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Table 1 Analytical results for collected water samples

From: Original composition and formation process of slab-derived deep brine from Kashio mineral spring in central Japan

Sample type Sampling site Sample ID Sampling date Sampling time, h Temperature,  °C pH Electric conductivity, mS/cm TDS, mg/L Na, mg/L K, mg/L Mg, mg/L Ca, mg/L Li, mg/L
Mineral spring Kashio A KNK-16-M005 2016/5/15 11.8 7.8 53.0 37,000 13,400 177 73 651 77.6
KNK-16-M009 2016/6/29 13.1 8.0 56.8 36,700 13,300 173 63 607 77.1
KNK-16-M015 2016/7/27 2.5 11.8 8.0 57.2 36,600 13,200 171 62 601 76.6
KNK-16-M020 2016/9/26 13.0 7.9 51.7 36,300 13,200 171 62 599 76.6
KNK-16-M024 2016/9/27 1.5 12.7 7.9 56.7 36,700 13,200 170 61 595 76.4
KNK-16-M025 2016/9/27 5 11.4 7.9 57.0 36,800 13,200 171 62 599 76.8
KNK-16-M030 2016/11/5 12.9 7.7 56.8 36,900 13,200 166 45 563 77.1
Kashio B KNK-16-M006 2016/5/15 17.6 7.8 42.5 28,100 10,200 143 57 403 62.3
KNK-16-M008 2016/6/28 14.9 7.8 41.0 24,800 9010 121 46 368 53.5
KNK-16-M010 2016/6/29 2.5 12.6 7.9 29.5 17,200 6250 88 35 240 36.7
KNK-16-M012 2016/7/27 0.5 13.9 7.8 31.4 18,500 6730 95 36 257 39.4
KNK-16-M013 2016/7/27 1.5 7.9 30.0 17,500 6360 89 35 244 37.3
KNK-16-M014 2016/7/27 3.5 12.3 7.9 28.7 17,000 6120 86 34 234 35.8
KNK-16-M018 2016/8/27 13.1 7.7 29.9 22,800 8260 112 44 342 49.1
KNK-16-M021 2016/9/27 0.5 12.6 7.8 31.5 18,600 6730 93 35 255 39.2
KNK-16-M022 2016/9/27 2.5 13.5 7.8 29.0 17,400 6250 88 35 240 36.6
KNK-16-M023 2016/9/27 4.5 13.0 7.7 28.1 16,800 6050 84 33 232 35.2
KNK-16-M029 2016/11/5 13.1 7.7 30.3 18,900 6820 93 29 245 40.3
Nyuya KNK-16-M007 2016/6/28 18.9 7.7 15.7 8760 3190 59 17 40 16.6
KNK-16-M017 2016/8/27 23.1 8.1 15.8 10,600 3860 72 20 50 20.1
KNK-16-M046 2016/11/6 9.1 7.9 17.5 10,200 3730 68 16 42 19.5
Syozu-no-yu KNK-16-M004 2016/5/14 17.0 10.9 0.632 197 97.3 6.0 0.5 8.1 0.0
Sansyobo KNK-16-M001 2016/5/14 18.4 8.0 2.8 1800 595 13.9 0.8 4.4 2.0
KNK-16-M042 2016/11/6 18.0 8.3 2.8 1880 623 14.1 0.4 3.1 2.1
Koshibu KNK-16-M003 2016/5/14 24.3 9.0 0.602 418 133 2.5 0.3 1.2 0.4
KNK-16-M040 2016/11/6 24.4 9.0 0.572 430 136 2.3 0.1 0.7 0.5
River R1 (Kashio) KNK-16-M036 2016/11/5 10.3 8.0 0.098 78.4 1.8 0.5 2.3 14.2 0.0
R2 (Kashio) KNK-16-M038 2016/11/5 11.2 8.3 0.123 95.0 3.4 0.7 3.1 16.5 0.0
R3 (Shiokawa) KNK-16-M048 2016/11/6 8.1 8.3 0.143 116 1.4 0.3 1.3 25.8 0.0
R4 (Shiokawa) KNK-16-M047 2016/11/6 9.6 8.1 0.147 114 3.4 0.4 7.8 15.1 0.0
R5 (Shiokawa) KNK-16-M011 2016/6/29 14.1 8.9 0.256 110 3.2 0.4 3.3 20.8 0.0
KNK-16-M016 2016/7/27 16.5 8.3 0.284 115 3.8 0.4 3.7 21.5 0.0
