Skip to main content

Science – Society – Technology

Table 2 Reservoir temperature predicted by various solute geothermometers

From: Development of an updated geothermal reservoir conceptual model for NW Sabalan geothermal field, Iran

Region

Spring type

Geothermometer

Na–K (Arnorsson et al. 1983; Fournier 1979)

Na–K–Ca corrected for Mg (Fournier and Potter 1979)

Na–K–Ca–Mg (Nieva and Nieva 1987)

K–Mg (Giggenbach 1988; Fournier 1991)

Quartz (Fournier 1977; Fournier and Potter 1982; Arnorsson 1985)

Chalcedony/silica (Fournier 1977; Arnorsson et al. 1983)

Binary diagram (Giggenbach 1988; Tassi et al. 2008)

NW Sabalan

Na–Cl, SO4–Na, SO4–Ca

218–244 °C

106–125 °C

111–125 °C

88–124 °C

144–159 °C

121–135 °C

230–240 °C