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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
Collection
Earth science; Geology
The accumulation of precipitation into surface and underground areas, including lakes, rivers, and aquifers.
Buoy
Earth science; Geology
A float; especially a floating object moored to the bottom, to mark a channel, anchor, shoal rock, etc. Some
Coulee
Earth science; Geology
A dry canyon eroded by Pleistocene floods that cut into the lava beds of the Columbia Plateau in the western United States.
Ashfall
Earth science; Geology
Volcanic ash that has fallen through the air from an eruption cloud. A deposit so formed is usually well sorted and layered.
Anorthite
Earth science; Geology
A white or gray, high temperature, triclinic mineral of the feldspar group: (CaAl2Si2O8). It is the most calcic member of the plagioclase series, and occurs esp. in basic and ultrabasic igneous rocks ...
Annular seal
Earth science; Geology
Cement or bentonite clay pumped into the space between the borehole wall and well casing to seal out water and contaminants.