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rock > igneous rock > plutonic rock > quartz-alkali feldspar

quartz-alkali feldspar comparison table

Subject	has color index	has texture	has composition	has definition	has grain size	has part mineral	has shade	has solidification mechanism	has solidification timescale	has genesi	is a kind of
aplite	10 or less	approximately equant anhedral grains	silicates (with very few exceptions)	a very light colored, medium to fine grained, allotriomorphic-granular, quartz-alkali feldspar	discernable without a microscope		very light				allotriomorphic rock

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