Science – Society – Technology
Unit | VP dry | VP sat | VS dry | VS sat |
---|---|---|---|---|
[m s−1] | [m s−1] | [m s−1] | [m s−1] | |
Post-caldera group | ||||
 Pyroclastics, undifferentiated | 1615/1605 (4) ± 85 Q1: 1539, Q3: 1701 CV: 5.25% | 2637/2633 (4) ± 145 Q1: 2506, Q3: 2771 | 946/925 (4) ± 66 Q1: 897, Q3: 1016 | 1040/1036 (4) ± 125 Q1: 926, Q3: 1158 |
 Basalts | 3770/3674 (38) ± 689 Q1: 3177, Q3: 4325 CV: 18.29% | 5521/5573 (36) ± 866 Q1: 5046, Q3: 6009 CV: 15.69% | 2216/2183 (36) ± 385 Q1: 1919, Q3: 2541 CV: 17.36% | 3362/3276 (34) ± 554 Q1: 2924, Q3: 3890 CV: 16.47% |
 Ash fall deposits | 1938/1886 (4) ± 240 Q1: 1740, Q3: 2190 | 2222/2219 (4) ± 273 Q1: 1962, Q3: 2485 | 1286/1312 (4) ± 170 Q1: 1115, Q3: 1432 | 1402/1348 (4) ± 235 Q1: 1218, Q3: 1639 |
Caldera group | ||||
 Zaragoza ignimbrite | 2311/2356 (34) ± 306 Q1: 2108, Q3: 2485 CV: 13.26% | 3119/3002 (31) ± 642 Q1: 2708, Q3: 3271 CV: 20.58% | 1414/1433 (32) ± 153 Q1: 1289, Q3: 1478 CV: 10.85% | 1881/1777 (29) ± 390 Q1: 1642, Q3: 1964 CV: 20.75% |
 Xáltipan ignimbrite total | 1945/1756 (117) ± 613 Q1: 1432, Q3: 2391 CV: 31.51% | 2461/2295 (81) ± 742 Q1: 2055, Q3: 2726 CV: 30.14% | 1194/1075 (114) ± 379 Q1: 886, Q3: 1472 CV: 31.75% | 1458/1378 (78) ± 416 Q1: 1215, Q3: 1686 CV: 28.52% |
  Xáltipan ig. (unaltered) | 1773/1628 (92) ± 525 Q1: 1382, Q3: 2134 CV: 29.60% | 2371/2256 (68) ± 616 Q1: 2071, Q3: 2685 CV: 25.98% | 1088/985 (89) ± 334 Q1: 850, Q3: 1343 CV: 30.64% | 1479/1380 (71) ± 425 Q1: 1239, Q3: 1710 CV: 28.72% |
  Xáltipan ig. (pumice) | 2437/2466 (18) ± 482 Q1: 2012, Q3: 2934 CV: 19.76% | 2080/2047 (7) ± 372 Q1: 1742, Q3: 2517 CV: 17.86% | 1490/1523 (18) ± 283 Q1: 1245, Q3: 1735 CV: 18.96% | 1247/1210 (7) ± 239 Q1: 982, Q3: 1468 CV: 19,16% |
  Xáltipan ig. (altered, welded) | 2945/3004 (7) ± 286 Q1: 2883, Q3: 3214 CV: 9.72% | 3936/3959 (6) ± 794 Q1: 3325, Q3: 4697 CV: 20.16% | 1766/1784 (7) ± 191 Q1: 1720, Q3: 1887 CV: 10.82% | 2332/2343 (6) ± 438 Q1: 1919, Q3: 2796 CV: 18.79% |
Pre-caldera group | ||||
 Cinder cones total | 3260/3649 (15) ± 1089 Q1: 1673, Q3: 3979 CV: 33.40% | 4195/4351 (13) ± 1057 Q1: 4045, Q3: 4996 CV: 25.18% | 1946/2261 (15) ± 616 Q1: 1094, Q3: 2361 CV: 31.65% | 2664/2792 (13) ± 666 Q1: 2478, Q3: 3189 CV: 24.99% |
