table DR 1 - Geological Society of · PDF fileTable data repository 1 Zircon U- Pb SHRIMP data...
12
Table data repository 1 Zircon U-Pb SHRIMP data collected from the Xingxingxia ductile shear zone Spot Name 206 Pb c (%) U (ppm) Th (ppm) 232 Th / 238 U 206 Pb* (ppm) 207 Pb * / 206 Pb * Err (%) 207 Pb * / 235 U Err (%) 206 Pb * / 238 U Err (%) err corr 206 Pb/ 238 U Age (Ma) (±1σ ) Sample D2028, undeformed biotite granite D2028-1 2.92 391 168 0.44 11.7 .0403 15.6 0.19 15.8 .0337 2.1 .134 213.7 4.4 D2028-2 0.87 520 440 0.87 18.2 .0466 4.3 0.26 4.7 .0403 1.8 .388 254.5 4.6 D2028-3 0.62 718 423 0.61 23.9 .0492 3.5 0.26 4.0 .0386 1.8 .454 244.0 4.3 D2028-4 4.41 94 66 0.73 3.1 .0362 30.6 0.18 30.8 .0369 2.8 .092 233.3 6.5 D2028-5 2.66 103 36 0.36 3.5 .0446 23.5 0.24 23.6 .0384 2.5 .108 242.6 6.1 D2028-6 2.49 131 48 0.38 4.5 .0409 19.0 0.22 19.2 .0393 2.4 .124 248.7 5.8 D2028-7 0.29 528 264 0.52 17.9 .0513 2.5 0.28 3.1 .0394 1.8 .596 248.9 4.5 D2028-8 1.28 243 109 0.46 7.9 .0497 9.3 0.26 9.5 .0376 2.0 .211 237.8 4.7 D2028-9 3.39 223 193 0.89 7.1 .0288 27.3 0.14 27.3 .0359 2.3 .083 227.4 5.1 D2028-10 1.91 333 162 0.50 10.9 .0409 12.5 0.21 12.6 .0375 2.1 .163 237.3 4.8 D2028-11 65.97 2378 1610 0.70 213.1 .0965 70.6 0.51 71.1 .0380 8.8 .124 240.2 20.8 D2028-12 3.44 2016 733 0.38 67.7 .0505 5.3 0.26 5.6 .0377 2.1 .365 238.8 4.8 D2028-13 46.39 2282 1237 0.56 138.7 .0767 37.3 0.42 37.5 .0399 4.1 .109 252.3 10.1 D2028-14 4.38 985 554 0.58 33.4 .0507 8.6 0.26 8.9 .0376 2.2 .253 238.2 5.3 D2028-15 0.46 1355 629 0.48 43.5 .0465 7.1 0.24 7.4 .0369 2.1 .284 233.9 4.8 D2028-16 1.42 1594 512 0.33 61.8 .0502 6.1 0.31 6.5 .0444 2.1 .321 279.9 5.7 D2028-17 13.84 42 33 0.80 1.6 -.1290 106.8 -0.54 107.8 .0305 14.1 .131 193.7 27.0 D2028-18 4.89 2388 781 0.34 83.8 .0714 8.6 0.39 8.9 .0399 2.2 .250 252.4 5.5 D2028-19 3.80 2115 917 0.45 71.5 .0651 4.5 0.34 5.0 .0384 2.1 .415 243.0 4.9 DR2009187
Transcript of table DR 1 - Geological Society of · PDF fileTable data repository 1 Zircon U- Pb SHRIMP data...
