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

Magnetosphere

Earth science; Geology

The confines of the Earth's magnetic field, modified by the influence of the solar wind. On the sunlit side, the magnetosphere is nearly hemispherical with a radius ~10 Earth radii under quiet ...

Main belt asteroids

Earth science; Geology

Asteroids that orbit the Sun at distances from 2.2 AU to 3.6 AU. This orbital zone between Mars and Jupiter is the location of most of the known asteroids. Also, asteroid belt.

Earth mantle

Earth science; Geology

The zone of the Earth below the crust and above the core, it is divided into the upper mantle and the lower mantle, with a transition zone between.

Mass extinction

Earth science; Geology

The total disappearance of many species or higher taxon, such that they no longer exist anywhere.

Mass movement

Earth science; Geology

The downslope movement of material under the influence of gravity.

Mare

Earth science; Geology

A dark, low-lying lunar plain, filled to some depth with volcanic rocks.

A white, gray, brick-red or green mineral of the alkali feldspar group: (KAlSi 3 O 8 ). It is the fully ordered, triclinic modification of potassium feldspar and is dimorphous with orthoclase, being ...