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rock

rock
subject			fact

rock	is a kind of kbTop
	has definition a solid mixture of one or more minerals
	has part mineral
	has texture
	has genesis

Kinds of rock :

• amygdaloidal rock (2 facts) - rock containing mineral-filled elliptically shaped vesicles
• aphanitic rock (4 kinds, 3 facts) - a rock with grains too small to see or identify with either the unaided eye or a low power lens
• glass (1 kind)
• gravitationally separated rock (2 kinds, 2 facts)
• holocrystaline rock (3 facts)
• holohyaline rock (1 kind, 3 facts)
• hypocrystaline rock (3 facts)
• igneous rock (10 kinds, 5 facts) - rock formed from the solidification of magma
• metamorphic rock (3 kinds, 3 facts) - a rock which has undergone chemical and or structural transformation from its original solid form
• meteorite (11 kinds, 30 facts) - what remains after a meteoroid strikes the surface of a planet, satellite or asteroid
• phaneretic rock (5 kinds, 3 facts) - a rock whose grains can be discerned without the aid of a microscope
• sedimentary rock (2 kinds, 2 facts)