Table data repository 1 Zircon U-Pb SHRIMP data collected from the Xingxingxia ductile shear zone
Spot Name 206Pbc (%) U (ppm) Th (ppm)
232Th /238U
206Pb* (ppm)
207Pb*/206
Pb* Err (%) 207Pb*/235
U Err (%) 206Pb*/238
U Err (%) err
corr 206Pb/238U Age (Ma)
(±1σ )
Sample D2028, undeformed biotite granite
D2028-1 2.92 391 168 0.44 11.7 .0403 15.6 0.19 15.8 .0337 2.1 .134 213.7 4.4D2028-2 0.87 520 440 0.87 18.2 .0466 4.3 0.26 4.7 .0403 1.8 .388 254.5 4.6D2028-3 0.62 718 423 0.61 23.9 .0492 3.5 0.26 4.0 .0386 1.8 .454 244.0 4.3D2028-4 4.41 94 66 0.73 3.1 .0362 30.6 0.18 30.8 .0369 2.8 .092 233.3 6.5D2028-5 2.66 103 36 0.36 3.5 .0446 23.5 0.24 23.6 .0384 2.5 .108 242.6 6.1D2028-6 2.49 131 48 0.38 4.5 .0409 19.0 0.22 19.2 .0393 2.4 .124 248.7 5.8D2028-7 0.29 528 264 0.52 17.9 .0513 2.5 0.28 3.1 .0394 1.8 .596 248.9 4.5D2028-8 1.28 243 109 0.46 7.9 .0497 9.3 0.26 9.5 .0376 2.0 .211 237.8 4.7D2028-9 3.39 223 193 0.89 7.1 .0288 27.3 0.14 27.3 .0359 2.3 .083 227.4 5.1
D2028-10 1.91 333 162 0.50 10.9 .0409 12.5 0.21 12.6 .0375 2.1 .163 237.3 4.8D2028-11 65.97 2378 1610 0.70 213.1 .0965 70.6 0.51 71.1 .0380 8.8 .124 240.2 20.8D2028-12 3.44 2016 733 0.38 67.7 .0505 5.3 0.26 5.6 .0377 2.1 .365 238.8 4.8D2028-13 46.39 2282 1237 0.56 138.7 .0767 37.3 0.42 37.5 .0399 4.1 .109 252.3 10.1D2028-14 4.38 985 554 0.58 33.4 .0507 8.6 0.26 8.9 .0376 2.2 .253 238.2 5.3D2028-15 0.46 1355 629 0.48 43.5 .0465 7.1 0.24 7.4 .0369 2.1 .284 233.9 4.8D2028-16 1.42 1594 512 0.33 61.8 .0502 6.1 0.31 6.5 .0444 2.1 .321 279.9 5.7D2028-17 13.84 42 33 0.80 1.6 -.1290 106.8 -0.54 107.8 .0305 14.1 .131 193.7 27.0D2028-18 4.89 2388 781 0.34 83.8 .0714 8.6 0.39 8.9 .0399 2.2 .250 252.4 5.5D2028-19 3.80 2115 917 0.45 71.5 .0651 4.5 0.34 5.0 .0384 2.1 .415 243.0 4.9
DR2009187
D2028-20 29.44 3759 2552 0.70 143.2 .0911 14.5 0.42 14.9 .0333 3.2 .213 211.5 6.6D2028-21 1.83 2463 912 0.38 82.8 .0503 4.4 0.27 4.9 .0384 2.1 .422 242.9 4.9D2028-22 1.76 1045 431 0.43 34.1 .0496 7.2 0.25 7.5 .0372 2.1 .279 235.3 4.8D2028-23 3.72 2130 713 0.35 72.1 .0505 5.3 0.26 6.0 .0379 2.8 .465 239.8 6.6D2028-24 0.01 993 474 0.49 32.4 .0432 6.3 0.22 6.6 .0375 2.1 .314 237.3 4.8D2028-25 1.86 2924 954 0.34 95.8 .0511 2.8 0.26 3.4 .0375 2.0 .592 237.0 4.7
Sample D2022, Quartz-feldspar mylonite
D2022-1 0.13 810 491 0.63 55.2 0.0550 1.8 0.600 2.5 0.0791 1.8 .696 491 8D2022-2 0.12 1003 237 0.24 72.5 0.05560 1.1 0.644 2.1 0.0840 1.8 .864 520 9D2022-3 0.04 509 141 0.29 66.9 0.06921 10 1.461 2.0 0.1531 1.8 .870 918 15D2022-4 0.04 2348 2756 1.21 165 0.05667 0.7 0.639 1.9 0.0818 1.8 .921 507 9D2022-5 0.09 496 176 0.37 31.0 0.0591 1.8 0.594 2.5 0.0729 1.7 .716 453 8D2022-6 0.02 1279 243 0.20 84.7 0.05732 0.9 0.609 1.9 0.0771 1.7 .899 479 8D2022-7 0.03 2808 329 0.12 193 0.05735 0.6 0.632 1.8 0.0800 1.7 .947 496 8D2022-8 0.01 1916 432 0.23 258 0.07045 0.4 1.519 1.8 0.1564 1.7 .970 937 15D2022-9 0.10 732 189 0.27 50.7 0.05707 1.2 0.635 2.1 0.0806 1.8 .822 500 9
