VNS02_17.FIN2 259 1.5 0.271 0.0 0.0373 0.0 0.48 235.8 8.2 243.1 9.2 318.0 96.0 235.8 8.2 3.0
VNS02_18.FIN2 216 2.0 0.0622 0.0 0.0093 0.0 0.22 59.5 2.2 61.1 3.9 160.0 140.0 59.5 2.2 2.6
VNS02_19.FIN2 145 1.0 0.281 0.0 0.0368 0.0 0.08 233.2 7.2 251.0 12.0 390.0 120.0 233.2 7.2 7.1
VNS02_20.FIN2 75 1.0 0.0639 0.0 0.0095 0.0 0.11 60.8 3.3 62.6 6.3 200.0 210.0 60.8 3.3 2.9
VNS02_21.FIN2 137 1.5 0.279 0.0 0.0376 0.0 0.23 238.2 6.2 249.0 11.0 330.0 120.0 238.2 6.2 4.3
VNS02_22.FIN2 512 1.1 0.2917 0.0 0.038 0.0 0.28 240.2 6.2 259.7 6.5 412.0 73.0 240.2 6.2 7.5
VNS02_25.FIN2 399 1.7 0.2757 0.0 0.0387 0.0 0.20 244.8 7.0 247.0 7.7 283.0 93.0 244.8 7.0 0.9
VNS02_26.FIN2 224 1.0 0.0631 0.0 0.0096 0.0 0.06 61.8 1.7 62.0 3.0 80.0 100.0 61.8 1.7 0.3
VNS02_27.FIN2 144 1.4 0.0639 0.0 0.0092 0.0 0.48 58.9 4.9 62.8 8.5 210.0 340.0 58.9 4.9 6.2
VNS02_28.FIN2 150 1.6 0.27 0.0 0.0368 0.0 0.38 232.8 6.2 242.4 9.9 331.0 98.0 232.8 6.2 4.0
VNS02_29.FIN2 422 1.2 0.2698 0.0 0.0377 0.0 0.32 238.5 4.8 242.4 4.5 300.0 58.0 238.5 4.8 1.6
VNS02_30.FIN2 76 1.6 0.285 0.0 0.0404 0.0 0.51 255.0 18.0 253.0 18.0 260.0 150.0 255.0 18.0 0.8
VNS02_31.FIN2 313 1.4 0.0609 0.0 0.009 0.0 0.20 58.0 2.6 60.7 3.9 130.0 150.0 58.0 2.6 4.4
VNS02_32.FIN2 201 0.9 0.2571 0.0 0.0362 0.0 0.07 229.1 4.7 231.9 7.6 265.0 97.0 229.1 4.7 1.2
VNS02_33.FIN2 222 0.9 0.2226 0.0 0.032 0.0 0.09 202.7 3.7 203.7 6.0 276.0 74.0 202.7 3.7 0.5
VNS02_34.FIN2 172 0.9 4.146 0.0 0.2775 0.0 0.53 1579.0 15.0 1662.9 8.6 1781.0 19.0 1781.0 19.0 11.3
VNS02_35.FIN2 161 1.1 0.2597 0.0 0.0373 0.0 0.47 235.8 5.8 234.0 6.9 221.0 62.0 235.8 5.8 0.8
VNS02_36.FIN2 166 1.0 0.271 0.0 0.0385 0.0 0.06 243.3 7.0 243.0 14.0 280.0 140.0 243.3 7.0 0.1
VNS02_38.FIN2 303 1.6 0.2796 0.0 0.0388 0.0 0.25 245.6 3.1 250.1 5.1 262.0 52.0 245.6 3.1 1.8
VNS02_39.FIN2 777 1.1 0.2916 0.0 0.0412 0.0 0.47 260.2 5.9 259.7 6.5 262.0 60.0 260.2 5.9 0.2
VNS02_40.FIN2 221 1.0 0.0791 0.0 0.0121 0.0 0.23 77.3 2.3 77.2 3.2 107.0 87.0 77.3 2.3 0.1
VNS02_41.FIN2 135 1.4 0.265 0.0 0.0375 0.0 0.22 237.3 8.2 238.6 8.2 240.0 110.0 237.3 8.2 0.5
