Geology

Geology

The science that comprises the study of the solid Earth and the processes by which it is shaped and changed.

Industry: Earth science

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Geology

Thdrothermal alteration

Earth science; Geology

Alteration of rocks or minerals by the reaction of hot water (and other fluids) with pre-existing rocks. The hot water is generally heated groundwater and dissolved minerals.

Igneous rock

Earth science; Geology

Rock formed when molten rock (magma) that has cooled and solidified (crystallized). See intrusive (plutonic) and extrusive (volcanic) igneous rock.

Intensity

Earth science; Geology

One way to measure the strength of an earthquake. Intensity measures of the effects of an earthquake on buildings and the reactions of people. Compare with magnitude.

Hydrous

Earth science; Geology

Literally, "with water". Refers to minerals or other materials which have water as a primary constituent.

Thdrothermal

Earth science; Geology

Pertains to hot water or the action of heated water, often considered heated by magma or in association with magma.

Inner core

Earth science; Geology

The innermost layer of Earth. Consists of solid iron and nickel.

Moho

Earth science; Geology

The boundary separating the base of the Earth's crust and the top of the mantle. The Moho occurs at a depth of 5-10 kilometres beneath oceanic crust and about 35-65 kilometres below continental ...