FLUID INCLUSION MICROTHERMOMETRY AND GAS CHEMISTRY IN GEOTHERMAL SYSTEM, JAPAN AND ITS APPLICATION FOR THE STUDY OF FLUID EVOLUTION - Energy Research Developments: Tidal Energy, Energy Efficiency and Solar Energy - page 166

Table 3. Continued

Depth
(m)

Gas composition (mol %)

Field Well Mineral Reference

H 2 O CO 2 N ￿ CH ￿ Ar

Well-18 982 Ah 99.3 0.67 0.19 0.0059 0.0004 Muramatsu et al.(2000)

Well-18 1535 Ah 99.8 0.14 0.038 0.0050 0.00004

Well-18 1830 Ah 97.6 2.0 0.13 0.020 0.00008

Well-18 1911 Ah 99.6 0.35 0.041 0.0053 0.0006

Sengan SN-3 322 Qz 99.5 0.21 0.088 0.017 0.0001 Sasada et al. (1992)

Yuzawa YO-3 1099 Qz 99.8 0.17 0.014 0.0010 0.00006

Kurikoma KR-1 1351 Qz 98.8 1.3 0.034 0.0024 0.0001

Okuaizu 87N-18t 1365 Ah 99.4 0.64 tr 0.0001 nd

Hohi DW-5 1283 Qz 99.6 0.41 0.074 0.012 0.0002

Kirishima KT-5 1095 Qz 99.7 0.20 0.034 0.0050 0.0001

Hishikari HOSEN3-1 +25 Qz 99.9 0.14 0.00052 nd nd

Broadlands BR-45 490 Qz 99.1 1.0 0.016 0.012 0.0002

Kirishima KT-1 969 Qz 99.6 0.30 0.022 0.0064 tr Sawaki et al. (1997)

KT-1 1269 Qz 99.2 0.68 0.13 0.012 0.00007

KT-4 382 Qz 99.7 0.21 0.030 0.0059 nd

KT-4 1157 Qz 99.6 0.20 0.047 0.0045 tr

KT-5 771 Qz 99.7 0.21 0.030 0.010 tr

KT-5 1095 Qz 99.7 0.22 0.034 0.0056 0.00007

KT-7 930 Qz 99.7 0.23 0.024 nd nd

KT-7 1730 Qz 97.5 1.56 0.035 0.36 tr

KT-8 1179 Ah 99.6 0.21 0.052 tr nd

KE1-3 1139 Ah 99.7 0.18 0.033 0.0056 nd

KE1-3 1139 Ah 99.8 0.097 0.031 0.0041 nd

KE1-4 1125 Ah 99.4 0.51 0.11 0.024 0.0004

KE1-5 1414 Qz 99.4 0.38 0.020 0.0019 0.00003

KE1-11 1100 Qz 99.5 0.34 0.011 0.0012 0.0001

KE1-19S 1300 Qz 99.4 0.32 0.089 0.013 0.0002