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

accretionary heating

Earth science; Geology

Thermal energy resulting from bolide impacts upon the surface of an object.

albite

Earth science; Geology

A white or colorless, lower relative temperature, triclinic mineral of the feldspar group: (NaAlSi 3 O 8 ). It is a variety of plagioclase that commonly occurs in igneous and metamorphic rocks.

alluvial fan

Earth science; Geology

Land counterpart of a delta . An assemblage of sediments marking place where a stream moves from a steep gradient to a flatter gradient and suddenly loses transporting power. Typical of arid and ...

alpine glaciers

Earth science; Geology

A glacier or body of compacted snow and ice, in mountainous terrain. It generally originates in a cirque and may flow down a valley previously made by a stream.

anion

Earth science; Geology

An ion with a negative electrical charge. That is, an atom that has gained one or more electrons.

anorthosite

Earth science; Geology

A plutonic rock composed almost wholly of plagioclase.

antipodes and hills of Mercury

Weird terrain best describes this hilly, lineated region of Mercury. This area is at the antipodal point from the large Caloris basin. The shock wave produced by the Caloris impact was reflected and ...