mafic(redirected from Basic lava)
Related to Basic lava: Mafic magma
Relating to or containing a group of dark-colored silicate minerals, composed chiefly of magnesium and iron, that occur in igneous rocks, including hornblende, pyroxene, olivine, and biotite.
(Geological Science) a collective term for minerals present in igneous rock
(Geological Science) relating to igneous rocks or silicate minerals
of or pertaining to rocks rich in dark, ferromagnesian minerals.