Research Article
Fluid Geochemistry of Fault Zone Hydrothermal System in the Yidun-Litang Area, Eastern Tibetan Plateau Geothermal Belt
Table 1
Concentrations of major and trace chemical constituents in hot spring sample in the Yidun-Litang area (mg/L).
| Sample name | Alt (m) | T (°C) | pH | Li | Na | K | Ca | Mg | SiO2 | B | Cl | F | SO4 | HCO3 | CO3 | Rb | Cs | Cond us/cm | δ18O | δD | Tritium (TU) | CBE |
| 1 | 3580 | 83.2 | 9.4 | 3.16 | 357.00 | 28.00 | 1.35 | 0.04 | 448.00 | 1.39 | 47.68 | 19.97 | 19.94 | 498.90 | 118.20 | 0.59 | 1.09 | 1440 | −19.26 | −152.96 | <1.0 | 1.2% | 2 | 3587 | 88.2 | 9.9 | 2.45 | 359.00 | 29.30 | 0.60 | 0.03 | 520.00 | 1.17 | 50.85 | 21.38 | 22.64 | 176.47 | 271.00 | 0.76 | 1.09 | 1430 | −18.83 | −152.09 | — | 0.78% | 3 | 3562 | 88.0 | 9.2 | 2.84 | 368.80 | 30.10 | 0.52 | 0.07 | 460.00 | 1.37 | 53.19 | 22.25 | 24.64 | 560.80 | 114.60 | 0.78 | 1.22 | 1530 | −18.44 | −151.99 | — | −1.58% | 4 | 3561 | 89.0 | 9.7 | 3.48 | 380.50 | 30.55 | 0.30 | 0.03 | 528.00 | 1.46 | 53.28 | 21.93 | 22.56 | 367.80 | 218.50 | 0.69 | 1.32 | 1530 | −18.75 | −151.95 | <1.0 | −0.61% | 5 | 3544 | 87.1 | 9.0 | 2.13 | 303.10 | 23.37 | 4.10 | 0.30 | 304.00 | 1.16 | 46.68 | 18.34 | 74.49 | 491.60 | 45.56 | 0.58 | 0.85 | 1240 | −18.24 | −148.91 | — | −1.95% | 6 | 3568 | 84.8 | 8.9 | 1.49 | 225.00 | 17.60 | 11.50 | 0.53 | 168.00 | 0.70 | 24.66 | 7.74 | 206.90 | 254.20 | 7.53 | 0.33 | 0.28 | 1030 | −17.47 | −150.84 | — | 1.64% | 7 | 3564 | 88.2 | 9.5 | 1.09 | 127.80 | 14.64 | 66.31 | 0.49 | 100.00 | 0.24 | 9.30 | 3.42 | 208.40 | 183.75 | — | 0.30 | 0.50 | 1440 | −17.25 | −151.46 | <1.0 | 7.66% | 8 | 3566 | 87.8 | 8.4 | 3.45 | 370.50 | 31.40 | 1.28 | 0.03 | 440.00 | 1.48 | 51.59 | 20.15 | 31.54 | 411.50 | 164.80 | 0.70 | 1.09 | 820 | −18.57 | −151.94 | <1.0 | 1.26% | 9 | 3555 | 85.7 | 9.6 | 2.68 | 400.10 | 33.98 | 0.97 | 0.06 | 412.00 | 1.29 | 56.99 | 23.75 | 31.03 | 513.40 | 164.80 | 0.88 | 1.28 | 1560 | −19.17 | −152.65 | — | −1.13% | 10 | 3591 | 50.1 | 8.3 | 0.18 | 119.80 | 3.32 | 9.25 | 0.65 | 54.00 | 0.16 | 8.79 | 13.72 | 15.43 | 225.80 | 7.16 | 0.04 | 0.08 | 490 | −20.74 | −154.53 | 2.4 | 8.02% | 11 | 3304 | 64.4 | 7.7 | 0.45 | 294.20 | 19.95 | 26.63 | 17.83 | 116.00 | 0.03 | 14.36 | 3.14 | 98.99 | 876.10 | — | 0.12 | 0.30 | 1580 | −19.17 | −151.22 | — | −4.18% | 12 | 3958 | 70.0 | 8.3 | 1.19 | 279.30 | 22.01 | 27.28 | 1.84 | 105.00 | 0.63 | 16.18 | 8.90 | 6.11 | 738.40 | — | 0.39 | 0.46 | 1180 | −19.40 | −155.35 | <1.0 | 3.1% | 13 | 3941 | 65.4 | 7.1 | 1.13 | 278.30 | 21.44 | 4.09 | 1.65 | 106.00 | 0.01 | 16.80 | 9.01 | 5.10 | 692.50 | — | 0.35 | 0.43 | 1200 | −20.16 | −155.85 | <1.0 | 1.34% | 14 | 3918 | 65.4 | 8.0 | 0.81 | 277.90 | 21.37 | 27.87 | 1.81 | 74.00 | 0.07 | 16.93 | 9.18 | 5.04 | 710.10 | — | 0.38 | 0.43 | 1160 | −20.11 | −155.16 | — | 4.33% | 15 | 3946 | 34.6 | 6.9 | 1.96 | 726.10 | 33.17 | 7.39 | 18.59 | 68.00 | 3.13 | 30.36 | 3.96 | 8.96 | 1766.10 | 125.40 | 0.16 | 0.61 | 3400 | −18.80 | −158.36 | — | −1.63% | 16 | 3948 | 25.6 | 7.3 | 2.17 | 758.30 | 35.17 | 12.47 | 19.26 | 49.38 | 3.51 | 31.88 | 3.49 | 6.76 | 2070.00 | — | 0.08 | 0.66 | 3010 | −18.86 | −159.61 | <1.0 | −0.33% | 17 | 3989 | 42.8 | 7.3 | 1.69 | 608.90 | 29.27 | 12.13 | 16.98 | 70.00 | 2.82 | 24.92 | 3.11 | 6.66 | 1713.90 | — | 0.11 | 0.53 | 3040 | −18.15 | −155.53 | — | −1.27% | 18 | 3965 | 46.9 | 6.8 | 2.04 | 746.40 | 35.40 | 42.30 | 18.44 | 55.77 | 3.34 | 31.37 | 3.08 | 16.82 | 1944.00 | 86.60 | 0.08 | 0.62 | 3110 | −19.23 | −161.33 | — | −0.45% | 19 | 3970 | 47.0 | 6.7 | 2.11 | 723.70 | 33.47 | 16.07 | 19.04 | 51.69 | 3.44 | 30.70 | 3.50 | 7.40 | 2123.30 | — | 0.07 | 0.62 | 3070 | −18.89 | −161.39 | — | −3.35% | 20 | 3965 | 50.7 | 7.0 | 2.20 | 729.00 | 34.09 | 11.75 | 18.64 | 59.62 | 3.71 | 33.61 | 3.45 | 7.39 | 2092.70 | — | 0.08 | 0.61 | 3040 | −18.74 | −161.99 | — | −2.98% | 21 | 4124 | 78.3 | 8.1 | 6.63 | 514.90 | 59.76 | 7.28 | 10.89 | 84.00 | 6.61 | 74.00 | 4.90 | 10.86 | 1154.30 | 93.12 | 0.71 | 1.68 | 2420 | −18.25 | −157.20 | <1.0 | −3.88% | 22 | 4130 | 81.3 | 8.6 | 6.70 | 491.00 | 57.45 | 15.60 | 11.20 | 84.00 | 6.50 | 71.08 | 4.73 | 13.26 | 1415.50 | | 0.71 | 1.66 | 2270 | −17.64 | −156.62 | <1.0 | −6.78% | 23 | 4133 | 81.3 | 8.4 | 5.31 | 497.90 | 58.65 | 10.75 | 10.74 | 78.00 | 5.59 | 68.55 | 4.59 | 11.64 | 1430.80 | | 0.74 | 1.63 | 2270 | −17.95 | −156.17 | | −7.08% | 24 | 3980 | 48.9 | 6.6 | 2.04 | 395.00 | 25.70 | 5.77 | 16.02 | 59.00 | 3.50 | 41.27 | 2.95 | 16.60 | 1041.40 | | 0.13 | 1.07 | 1860 | −18.81 | −150.02 | | −2.48% |
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