KNK-16-M019 2016/8/27 15.9 8.6 0.273 116 3.7 0.5 3.9 21.2 0.0
KNK-16-M031 2016/11/5 7.9 8.7 0.150 117 3.9 0.4 4.4 20.5 0.0
R6 (Shiokawa) KNK-16-M039 2016/11/5 9.1 8.2 0.162 124 5.5 0.5 4.7 20.5 0.0
R7 (Koshibu) KNK-16-M041 2016/11/6 8.5 8.7 0.147 114 1.4 0.3 0.8 26.6 0.0
R8 (Koshibu) KNK-16-M044 2016/11/6 11.2 8.3 0.161 127 2.2 0.5 2.2 27.2 0.0
Small spring S1 KNK-16-M035 2016/11/5 10.3 8.3 0.200 156 5.6 1.0 5.1 27.7 0.0
S2 KNK-16-M037 2016/11/5 10.4 8.4 0.223 183 3.1 1.5 10.8 28.8 0.0
S3-1 KNK-16-M027 2016/11/4 7.8 7.8 0.151 122 1.4 1.6 5.3 21.3 0.0
S3-2 KNK-16-M028 2016/11/4 9.6 8.1 0.279 209 16.1 1.7 9.1 28.8 0.0
S4 KNK-16-M045 2016/11/6 11.9 8.2 0.178 129 12.0 1.0 8.1 12.3 0.0
S5 KNK-16-M032 2016/11/5 12.3 7.7 0.288 191 20.2 5.5 8.5 14.1 0.0
S6 KNK-16-M033 2016/11/5 14.0 8.5 0.197 119 2.5 0.3 5.0 21.4 0.0
S7 KNK-16-M034 2016/11/5 13.4 8.1 0.305 191 23.2 0.7 9.5 20.1 0.1
S8 KNK-16-M002 2016/5/14 13.9 7.6 0.317 242 15.0 2.3 5.8 39.5 0.0
KNK-16-M043 2016/11/6 14.4 8.3 0.339 240 15.2 2.3 6.1 38.6 0.0
Sample type Sampling site Sample ID Cl, mg/L HCO3,
mg/L
CO3, mg/L SO4, mg/L Br, mg/L 4He, cm3STP/gH2O 20Ne, cm3STP/gH2O 3He/4He, Ra δD,  ‰ δ18O, ‰ 3H, TU
Mineral spring Kashio A KNK-16-M005 22500 76.0 0.0 0.4 34.2 3.93E−07 8.01E−09 1.39  − 53.2 − 2.7 < 0.4
KNK-16-M009 22300 75.9 0.0 1.4 38.6 n.d. n.d. n.d. − 53.0 − 2.6 n.d.
KNK-16-M015 22300 76.3 0.0 0.0 39.1 2.89E−07 2.92E−08 1.23 − 53.3 − 2.7 n.d.
KNK-16-M020 22100 76.3 0.0 0.0 41.1 2.70E−07 3.74E−08 1.32 − 52.9 − 2.5 0.13 ± 0.02
KNK-16-M024 22500 76.4 0.0 0.0 41.6 2.72E−07 6.22E−08 1.25 − 53.1 − 2.5 n.d.
KNK-16-M025 22500 n.d. n.d. 0.0 40.2 n.d. n.d. n.d. − 53.1 − 2.5 n.d.
KNK-16-M030 22700 75.4 0.0 0.5 34.1 7.93E−07 1.39E−08 1.36 − 53.3 − 2.7 0.14 ±0.02
Kashio B KNK-16-M006 17100 119 0.0 3.4 25.9 6.29E−07 5.26E−08 1.37 − 59.7 − 5.0 0.6 ±0 1
KNK-16-M008 15000 117 0.0 8.1 26.1 5.25E−07 5.49E−08 1.38 − 60.4 − 5.3 1.0 ±  0.1
KNK-16-M010 10400 151 0.0 10.6 18.1 5.66E−07 3.88E−08 1.39 − 64.0 − 6.8 1.3 ± 0.2
KNK-16-M012 11200 145 0.0 9.8 19.6 9.29E−07 2.34E−08 1.44 − 63.4 − 6.4 1.0 ± 0.2
KNK-16-M013 10500 154 0.0 10.6 18.5 1.05E−06 1.51E−08 1.51 − 64.0 − 6.7 1.4 ± 0.1
KNK-16-M014 10200 154 0.0 10.9 17.9 9.13E−07 1.71E−08 1.48 − 63.8 − 6.8 n.d.
KNK-16-M018 13800 142 0.0 6.8 24.1 8.77E−07 3.65E−08 1.36 − 61.3 − 5.8 n.d.
KNK-16-M021 11200 149 0.0 9.6 21.7 9.59E−07 4.03E−08 1.37 − 63.0 − 6.5 1.3 ± 0.1
KNK-16-M022 10500 152 0.0 11.2 21.2 9.46E−07 3.99E−08 1.41 − 63.5 − 6.7 n.d.
KNK-16-M023 10200 157 0.0 11.2 20.8 6.61E−07 3.56E−08 1.46 − 64.0 − 6.9 1.2 ± 0.2
KNK-16-M029 11500 145 0.0 2.7 16.7 1.53E−06 2.03E−08 1.47 − 62.7 − 6.5 n.d.