VNS02_42.FIN2 156 1.6 0.3097 0.0 0.043 0.0 0.12 271.3 5.3 273.5 7.6 257.0 71.0 271.3 5.3 0.8
VNS02_43.FIN2 67 0.5 0.071 0.0 0.0107 0.0 0.05 68.3 6.5 70.0 10.0 370.0 370.0 68.3 6.5 2.4
VNS02_44.FIN2 136 2.7 0.0625 0.0 0.0097 0.0 0.17 62.2 3.2 61.3 7.2 0.0 240.0 62.2 3.2 1.5
VNS02_45.FIN2 102 1.2 0.268 0.0 0.0365 0.0 0.16 231.1 4.4 240.5 8.7 300.0 87.0 231.1 4.4 3.9
VNS02_46.FIN2 110 1.4 0.0546 0.0 0.0078 0.0 0.07 50.2 1.8 53.8 5.3 170.0 200.0 50.2 1.8 6.7
VNS02_47.FIN2 132 1.8 0.291 0.0 0.0404 0.0 0.35 255.1 6.0 258.0 11.0 260.0 100.0 255.1 6.0 1.1
VNS02_48.FIN2 482 1.4 0.2781 0.0 0.0392 0.0 0.26 247.5 3.7 249.0 3.5 269.0 37.0 247.5 3.7 0.6
VNS02_49.FIN2 208 1.0 0.264 0.0 0.0374 0.0 0.42 236.8 4.4 237.4 7.0 271.0 68.0 236.8 4.4 0.3
VNS02_50.FIN2 52 3.3 0.074 0.0 0.0106 0.0 0.08 67.7 5.0 72.1 7.9 360.0 280.0 67.7 5.0 6.1
VNS02_51.FIN2 167 1.7 0.0616 0.0 0.0094 0.0 0.08 60.4 2.1 60.5 4.1 130.0 150.0 60.4 2.1 0.2
VNS02_52.FIN2 183 1.0 0.2783 0.0 0.039 0.0 0.24 246.3 4.6 249.8 6.9 270.0 67.0 246.3 4.6 1.4
VNS02_53.FIN2 293 1.7 0.2836 0.0 0.0394 0.0 0.04 249.0 4.8 253.1 7.7 291.0 86.0 249.0 4.8 1.6
VNS02_55.FIN2 255 1.4 0.0785 0.0 0.0115 0.0 0.22 73.5 2.2 76.6 4.8 240.0 130.0 73.5 2.2 4.0
VNS02_57.FIN2 138 1.3 0.0731 0.0 0.0105 0.0 0.02 67.1 3.1 71.5 6.5 200.0 190.0 67.1 3.1 6.2
VNS02_58.FIN2 255 1.1 0.0686 0.0 0.0104 0.0 0.08 67.0 2.1 67.3 2.9 120.0 110.0 67.0 2.1 0.4
VNS02_59.FIN2 85 0.6 0.273 0.0 0.0378 0.0 0.01 239.1 6.4 244.0 12.0 270.0 120.0 239.1 6.4 2.0
VNS02_60.FIN2 744 1.4 0.2948 0.0 0.0414 0.0 0.51 261.2 3.4 262.2 4.5 230.0 38.0 261.2 3.4 0.4
VNS02_61.FIN2 151 1.6 0.267 0.0 0.0383 0.0 0.38 242.0 10.0 240.0 11.0 230.0 110.0 242.0 10.0 0.8
VNS02_62.FIN2 290 0.8 0.438 0.0 0.0374 0.0 0.23 236.6 5.5 367.0 17.0 1340.0 100.0 236.6 5.5 35.5
VNS02_63.FIN2 152 0.8 0.291 0.0 0.0388 0.0 0.02 245.1 6.0 258.8 9.5 338.0 95.0 245.1 6.0 5.3
VNS02_64.FIN2 327 2.0 0.0717 0.0 0.0099 0.0 0.15 63.3 2.9 70.2 4.8 270.0 150.0 63.3 2.9 9.8
VNS02_66.FIN2 419 1.0 0.077 0.0 0.0112 0.0 0.04 72.1 3.5 75.0 10.0 260.0 320.0 72.1 3.5 3.9
VNS02_67.FIN2 140 0.9 0.319 0.0 0.0438 0.0 0.13 276.5 6.6 280.0 12.0 330.0 110.0 276.5 6.6 1.3
