Simple Lithology

high magnesium fine grained igneous rock

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

star this property definition fine-grained igneous rock that contains unusually high concentration of MgO. For rocks that contain greater than 52 percent silica, MgO must be greater than 8 percent. For rocks containing less than 52 percent silica, MgO must be greater than 12 percent. more like this
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boninite more like this
picrite more like this
star this property narrower boninite
star this property broader high magnesium fine grained igneous rocks
komatiitic rock
star this property broader high magnesium fine grained igneous rocks
star this property source LeMaitre et al. 2002 more like this
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Resource
Concept
star this property broader fine grained igneous rock
star this property narrower high magnesium fine grained igneous rocks
star this property in scheme simplelithology
unstar this property is primary topic of high magnesium fine grained igneous rocks& properties=isPrimaryTopicOf