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单词 θ4899
释义
the world > the earth > structure of the earth > structural features > discontinuity or unconformity > [noun] > intrusion > others (10)
laccolite1877

A mass of igneous rock, typically lens-shaped, that has been intruded between rock strata causing uplift in the shape of a dome. Now more commonly…

xenolith1894

a piece of rock in an igneous mass which differs from its surroundings and is considered to have been picked up by and incorporated into the mass…

bysmalith1898

A large roughly cylindrical body of igneous rock which, when it was forced upward, lifted up the overlying rock.

stock1898

A discordant intrusion of igneous rock which has a roughly oval cross-section and steep sides, and is smaller than a batholith.

autolith1900

A piece of rock within an igneous mass which crystallized earlier than the surrounding rock, and may differ from it in composition or structure…

bathylite1902

= batholith, n.

phacolite1909

Geology. = phacolith, n. Now rare.

phacolith1910

An intrusive mass of igneous rock, typically lens-shaped, situated between consecutive strata at the top of an anticline or the bottom of a syncline.

cupola1911

Geology. A small dome-shaped projection on a batholith.

lopolith1918

A large intrusive mass similar to a laccolith but having the base centrally sunken.

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更新时间:2024/12/24 8:40:06