Explore: Hydrothermal Alteration

μετά metá "change" and σῶμα sôma "body") is the chemical alteration of a rock by hydrothermal and other fluids. It is traditionally defined as metamorphism

Pérez Torrado, Francisco J. (15 October 2008). "Low-temperature hydrothermal alteration of intra-caldera tuffs, Miocene Tejeda caldera, Gran Canaria, Canary

inside and there are rhyolites and gabbros that have undergone hydrothermal alteration, and a central megabreccia. The structure is also the location

Phyllic alteration is a hydrothermal alteration zone in a permeable rock that has been affected by circulation of hydrothermal fluids. It is commonly seen

Argillic alteration is hydrothermal alteration[citation needed] of wall rock which introduces clay minerals including kaolinite, smectite and illite.

routinely produce this effect. Vermiculite forms by the weathering or hydrothermal alteration of biotite or phlogopite. Large commercial vermiculite mines exist

the hydrothermal alteration of either granite, granodiorite, or charnockite. It is argued that the epidote in unakite was created by the alteration of

altered epidote and quartz bearing rock. It is the result of slow hydrothermal alteration or metasomatism of the basaltic sheeted dike complex and associated

Impact-generated hydrothermal systems on Earth and Mars. Icarus: 224, 347-363. Schwenzer, S., D. Kring. 2013. Alteration minerals in impact-generated hydrothermal systems

bodies or residual heat from large impacts. One important type of hydrothermal alteration in the Earth's oceanic crust is serpentinization, which occurs