different between ultramafic vs komatiite

ultramafic

English

Etymology

ultra- +? mafic

Adjective

ultramafic (comparative more ultramafic, superlative most ultramafic)

  1. (geology) Describing igneous rocks that contain magnesium and iron and only a very small amount of silica, such as are found in the Earth’s mantle.

Synonyms

  • ultrabasic

Noun

ultramafic (plural ultramafics)

  1. A rock with such properties.

ultramafic From the web:

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komatiite

English

Etymology

Komati +? -ite

Noun

komatiite (plural komatiites)

  1. Any of a class of ultramafic mantle-derived volcanic rocks that have a high magnesium content.

Derived terms

  • komatiitic

See also

  • kimberlite
  • widgiemoolthalite

komatiite From the web:

  • what color is komatiite
  • what makes up komatiite
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