[ 'mafɪk ]
■ adjective Geology relating to or denoting a group of dark-coloured, mainly ferromagnesian minerals such as pyroxene and olivine. Often contrasted with felsic .
Origin
early 20th cent.: blend of magnesium and ferric .
[ 'mafɪk ]
■ adjective Geology relating to or denoting a group of dark-coloured, mainly ferromagnesian minerals such as pyroxene and olivine. Often contrasted with felsic .
Origin
early 20th cent.: blend of magnesium and ferric .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004