VNS02_68.FIN2 207 1.3 0.0713 0.0 0.0105 0.0 0.09 67.4 1.9 69.8 3.4 160.0 120.0 67.4 1.9 3.4
VNS02_69.FIN2 108 1.0 0.3 0.0 0.0423 0.0 0.16 267.1 6.3 266.0 10.0 260.0 100.0 267.1 6.3 0.4
VNS02_70.FIN2 282 0.9 0.3059 0.0 0.0435 0.0 0.23 274.3 4.2 271.3 5.4 248.0 55.0 274.3 4.2 1.1
VNS02_71.FIN2 129 1.1 0.309 0.0 0.0417 0.0 0.02 263.5 4.8 273.8 7.9 381.0 84.0 263.5 4.8 3.8
VNS02_72.FIN2 242 1.2 0.3043 0.0 0.0429 0.0 0.14 270.5 4.9 273.0 7.6 291.0 72.0 270.5 4.9 0.9
VNS02_73.FIN2 272 1.4 0.0689 0.0 0.0102 0.0 0.23 65.2 1.6 67.5 4.0 170.0 130.0 65.2 1.6 3.4
VNS02_74.FIN2 125 1.4 0.283 0.0 0.0396 0.0 0.20 250.2 4.7 252.6 7.3 260.0 74.0 250.2 4.7 1.0
VNS02_75.FIN2 170 1.2 0.29 0.0 0.0407 0.0 0.56 257.0 9.3 258.0 9.9 293.0 87.0 257.0 9.3 0.4
VNS02_76.FIN2 183 2.0 0.064 0.0 0.009 0.0 0.33 57.4 2.7 62.8 4.7 300.0 160.0 57.4 2.7 8.6
VNS02_77.FIN2 172 1.4 0.262 0.0 0.0368 0.0 0.10 233.1 4.7 236.0 5.9 247.0 71.0 233.1 4.7 1.2
VNS02_78.FIN2 98 1.0 0.279 0.0 0.0367 0.0 0.07 232.0 5.5 249.0 12.0 390.0 120.0 232.0 5.5 6.8
VNS02_79.FIN2 436 1.5 0.2679 0.0 0.0368 0.0 0.21 233.0 4.2 240.7 5.8 274.0 66.0 233.0 4.2 3.2
VNS02_80.FIN2 203 1.1 0.2725 0.0 0.0381 0.0 0.03 240.8 5.2 244.2 7.2 232.0 86.0 240.8 5.2 1.4
VNS02_81.FIN2 152 1.3 0.332 0.0 0.0435 0.0 0.20 274.2 7.0 290.0 12.0 410.0 110.0 274.2 7.0 5.4
VNS02_82.FIN2 724 1.6 0.3536 0.0 0.0475 0.0 0.52 299.2 5.7 307.1 7.3 367.0 49.0 299.2 5.7 2.6
VNS02_83.FIN2 182 1.1 0.285 0.0 0.0409 0.0 0.14 258.6 5.1 255.0 8.5 225.0 79.0 258.6 5.1 1.4
VNS02_84.FIN2 136 2.2 0.0742 0.0 0.0108 0.0 0.01 69.0 3.5 72.3 7.0 270.0 210.0 69.0 3.5 4.6
VNS02_85.FIN2 409 0.8 0.3085 0.0 0.0435 0.0 0.03 274.5 4.0 273.7 6.5 265.0 71.0 274.5 4.0 0.3
VNS02_86.FIN2 189 1.0 0.311 0.0 0.0435 0.0 0.18 274.6 4.5 274.6 8.2 291.0 79.0 274.6 4.5 0.0
VNS02_87.FIN2 482 1.1 0.3014 0.0 0.0425 0.0 0.09 268.4 3.7 267.2 5.3 279.0 54.0 268.4 3.7 0.4
VNS02_88.FIN2 328 1.4 0.334 0.0 0.0466 0.0 0.15 293.4 7.0 292.5 7.7 296.0 70.0 293.4 7.0 0.3
VNS02_89.FIN2 527 2.0 0.3175 0.0 0.0449 0.0 0.39 283.1 4.7 279.7 5.7 251.0 53.0 283.1 4.7 1.2
