Simple Lithology

dioritic rock

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

unstar this property definition Phaneritic crystalline rock with M less than 90, consisting of intermediate plagioclase, commonly with hornblende and often with biotite or augite. A dioritoid with a plagioclase to total feldspar ratio (in the QAPF fraction) greater than 0.9. Includes rocks defined modally in QAPF fields 10, 10' and 10*. more like this
star this property narrower diorite
star this property broader dioritic rock
foid bearing diorite
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quartz diorite
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star this property source LeMaitre et al. 2002 more like this
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Resource
Concept
star this property broader dioritoid
star this property narrower dioritic rock
star this property in scheme simplelithology
star this property is primary topic of dioritic rock& properties=definition