20 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
Hawaiian eruption
Earth science; Geology
Hawaiian" eruptions may occur along fissures or fractures that serve as linear vents, such as during the eruption of Mauna Loa Volcano in Hawaii in 1950, or they may occur at a central vent such as ...
Hot spot
Earth science; Geology
An area of concentrated heat in the mantle that produces magma that rises to the Earth's surface to form volcanic islands. The volcanic activity of the Hawaiian Islands is one example. Hot spots ...
Hornfels
Earth science; Geology
A dark, very fine-grained metamorphic rock produced by the recrystallization of a fine-grained rock by heat from a nearby igneous intrusion. From the German, meaning horn rock.
Hornblende schist
Earth science; Geology
A schist rich in hornblende. Generally with abundant plagioclase feldspar as well. Grades into amphibolite.
Hummocky ground
Earth science; Geology
A ground surface that has lots of small hills and swales; uneven ground.
Holocene
Earth science; Geology
An epoch of the Quaternary Period beginning 10,000 years ago and continuing today.