VNS02_90.FIN2 198 1.1 0.0767 0.0 0.0115 0.0 0.01 74.0 2.6 74.7 5.3 120.0 150.0 74.0 2.6 0.9
VNS02_91.FIN2 235 4.8 0.255 0.0 0.0348 0.0 0.34 220.3 5.5 229.8 8.4 349.0 94.0 220.3 5.5 4.1
VNS02_92.FIN2 305 1.1 0.294 0.0 0.0398 0.0 0.19 251.4 5.8 261.7 8.0 322.0 90.0 251.4 5.8 3.9
VNS02_93.FIN2 153 0.6 0.275 0.0 0.0387 0.0 0.17 244.7 6.3 248.0 12.0 250.0 110.0 244.7 6.3 1.3
VNS02_94.FIN2 133 1.6 0.268 0.0 0.0364 0.0 0.12 230.1 7.0 240.2 9.9 320.0 110.0 230.1 7.0 4.2
VNS02_95.FIN2 104 1.2 0.081 0.0 0.0101 0.0 0.05 64.5 4.5 80.0 10.0 410.0 290.0 64.5 4.5 19.4
VNS02_96.FIN2 452 1.2 0.297 0.0 0.0414 0.0 0.26 261.4 5.7 263.9 8.4 255.0 85.0 261.4 5.7 0.9
VNS02_97.FIN2 168 0.8 0.298 0.0 0.0413 0.0 0.19 260.6 6.1 264.0 11.0 240.0 110.0 260.6 6.1 1.3
VNS02_98.FIN2 390 0.7 0.3262 0.0 0.0436 0.0 0.17 274.8 6.0 287.4 7.5 320.0 71.0 274.8 6.0 4.4
VNS02_99.FIN2 645 1.6 0.3085 0.0 0.0427 0.0 0.25 269.6 3.9 272.8 5.3 267.0 50.0 269.6 3.9 1.2
VNS02_100.FIN2 742 1.3 0.3187 0.0 0.0439 0.0 0.33 277.2 5.3 280.7 6.1 274.0 62.0 277.2 5.3 1.2
VNS02_101.FIN2 114 2.6 0.0884 0.0 0.0118 0.0 0.03 75.3 4.3 85.6 8.0 320.0 210.0 75.3 4.3 12.0
VNS02_102.FIN2 154 1.1 0.335 0.0 0.0454 0.0 0.04 286.1 8.1 292.0 10.0 320.0 120.0 286.1 8.1 2.0
VNS02_103.FIN2 270 1.3 0.0686 0.0 0.0105 0.0 0.03 67.4 2.1 67.2 4.1 80.0 130.0 67.4 2.1 0.3
VNS02_104.FIN2 22 2.2 0.076 0.0 0.0104 0.0 0.08 66.6 9.0 71.0 18.0 -80000.0 11000.0 66.6 9.0 6.2
VNS02_105.FIN2 446 1.3 0.072 0.0 0.0105 0.0 0.09 67.5 2.5 70.5 4.4 140.0 150.0 67.5 2.5 4.3
VNS02_106.FIN2 216 1.3 0.0722 0.0 0.0108 0.0 0.10 69.0 2.4 70.5 5.0 160.0 140.0 69.0 2.4 2.1
VNS02_107.FIN2 168 0.9 0.286 0.0 0.0402 0.0 0.10 254.0 6.6 254.7 8.2 249.0 92.0 254.0 6.6 0.3
VNS02_108.FIN2 328 2.1 0.311 0.0 0.0428 0.0 0.22 269.9 5.5 274.1 9.9 310.0 100.0 269.9 5.5 1.5
VNS02_109.FIN2 156 1.2 0.298 0.0 0.0408 0.0 0.11 258.0 5.3 264.5 9.5 325.0 92.0 258.0 5.3 2.5
VNS02_110.FIN2 331 1.1 0.2911 0.0 0.0407 0.0 0.04 257.6 4.9 259.2 5.2 270.0 67.0 257.6 4.9 0.6
VNS02_111.FIN2 500 2.3 0.354 0.0 0.0483 0.0 0.48 304.1 8.4 307.0 12.0 290.0 100.0 304.1 8.4 0.9
VNS02_112.FIN2 236 1.4 0.313 0.0 0.0439 0.0 0.19 276.6 7.1 276.0 9.2 263.0 84.0 276.6 7.1 0.2
