Research on the Hydrochemistry and Fault Control Mechanism of Geothermal Water in Northwestern Zhangzhou Basin

Table 3

Formulas of chemical geothermometers used in this study.

Geothermometer	Formula	Reference
Quartz		Fournier [41]
		Verma and Santoyo [42]
Na/K		Fournier [43]
		Giggenbach [44]
		Verma and Santoyo [42]
K/Mg		Giggenbach [44]

Applicable for 20–210°C, is the concentration of SiO₂.