SISSVoc Default


definition Phaneritic crystalline rock consisting of quartz, alkali feldspar and plagioclase (typically sodic) in variable amounts, usually with biotite and/or hornblende. Includes rocks defined modally in QAPF Field 3. more like this
example charnockite more like this
narrower original
broader granite original original
broader granite original
source LeMaitre et al. 2002 more like this
Resource original
Concept original
broader original
narrower granite original
in scheme simplelithology original
is primary topic of granite