  Scoria | 3880/3880 (11) ± 270 Q1: 3640, Q3: 4090 CV: 6.95% | 4584/4444 (11) ± 510 Q1: 4068, Q3: 5198 CV: 11.12% | 2297/2289 (11) ± 151 Q1: 2126, Q3: 2445 CV: 6.58% | 2907/2852 (11) ± 330 Q1: 2590, Q3: 3202 CV: 11.35% |
  Fallout deposits | 1556/1532 (4) ± 88 Q1: 1487, Q3: 1648 CV: 5.66% | 2058 (2) | 984/975 (4) ± 96 Q1: 897, Q3: 1079 | 1326 (2) |
 Teziutlán andesite unit total | 3787/3879 (138) ± 1204 Q1: 2828, Q3: 4706 CV: 31.80% | 5341/5425 (117) ± 1022 Q1: 4708, Q3: 6219 CV: 19.13% | 2200/2286 (132) ± 683 Q1: 1666, Q3: 2738 CV: 31.04% | 3168/3213 (114) ± 619 Q1: 2758, Q3: 3730 CV: 19.53% |
  Teziutlán and. (nonporous) | 4125/4384 (101) ± 1145 Q1: 3417, Q3: 4981 CV: 27.75% | 5476/5556 (89) ± 1050 Q1: 4729, Q3: 6404 CV: 19.17% | 2407/2561 (95) ± 639 Q1: 1969, Q3: 2850 CV: 26.55% | 3259/3285 (86) ± 622 Q1: 2842, Q3: 3764 CV: 19.08% |
  Teziutlán and. (porous) | 2863/2972 (37) ± 826 Q1: 2056, Q3: 3667 CV: 28.86% | 4908/5196 (28) ± 799 Q1: 4362, Q3: 5545 CV: 16.28% | 1667/1762 (37) ± 474 Q1: 1211, Q3: 2106 CV: 28.44% | 2889/3009 (28) ± 523 Q1: 2513, Q3: 3394 CV: 18.23% |
 Cuyoaco andesite unit | 4142/4029 (48) ± 1039 Q1: 3253, Q3: 5027 CV: 25.08% | 5280/4893 (37) ± 1314 Q1: 4114, Q3: 6559 CV: 24.89% | 2457/2377 (48) ± 602 Q1: 1984, Q3: 2906 CV: 24.48% | 3083/2972 (37) ± 775 Q1: 2413, Q3: 3806 CV: 25.13% |
Basement | ||||
 Limestone Cretaceous | 5310/5298 (380) ± 1223 Q1: 4459, Q3: 6118 CV: 23.03% | 7175/7171 (275) ± 1446 Q1: 6311, Q3: 8230 CV: 20.16% | 3118/3058 (368) ± 731 Q1: 2615, Q3: 3535 CV: 23.44% | 4271/4317 (272) ± 835 Q1: 3824, Q3: 4856 CV: 19.54% |
 Chert nodules | 5806/5813 (18) ± 828 Q1: 5348, Q3: 6339 CV: 14.25% | 8142/8251 (15) ± 1148 Q1: 7248, Q3: 9172 CV: 14.10% | 3532/3588 (18) ± 639 Q1: 3048, Q3: 3889 CV: 18.10% | 4763/4849 (15) ± 718 Q1: 4092, Q3: 5361 CV: 15.07% |
  Shales Cretaceous | 2826/2469 (7) ± 1015 Q1: 2104, Q3: 3551 CV: 35.92% | 3573/3210 (7) ± 1190 Q1: 2534, Q3: 4162 CV: 33.31% | 1467/1365 (6) ± 322 Q1: 1258, Q3: 1624 CV: 21.97% | 1973/2058 (6) ± 404 Q1: 1529, Q3: 2322 CV: 20.45% |