D2022-10 0.24 712 739 1.07 48.4 0.05507 1.7 0.600 2.4 0.0790 1.8 .732 490 8D2022-11 0.26 944 969 1.06 63.4 0.05523 1.4 0.593 2.2 0.0779 1.8 .789 484 8D2022-12 0.25 934 94 0.10 59.8 0.05530 1.8 0.566 2.5 0.0743 1.8 .702 462 8D2022-13 0.50 364 184 0.52 25.1 0.0561 2.7 0.619 3.2 0.0800 1.8 .566 496 9D2022-14 0.24 1470 1484 1.04 102 0.05585 1.2 0.622 2.1 0.0807 1.7 .823 500 8
Note: Errors are 1-sigma; Pbc and Pb* indicate the common and radiogenic portions, respectively. Error in Standard calibration was 1.04% ( not included in above errors but required when comparing data from different mounts). Common Pb corrected using measured 204Pb.
Table data repository 2 Dating results of 40Ar/39Ar plateau ages for muscovite, biotite and K-feldspar
TEMP
(℃)
40Ar/39Ar 36Ar/39Ar
37Ar/39Ar 40Ar*/39Ark
39Ar (E12 mol)
39Ar (%)
40Ar* Age (Ma)
Error (1σ , Ma)
D2022B(Biotite), J=0.002074, Wt=0.0245g
600 114.322 0.000 0.002 114.318 0.004 0.10 100.00 383.9 15.9
700 59.735 0.066 89.453 50.203 0.090 2.32 78.67 178.7 8.3
800 75.022 0.029 10.990 67.713 0.463 11.93 89.76 237.1 3.6
850 69.027 0.005 8.282 68.474 0.726 18.71 98.58 239.6 2.6
900 68.007 0.002 6.011 68.314 0.893 23.03 99.97 239.1 2.5
950 69.287 0.006 0.002 67.384 0.180 4.64 97.33 236.0 2.5
1000 69.792 0.009 4.732 67.700 0.194 5.01 96.73 237.1 2.6
1050 72.745 0.010 8.231 70.740 0.298 7.68 96.70 247.0 4.1
1100 70.688 0.006 20.162 71.408 0.411 10.60 99.41 249.2 3.2
1150 69.441 0.004 8.746 69.421 0.433 11.17 99.29 242.7 3.4
1200 73.320 0.019 24.635 70.971 0.149 3.83 95.03 247.8 5.5
1300 83.469 0.076 170.749 84.891 0.022 0.57 88.15 292.6 54.8
1400 90.029 0.061 65.472 80.879 0.016 0.41 85.55 279.8 19.4
D2022K (K-feldspar), J=0.002091, Wt=0.0245g
700 46.987 0.018 0.002 41.553 0.076 1.43 88.76 150.3 3.0
800 50.130 0.015 19.419 47.777 0.426 8.04 94.00 171.8 2.6
850 53.075 0.011 28.780 53.104 0.559 10.54 97.82 190.0 2.7
900 58.391 0.016 51.450 59.906 0.066 1.24 98.43 212.9 19.9
1000 56.408 0.007 21.249 56.724 0.497 9.38 98.89 202.2 4.4
1050 58.623 0.010 22.763 58.367 0.274 5.17 97.82 207.8 5.3
1100 60.832 0.016 7.340 56.918 0.288 5.44 93.21 202.9 3.5
1150 62.606 0.016 10.844 59.227 0.336 6.33 93.96 210.7 4.7
1200 66.369 0.015 14.078 63.516 0.435 8.21 94.78 225.0 3.5
1250 69.256 0.010 12.534 68.017 0.519 9.79 97.31 239.9 2.9
1300 70.528 0.008 17.413 70.456 0.630 11.89 98.55 248.0 3.4
