Simple Lithology


broader phaneritic igneous rock
narrower peridotite
ultramafic igneous rock
narrower peridotite
definition Ultramafic rock consisting of more than 40 percent (by volume) olivine with pyroxene and/or amphibole and little or no feldspar. commonly altered to serpentinite. Includes rocks defined modally in the ultramafic rock classification as dunite, harzburgite, lherzolite, wehrlite, olivinite, pyroxene peridotite, pyroxene hornblende peridotite or hornblende peridotite. more like this
dunite more like this
harzburgite more like this
lherzolite more like this
olivinite more like this
wherlite more like this
source LeMaitre et al. 2002 more like this
in scheme simplelithology
is primary topic of peridotite