noun
mafic mineral; dark-colored mineral
Geological term for a mineral that is dark in color due to high iron and magnesium content, such as olivine or pyroxene. Contrasts with 無色鉱物 (felsic mineral).
玄武岩には有色鉱物が多く含まれている。
Basalt contains many mafic minerals.
有色鉱物の代表例として、かんらん石や輝石が挙げられる。
Typical examples of mafic minerals include olivine and pyroxene.
無色鉱物 refers to felsic or light-colored minerals, while 有色鉱物 refers to mafic or dark-colored minerals.
Compound of 有色 (colored) and 鉱物 (mineral).