mafic

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

English[edit]

Wikipedia has an article on:

Wikipedia

Etymology[edit]

Blend of magnesium +‎ ferric.

Pronunciation[edit]

Adjective[edit]

mafic ‎(comparative more mafic, superlative most mafic)

  1. (geology) Describing rocks, such as silicate minerals, magmas, and volcanic and intrusive igneous rocks, which contain relatively high concentrations of magnesium and iron.
    • 2004, Richard Fortey, The Earth, Folio Society 2011, p. 60:
      As a whole, rocks of this type are referred to as mafic, because of the importance of magnesium and iron in their composition.

Derived terms[edit]

Synonyms[edit]

Antonyms[edit]

Noun[edit]

mafic ‎(plural mafics)

  1. A rock with such properties.