mafic
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English[edit]
Etymology[edit]
Pronunciation[edit]
Adjective[edit]
mafic (comparative more mafic, superlative most mafic)
- (geology) Describing rocks, such as silicate minerals, magmas, and volcanic and intrusive igneous rocks, which contain relatively high concentrations of magnesium and iron.
- Synonyms: ferromagnesic, basic
- Antonyms: felsic, acidic
- 2004, Richard Fortey, The Earth, Folio Society, published 2011, page 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]
Translations[edit]
describing rocks, such as silicate minerals, magmas, and volcanic and intrusive igneous rocks, which contain relatively high concentrations of magnesium and iron
Noun[edit]
mafic (plural mafics)
- A rock with such properties.