Hydrogeochemical Characteristics and Genesis of the Chazi Geothermal Field Area in Tibet

Table 7

Estimated results of the reservoir temperature in the study area.

Field number	Sampling temperature/°C	SiO2 geoth				Cation geoth; Na-K/°C
		Quartz geoth (minimum steam loss)/°C	Quartz geoth (maximum steam loss)/°C	Chalcedony geoth (minimum steam loss)/°C	Chalcedony geoth (maximum steam loss)/°C
DR28	85	—	189.2	—	170	224.8
DR32	89	—	230.8	—	216.7	251.8
DR36	65	127.6	—	99.9	—	234.7
DR37	43	129.7	—	102.1	—	220.8
DR40	30	106.4	—	76.8	—	179.8
DR42	47	102	—	72.1	—	131.6
DR44	44	85.4	—	54.4	—	297.4
DR45	48	117.9	—	89.3	—	189.6
DR47	66	117	—	88.3	—	189.3
DR48	75	122.9	—	94.7	—	223.9
XZDR9	63	169.4	—	146.8	—	212.7
XZDR11	39	91.7	—	61.1	—	224.9
XZDR15	67	156.2	—	131.7	—	201
CKLSQ1	87	—	145.4	—	122.3	216.2
CKLSQ2	74	158.7	—	134.5	—	220.6