 Limestone Jurassic | 5057/4834 (38) ± 872 Q1: 4384, Q3: 5800 CV: 17.23% | 6358/6360 (34) ± 1156 Q1: 5734, Q3: 7308 CV: 18.19% | 3057/2953 (36) ± 638 Q1: 2583, Q3: 3329 CV: 20.88% | 3779/3760 (32) ± 742 Q1: 3218, Q3: 4490 CV: 19.64% |
 Sandstone Jurassic | 2300/1959 (7) ± 1048 Q1: 1758, Q3: 2084 CV: 45.56% | 3119/3150 (6) ± 401 Q1: 2778, Q3: 3472 CV: 12.85% | 1380/1200 (7) ± 417 Q1: 1178, Q3: 1366 CV: 30.20% | 1828/1850 (6) ± 245 Q1: 1648, Q3: 2044 CV: 13.37% |
 Basaltic–andesitic dykes | 4538/4461 (24) ± 999 Q1: 3975, Q3: 5150 CV: 22.02% | 5842/5938 (20) ± 833 Q1: 5559, Q3: 6031 CV: 14.25% | 2692/2702 (24) ± 542 Q1: 2493, Q3: 3004 CV: 20.13% | 3557/3553 (20) ± 508 Q1: 3363, Q3: 3668 CV: 14.28% |
 Marble | 4028/3697 (85) ± 1268 Q1: 3031, Q3: 5078 CV: 31.48% | 6698/6581 (67) ± 1690 Q1: 5304, Q3: 7964 CV: 25.22% | 2262/2141 (84) ± 628 Q1: 1749, Q3: 2760 CV: 27.74% | 3864/3826 (66) ± 1069 Q1: 2971, Q3: 4761 CV: 27.66% |
 Quartz veins | 3588/3683 (20) ± 752 Q1: 3143, Q3: 4222 CV: 20.96% | 5481/5598 (20) ± 1658 Q1: 4186, Q3: 6377 CV: 30.26% | 2120/2081 (20) ± 418 Q1: 1864, Q3: 2522 CV: 19.74% | 3181/3378 (20) ± 857 Q1: 2477, Q3: 371 CV: 26.94% |
 Skarn | 4627/4570 (146) ± 1123 Q1: 3779, Q3: 5319 CV: 24.28% | 6326/6297 (133) ± 1372 Q1: 5661, Q3: 7130 CV: 21.69% | 2704/2639 (141) ± 656 Q1: 2189, Q3: 3208 CV: 24.27% | 3742/3752 (130) ± 815 Q1: 3328, Q3: 4261 CV: 21.78% |
 Granitoids total | 3920/3815 (124) ± 1172 Q1: 2986, Q3: 4719 CV: 29.91% | 5122/5176 (107) ± 1482 Q1: 3918, Q3: 6034 CV: 28.93% | 2382/2303 (122) ± 732 Q1: 1806, Q3: 2765 CV: 30.74% | 3052/3094 (105) ± 939 Q1: 2375, Q3: 3593 CV: 30.78% |
  Granitoids (weak–moderate alteration) | 4352/4302 (80) ± 1115 Q1: 3495, Q3: 5158 CV: 25.61% | 5714/5653 (66) ± 1407 Q1: 4860, Q3: 6424 CV: 24.63% | 2659/2556 (79) ± 700 Q1: 2195, Q3: 3173 CV: 26.32% | 3420/3415 (64) ± 882 Q1: 2905, Q3: 3908 CV: 25.80% |
  Granitoids (strong alteration) | 3360/3279 (31) ± 684 Q1: 2954, Q3: 3728 CV: 20.36% | 4514/4723 (31) ± 970 Q1: 3771, Q3: 5284 CV: 21.49% | 2025/1957 (31) ± 414 Q1: 1771, Q3: 2300 CV: 20.46% | 2737/2806 (31) ± 608 Q1: 2305, Q3: 3192 CV: 22.20% |