Simple Lithology

ultramafic igneous rock

http://resource.geosciml.org/classifier/cgi/lithology/ultramafic_igneous_rock

definition Igneous rock that consists of greater than 90 percent mafic minerals. more like this
example alkremite more like this
narrower hornblendite
broader ultramafic igneous rock
komatiitic rock
broader ultramafic igneous rock
peridotite
broader ultramafic igneous rock
pyroxenite
broader ultramafic igneous rock
source LeMaitre et al. 2002; Gillespie and Styles 1999 more like this
type
Resource
Concept
broader igneous rock
narrower ultramafic igneous rock
in scheme simplelithology
is primary topic of ultramafic igneous rock