1350 71.501 0.005 4.155 70.660 0.769 14.50 98.54 248.6 2.9
1400 73.948 0.006 18.647 74.484 0.397 7.48 99.25 261.2 4.0
1450 89.105 0.051 163.229 98.565 0.029 0.55 96.26 338.1 26.4
D2025M (Muscovite), J=0.002023, Wt=0.016g
700 78.780 0.072 129.942 74.392 0.034 1.07 85.05 252.9 28.8
800 74.559 0.034 63.579 72.630 0.137 4.34 92.67 247.3 6.9
900 80.345 0.042 61.520 76.127 0.337 10.65 90.37 258.4 4.3
950 70.017 0.006 2.610 68.471 0.350 11.06 97.66 234.0 2.5
1000 69.333 0.004 5.618 68.931 0.636 20.11 99.00 235.5 2.7
1050 69.702 0.004 16.473 70.601 0.423 13.37 99.96 240.9 3.2
1100 70.318 0.005 0.087 68.882 0.709 22.42 98.01 235.4 2.2
1150 70.421 0.006 15.603 70.517 0.272 8.60 98.92 240.6 2.6
1200 70.198 0.005 0.002 68.777 0.168 5.31 98.03 235.0 2.4
1250 71.454 0.013 0.002 67.506 0.062 1.95 94.63 231.0 5.0
1300 79.745 0.054 185.157 90.559 0.030 0.95 96.82 303.5 21.7
1400 124.162 0.158 95.194 91.230 0.006 0.18 68.77 305.6 47.0
D2028B (Biotite), J=0.002018, Wt=0.0234g
600 71.599 0.000 16.126 73.695 0.021 0.59 100.00 260.5 4.7
700 69.218 0.004 9.793 69.200 0.057 1.58 99.21 245.7 5.8
800 98.601 0.115 3.531 64.981 0.156 4.34 66.67 231.6 2.7
850 71.089 0.011 1.752 68.098 0.602 16.75 95.78 242.0 2.3
900 68.863 0.004 1.842 68.041 0.395 11.00 98.70 241.8 2.4
950 68.643 0.003 0.909 68.002 0.410 11.41 99.02 241.7 2.3
1000 68.933 0.003 2.251 68.265 0.305 8.48 98.88 242.6 2.3
1050 70.212 0.006 2.928 68.867 0.220 6.12 97.91 244.6 2.6
1100 70.607 0.006 2.502 69.171 0.379 10.54 97.83 245.6 2.5
1150 68.931 0.003 1.864 68.280 1.043 29.01 98.94 242.6 2.3
1200 159.885 0.000 0.000 159.880 0.004 0.10 100.00 524.1 29.6
1400 222.280 0.000 0.000 222.275 0.003 0.07 100.00 693.3 29.1
D2034M (Muscovite), J=0.002280, Wt=0.0136g
700 154.861 0.329 126.293 74.069 0.014 0.47 44.59 281.5 46.8
800 138.017 0.278 78.181 65.555 0.062 2.04 46.08 251.3 17.0
900 82.951 0.080 0.001 59.195 0.117 3.86 72.16 228.4 3.0
950 63.979 0.015 26.787 62.866 0.140 4.63 96.27 241.7 5.0
1000 63.583 0.009 7.582 61.743 0.894 29.54 96.62 237.6 2.5
1050 63.312 0.007 4.929 61.807 1.403 46.34 97.32 237.9 2.4
1100 63.536 0.008 13.833 62.948 0.287 9.49 98.04 242.0 4.0
1150 66.553 0.023 91.158 71.447 0.063 2.08 99.55 272.3 9.5
1200 72.551 0.045 16.694 61.298 0.029 0.94 83.83 236.0 11.3
1300 88.697 0.152 624.260 177.075 0.009 0.28 99.56 611.9 55.9
1400 123.350 0.214 383.581 126.293 0.010 0.32 71.70 456.6 83.5
D2034K (K-feldspar), J=0.002277, Wt=0.0181g
700 38.226 0.022 3.696 32.108 0.104 2.01 84.20 127.3 3.4
800 55.325 0.051 1.793 40.445 0.230 4.44 73.75 158.9 2.0
850 47.340 0.014 4.005 43.633 0.125 2.42 92.10 170.9 2.0
900 49.148 0.012 2.592 45.733 0.086 1.65 93.06 178.7 4.0