Nyuya KNK-16-M007 5050 339 0.0 2.4 8.8 1.95E−07 1.28E−07 1.72 − 76.2 − 9.7 n.d.
KNK-16-M017 6110 361 0.0 0.9 10.9 n.d. n.d. n.d. − 78.2 − 9.7 n.d.
KNK-16-M046 5940 365 0.0 1.1 8.7 2.47E−07 1.15E−07 1.75 − 78.0 − 9.7 n.d.
Syozu-no-yu KNK-16-M004 66.9 0.0 16.3 0.9 0.1 n.d. n.d. n.d. − 74.5 − 10.9 n.d.
Sansyobo KNK-16-M001 570 594 1.9 0.8 0.8 1.75E−06 1.60E−08 0.47 − 93.2 − 12.9 < 0.4
KNK-16-M042 606 619 0.0 0.5 0.9   n.d. n.d. − 93.8 − 12.9 n.d.
Koshibu KNK-16-M003 25.6 232 16.4 1.7 0 2.64E−06 2.35E−07 0.50 − 90.1 − 13.0 < 0.4
KNK-16-M040 26.3 234 18.1 6.7 0 4.13E−06 3.92E−07 0.51 − 90.6 − 13.1 n.d.
River R1 (Kashio) KNK-16-M036 0.6 52.8 0.0 5.1 0 n.d. n.d. n.d. − 72.1 − 10.7 n.d.
R2 (Kashio) KNK-16-M038 2.8 61.2 0.0 6.2 0 n.d. n.d. n.d. − 71.8 − 10.6 n.d.
R3 (Shiokawa) KNK-16-M048 0.3 78.6 0.0 7.2 0 n.d. n.d. n.d. − 77.6 − 11.4 n.d.
R4 (Shiokawa) KNK-16-M047 3.2 76.3 0.0 6.3 0 n.d. n.d. n.d. − 74.7 − 10.9 n.d.
R5 (Shiokawa) KNK-16-M011 2.7 71.9 0.0 6.8 0 n.d. n.d. n.d. − 78.1 − 11.2 2.9 ± 0.2
KNK-16-M016 3.5 74.1 0.0 7.2 0 n.d. n.d. n.d. − 77.4 − 11.3 n.d.
KNK-16-M019 3.5 74.8 0.0 6.9 0 n.d. n.d. n.d. − 74.4 − 11.0 n.d.
KNK-16-M031 3.9 75.8 0.0 7.4 0 n.d. n.d. n.d. − 75.7 − 11.1 n.d.
R6 (Shiokawa) KNK-16-M039 6.6 77.2 0.0 7.6 0 n.d. n.d. n.d. − 75.7 − 11.1 n.d.
R7 (Koshibu) KNK-16-M041 0.2 69.4 0.0 14.9 0 n.d. n.d. n.d. − 81.3 − 11.8 n.d.
R8 (Koshibu) KNK-16-M044 0.8 78.8 0.0 15.1 0 n.d. n.d. n.d. − 78.0 − 11.3 n.d.
Small spring S1 KNK-16-M035 6.8 96.9 0.0 10.4 0 n.d. n.d. n.d. − 69.9 − 10.2 n.d.
S2 KNK-16-M037 1.4 118 0.5 16.4 0 n.d. n.d. n.d. − 72.6 − 10.6 n.d.
S3-1 KNK-16-M027 0.6 81.1 0.0 8.3 0 n.d. n.d. n.d. − 74.3 − 11.1 n.d.
S3-2 KNK-16-M028 19.7 112 0.0 19.1 0 n.d. n.d. n.d. − 74.3 − 10.9 n.d.
S4 KNK-16-M045 14.8 8.0 0.0 8.2 0 4.29E−08 1.75E−07 0.94 − 68.6 − 10.0 n.d.
S5 KNK-16-M032 26.1 33.8 0.0 12.7 0 n.d. n.d. n.d. − 68.1 − 10.0 n.d.
S6 KNK-16-M033 1.1 64.5 0.0 22.0 0 n.d. n.d. n.d. − 74.4 − 10.8 n.d.
S7 KNK-16-M034 31.9 79.6 0.0 25.6 0 4.04E−08 1.63E−07 0.97 − 70.4 − 10.2 n.d.
S8 KNK-16-M002 6.5 134 0.0 38.8 0 4.46E−07 2.90E−07 0.71 − 75.9 − 10.9 n.d.
KNK-16-M043 6.5 133 0.0 37.2 0 4.48E−07 2.78E−07 0.72 − 76.1 − 10.8 n.d.
  1. n.d. means “not determined”. “Sampling time” shows the elapsed times (h) from the start of commercial pumping from the Kashio B well to each water sampling from the Kashio wells