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rock > igneous rock > allotriomorphic rock > aplite

aplite
subject			fact

aplite	is a kind of quartz-alkali feldspar
	is a kind of hyperleucocratic rock
	is a kind of phaneretic rock
	is a kind of allotriomorphic rock
	has definition a very light colored, medium to fine grained, allotriomorphic-granular, quartz-alkali feldspar
hyperleucocratic rock	has shade very light
	has color index 10 or less
phaneretic rock	has grain size discernable without a microscope
allotriomorphic rock	has texture approximately equant anhedral grains
plutonic rock	has solidification mechanism cooling in deep underground chambers
	has solidification timescale very slow
igneous rock	has composition silicates (with very few exceptions)
	has solidification mechanism
	has solidification timescale
rock	has part mineral
	has genesis

Up: allotriomorphic rock, hyperleucocratic rock, phaneretic rock, quartz-alkali feldspar