1000 47.632 0.004 0.536 46.622 0.341 6.58 97.90 182.0 2.0
1050 48.927 0.005 17.150 49.482 0.226 4.37 99.76 192.6 5.9
1100 50.164 0.007 4.316 48.663 0.187 3.62 96.77 189.6 2.1
1150 50.991 0.008 4.237 49.034 0.204 3.94 95.95 190.9 2.5
1200 52.650 0.011 1.669 49.518 0.311 6.01 94.10 192.7 2.1
1250 53.597 0.012 1.521 50.317 0.578 11.16 93.94 195.7 1.9
1300 54.168 0.012 1.965 50.808 0.535 10.33 93.83 197.5 1.9
1350 54.447 0.012 1.240 50.928 0.717 13.84 93.63 197.9 1.9
1400 54.437 0.011 1.020 51.263 1.085 20.94 94.26 199.1 2.3
1450 56.385 0.012 2.751 53.193 0.451 8.70 94.30 206.2 2.1
D2036M (Muscovite), J=0.001955, Wt=0.0119g
700 107.617 0.125 171.662 96.192 0.017 0.82 77.73 310.9 50.0
800 95.888 0.045 0.001 82.585 0.059 2.86 86.51 270.0 3.9
900 102.980 0.071 56.387 90.112 0.161 7.86 84.01 292.7 11.4
950 90.477 0.027 32.296 87.199 0.270 13.20 94.06 284.0 4.3
1000 92.005 0.013 3.348 88.545 0.413 20.18 96.09 288.0 3.1
1050 93.967 0.012 22.925 93.845 0.335 16.37 98.09 303.9 4.2
1100 97.726 0.021 0.001 91.637 0.211 10.31 93.94 297.3 2.9
1150 101.008 0.038 31.184 94.240 0.129 6.30 91.22 305.1 7.4
1200 98.828 0.030 41.950 96.047 0.169 8.26 94.09 310.4 8.6
1250 95.395 0.016 39.729 96.614 0.245 11.97 98.11 312.1 5.2
1400 94.762 0.047 8.133 82.086 0.038 1.86 86.45 268.5 5.3
D2044B (Biotite), J=0.002126, Wt=0.020g
600 109.021 0.157 0.001 62.583 0.005 0.19 58.59 225.3 32.7
700 90.401 0.106 0.001 59.004 0.048 1.73 66.24 213.1 4.5
800 83.689 0.060 0.001 65.911 0.328 11.93 79.35 236.5 2.3
900 68.443 0.004 10.284 68.456 1.077 39.19 99.22 245.1 2.5
950 69.582 0.006 26.515 71.070 0.173 6.29 99.98 253.8 5.1
1000 69.456 0.010 35.684 71.078 0.158 5.76 99.43 253.8 8.8
1050 69.003 0.009 0.373 66.443 0.216 7.86 96.37 238.3 2.5
1100 69.262 0.006 0.001 67.630 0.192 6.99 97.71 242.3 2.4
1150 69.520 0.006 4.973 68.456 0.412 15.00 98.13 245.1 3.2
1200 72.396 0.014 7.711 69.111 0.131 4.77 95.02 247.3 4.2
1400 164.445 0.395 300.556 90.980 0.008 0.29 43.63 318.9 59.7
D2044K (K-feldspar), J=0.002143, Wt=0.0245g
600 94.061 0.000 0.001 94.056 0.004 0.07 99.99 331.2 6.4
700 35.241 0.009 30.357 35.629 0.157 2.58 98.71 132.7 2.6
800 44.633 0.017 3.170 40.045 0.601 9.89 89.79 148.5 1.8
850 44.160 0.011 24.346 43.496 0.090 1.48 96.68 160.7 5.4
950 43.838 0.007 27.373 44.637 0.226 3.72 99.62 164.8 3.4
1050 46.975 0.005 0.001 45.357 0.347 5.70 96.65 167.3 1.7
1100 50.200 0.006 5.719 49.125 0.325 5.35 97.48 180.5 2.8
1150 53.356 0.007 7.185 52.218 0.380 6.24 97.38 191.3 2.7
1200 56.019 0.007 4.834 54.496 0.561 9.22 96.99 199.2 2.2
1250 57.492 0.007 0.864 55.539 0.608 10.00 96.63 202.8 2.0
1300 57.966 0.006 5.594 56.866 1.027 16.90 97.73 207.4 2.0
1350 58.213 0.007 5.680 56.800 0.901 14.81 97.21 207.2 2.1