VNS02_113.FIN2 215 0.8 0.3066 0.0 0.0425 0.0 0.17 268.0 4.6 271.1 6.8 252.0 70.0 268.0 4.6 1.1
VNS02_114.FIN2 430 0.8 0.0753 0.0 0.0109 0.0 0.23 69.9 2.0 73.6 3.6 130.0 110.0 69.9 2.0 5.0
VNS02_116.FIN2 625 1.2 0.0711 0.0 0.0105 0.0 0.01 67.1 1.7 69.7 2.9 150.0 100.0 67.1 1.7 3.7
VNS02_117.FIN2 95 1.8 1.782 0.0 0.1689 0.0 0.34 1006.0 20.0 1037.0 18.0 1110.0 58.0 1110.0 58.0 9.4
VNS02_118.FIN2 251 1.3 0.304 0.0 0.043 0.0 0.00 271.1 6.0 271.0 10.0 260.0 110.0 271.1 6.0 0.0
VNS02_119.FIN2 330 1.1 0.299 0.0 0.0417 0.0 0.30 263.1 6.4 264.9 7.8 237.0 77.0 263.1 6.4 0.7
VNS02_120.FIN2 32 1.2 0.281 0.0 0.038 0.0 0.01 240.0 12.0 256.0 21.0 330.0 240.0 240.0 12.0 6.3
VNS02_121.FIN2 471 1.2 0.0555 0.0 0.0081 0.0 0.10 52.0 1.3 54.8 2.0 220.0 100.0 52.0 1.3 5.1
VNS02_122.FIN2 113 1.4 0.253 0.0 0.0354 0.0 0.19 224.0 5.7 228.5 9.3 310.0 100.0 224.0 5.7 2.0
VNS02_123.FIN2 407 1.0 0.2489 0.0 0.0356 0.0 0.37 225.6 4.0 225.5 4.9 232.0 53.0 225.6 4.0 0.0
VNS02_124.FIN2 380 1.2 0.2533 0.0 0.0363 0.0 0.18 229.9 3.9 229.9 5.6 274.0 68.0 229.9 3.9 0.0
VNS02_125.FIN2 252 1.2 0.0632 0.0 0.0098 0.0 0.09 62.9 1.6 62.2 2.7 110.0 110.0 62.9 1.6 1.1
VNS02_126.FIN2 289 1.5 0.0703 0.0 0.0108 0.0 0.22 69.1 1.9 68.9 3.3 105.0 96.0 69.1 1.9 0.3
VNS02_127.FIN2 260 1.5 0.2603 0.0 0.0371 0.0 0.27 234.8 3.8 234.7 5.1 271.0 65.0 234.8 3.8 0.0
VNS02_128.FIN2 323 1.1 0.2558 0.0 0.0365 0.0 0.16 230.9 3.7 231.1 5.0 292.0 61.0 230.9 3.7 0.1
VNS02_129.FIN2 130 0.9 0.253 0.0 0.0356 0.0 0.05 225.4 4.9 228.2 8.9 280.0 100.0 225.4 4.9 1.2
VNS02_130.FIN2 193 0.9 0.2679 0.0 0.0355 0.0 0.03 225.3 4.7 240.6 6.7 370.0 83.0 225.3 4.7 6.4
VNS02_131.FIN2 479 1.3 0.258 0.0 0.036 0.0 0.27 228.0 3.9 233.0 4.5 321.0 55.0 228.0 3.9 2.1
VNS02_132.FIN2 72 1.3 0.0652 0.0 0.0092 0.0 0.04 59.3 4.5 63.9 9.1 360.0 330.0 59.3 4.5 7.2
VNS02_133.FIN2 160 1.3 0.067 0.0 0.0112 0.0 0.63 71.9 8.4 66.0 13.0 -30.0 300.0 71.9 8.4 8.9
VNS02_134.FIN2 301 1.7 0.0655 0.0 0.0096 0.0 0.16 61.7 1.6 64.3 4.0 160.0 120.0 61.7 1.6 4.0
filename:20400.xml
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