39 Terms
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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
Archean aeon
Earth science; Geology
The time interval between 3800-2500 million years ago. The Archean is one of the Precambrian time intervals.
Anticline
Earth science; Geology
A fold that is convex upward, or that had such an attitude at some stage of its development. compare syncline
Aphanitic
Earth science; Geology
A textural term meaning "fine-grained" that applies to igneous rocks.
Ash
Earth science; Geology
Fine particles of volcanic rock and glass blown into the atmosphere by a volcanic eruption.
Bombs
Earth science; Geology
Tephra is the general term now used by volcanologists for airborne volcanic ejecta of any size. Historically, however, various terms have been used to describe ejecta of different sizes. Fragments ...
Basin and range province
Earth science; Geology
This province extends from eastern California to central Utah, and from southern Idaho into the state of Sonora in Mexico. Within the Basin and Range province the Earth's crust and uppermost mantle ...
Blocks
Earth science; Geology
Tephra is the general term now used by volcanologists for airborne volcanic ejecta of any size. Historically, however, various terms have been used to describe ejecta of different sizes. Fragments ...
