Chemical Geothermometer

Chemical Geothermometer

A temperature that is calculated based on the chemical composition of a hydrothermal fluid and involves knowing a ratio (e.g., Na/K) or knowing the absolute concentration of a species (e.g., SiO2). Temperature is computed using a simple numerical formula that is commonly based on chemical fluid-mineral equilibrium.

Geothermal Glossary

Word of the Week – Felsic

Word of the Week – Felsic

Felsic A geological term referring to igneous rocks that are equivalent to rhyolite and granite in composition.

Word of the Week – Flowback

Word of the Week – Flowback

Flowback Return flow of slickwater that was injected during a stimulation. This is a highly controlled process in which well head pressure is reduced to allow managed fluid recovery. Fluids are commonly sampled and chemically analyzed to determine the effects of...

Word of the Week – Fumarole

Word of the Week – Fumarole

Fumarole A steam vent and surface thermal feature that is commonly associated with steaming ground and mud pots in hydrothermally and volcanically active areas.

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