anamorphism

American  

[an-uh-mawr-fiz-uhm] / ˌæn əˈmɔr fɪz əm /

noun

Geology.

1. metamorphism, usually occurring deep under the earth's surface, that changes simple minerals to complex minerals.

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anamorphism British  

/ ˌænəˈmɔːˌfɪzəm /

noun

1. intense metamorphism of a rock in which high-density complex minerals are formed from simpler minerals of lower density

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Etymology

Origin of anamorphism

First recorded in 1830–40; ana- + -morphism

Example Sentences

The flake graphite of the United States, principally in the Appalachian region, occurs in crystalline graphitic schists, resulting from the anamorphism of sedimentary rocks containing organic matter.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

The deeper zone in which anamorphism is preponderant is called the zone of anamorphism.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

In the latter case anamorphism is necessary to recrystallize the carbon into the form of graphite.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

In other words, anamorphism tends toward the reproduction of igneous rocks, though it seldom fully accomplishes this result.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

A given rock may be undergoing katamorphism while rocks on either side at the same depth are suffering anamorphism.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)