1400 59.398 0.008 0.001 57.128 0.724 11.90 96.28 208.3 2.0
1450 65.913 0.028 35.039 61.873 0.129 2.12 91.49 224.6 6.1
D2050M (Muscovite), J=0.002006, Wt=0.015g
700 149.656 0.103 0.001 119.262 0.003 0.12 80.26 387.0 39.3
800 89.002 0.001 0.001 88.785 0.053 1.93 99.76 295.7 3.1
900 91.431 0.075 58.818 77.110 0.199 7.25 80.92 259.5 7.0
950 78.624 0.031 0.780 69.411 0.332 12.11 88.55 235.2 2.3
1000 72.424 0.009 3.663 70.084 0.598 21.82 96.58 237.3 2.7
1050 72.604 0.010 12.447 71.138 0.457 16.68 97.09 240.7 2.6
1100 74.980 0.019 21.885 72.214 0.309 11.25 94.78 244.1 4.3
1150 72.914 0.012 15.777 71.291 0.424 15.46 96.64 241.1 3.4
1200 71.743 0.007 11.413 71.076 0.315 11.50 98.22 240.5 3.1
1250 82.167 0.060 210.534 95.677 0.028 1.04 96.90 316.7 43.7
1300 129.578 0.255 0.002 54.093 0.006 0.21 43.37 185.9 29.3
1400 94.102 0.169 204.050 70.294 0.017 0.63 63.57 238.0 36.2
D2051M (Muscovite), J=0.001972, Wt=0.016g
700 102.577 0.113 188.537 97.335 0.008 0.28 81.10 316.8 72.8
800 83.274 0.049 84.150 80.309 0.084 3.01 90.23 265.2 11.1
900 87.858 0.054 14.444 73.695 0.257 9.16 83.39 244.8 4.5
950 73.889 0.009 2.972 71.729 0.371 13.22 96.93 238.7 2.7
1000 72.846 0.007 10.948 72.104 0.430 15.33 98.17 239.8 3.0
1050 72.665 0.006 8.213 71.885 0.469 16.71 98.32 239.2 3.2
1100 73.495 0.010 15.090 72.533 0.370 13.16 97.57 241.2 4.5
1150 74.115 0.010 0.001 71.072 0.297 10.59 96.01 236.6 2.4
1200 74.281 0.012 27.977 74.356 0.222 7.89 97.92 246.8 6.8
1250 73.931 0.007 0.838 72.059 0.231 8.22 97.47 239.7 2.4
1300 78.971 0.033 28.105 72.849 0.059 2.12 90.45 242.2 12.1
1400 159.791 0.219 758.893 383.609 0.009 0.31 93.65 1016.2 62.2
D2051K (K-feldspar), J=0.001989, Wt=0.0222g
600 188.665 0.242 43.059 124.397 0.021 0.37 64.67 398.8 21.4
700 48.737 0.015 38.881 48.637 0.225 4.05 96.80 166.6 6.6
800 47.491 0.007 10.690 46.636 0.396 7.14 97.44 160.0 2.7
850 74.622 0.094 27.339 49.812 0.117 2.10 66.27 170.4 8.8
900 52.616 0.019 70.223 55.149 0.079 1.42 98.98 187.8 8.8
950 52.700 0.016 0.001 48.032 0.085 1.56 91.39 164.6 2.1
1000 54.875 0.025 57.437 54.146 0.078 1.40 94.32 184.5 19.6
1100 55.898 0.014 0.001 51.632 0.442 7.96 92.58 176.4 1.8
1150 57.620 0.010 7.943 55.564 0.595 10.72 95.94 189.1 2.6
1200 58.495 0.010 0.001 55.436 0.407 7.33 94.92 188.7 1.9
1250 59.624 0.009 14.939 58.844 0.529 9.53 97.58 199.7 3.1
1300 60.036 0.009 7.431 58.279 0.820 14.77 96.60 197.9 2.3
1350 60.479 0.008 6.537 58.739 0.948 17.06 96.71 199.3 2.1
1400 61.443 0.010 0.001 58.627 0.689 12.41 95.54 199.0 1.9
1450 67.011 0.030 0.001 58.073 0.123 2.21 87.04 197.2 2.7
Note: *--radiogenic 40Ar. Time of each step-heating is 10 minutes.
