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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
star this property example
boninite more like this
picrite more like this
star this property narrower
http://resource.geosciml.org/classifier/cgi/lithology/boninite original
star this property broader high_magnesium_fine_grained_igneous_rocks original
http://resource.geosciml.org/classifier/cgi/lithology/komatiitic_rock original
star this property broader high_magnesium_fine_grained_igneous_rocks original
star this property source LeMaitre et al. 2002 more like this
star this property type
Resource original
Concept original
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http://resource.geosciml.org/classifier/cgi/lithology/fine_grained_igneous_rock original
star this property narrower high_magnesium_fine_grained_igneous_rocks original
star this property in scheme simplelithology original
unstar this property is primary topic of high_magnesium_fine_grained_igneous_rocks