Reference meaning
mafic
Last updated
Describing rocks, such as silicate minerals, magmas, and volcanic and intrusive igneous rocks, which contain relatively high concentrations of magnesium and iron.
Other meanings
2. noun
A rock with such properties.
Source and scope
This definition is reproduced from English Wiktionary, sense en-mafic-en-adj-A9XDlj6L, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.