Figure data repository 1. Zircon features of samples D2022 and D2028 (backscattered electron--BSE
and cathodoluminescence--CL).
0
20000
40000
60000
0 200 400 600 800 100039Ar/36Ar
40A
r/36A
rAge = 246.4±4.4 MaInitial 40Ar/36Ar =165±390MSWD = 26
D2022B
steps 2-4, 6-13
0
10000
20000
30000
40000
50000
0 200 400 60039Ar/36Ar
40A
r/36A
r
Age = 243±32 MaInitial 40Ar/36Ar =-697±2400MSWD = 73
D2022K
steps 1-14
0
10000
20000
30000
40000
0 100 200 300 400 500 60039Ar/36Ar
40A
r/36A
r
Age = 232.1±3.3 MaInitial 40Ar/36Ar =561±56MSWD = 1.14
D2025M
steps 1-5,7-10
0
20000
40000
60000
80000
100000
120000
0 400 800 1200 160039Ar/36Ar
40A
r/36A
r
Age = 243.1±2.1 MaInitial 40Ar/36Ar =266±11MSWD = 0.1
D2028B
steps 2-10
0
4000
8000
12000
16000
20000
0 100 200 30039Ar/36Ar
40A
r/36A
r
Age = 239.0±5.2 MaInitial 40Ar/36Ar =355±160MSWD = 8.6
D2034M
steps 1-7, 9
0
4000
8000
12000
16000
20000
24000
0 100 200 300 400 50039Ar/36Ar
40A
r/36A
r
Age = 187±13 MaInitial 40Ar/36Ar =304±420MSWD = 14
D2034K
stps 1-5,7-14
Figure data repository 2. Isochrons of muscovite, biotite and K-feldspar. Abbreviations are as: M-muscovite, B-biotite, K-K-feldspar.
0
4000
8000
12000
16000
20000
24000
0 100 200 30039Ar/36Ar
40A
r/36A
r
Age = 238.5±5.5 MaInitial 40Ar/36Ar =385±170MSWD = 9.9
D2050M
steps 1, 3-9, 11-12
0
4000
8000
12000
16000
20000
24000
0 100 200 30039Ar/36Ar
40A
r/36A
r
Age = 238.2±4.8 MaInitial 40Ar/36Ar =438±210MSWD = 3.8
D2051M
steps 1-12
0
10000
20000
30000
40000
0 200 400 60039Ar/36Ar
40A
r/36A
r
Age = 185±11 MaInitial 40Ar/36Ar =296±600MSWD = 69
D2051K
steps 1-15
0
4000
8000
12000
16000
20000
0 40 80 120 160 20039Ar/36Ar
40A
r/36A
r
Age = 310.0±9.3 MaInitial 40Ar/36Ar =95±240MSWD = 10.8
D2036M
steps 2-11
0
20000
40000
60000
80000
0 200 400 600 800 100039Ar/36Ar
40A
r/36A
r
Age = 251.2±4.6 MaInitial 40Ar/36Ar =91±400MSWD = 4.0
D2044B
steps 1-4, 6-11
0
20000
40000
60000
80000
100000
0 400 800 1200 1600 2000 240039Ar/36Ar
40A
r/36A
r
Age = 162.5±5.5 MaInitial 40Ar/36Ar =1542±770MSWD = 84
D2044K
steps 3-12
