igneous
Granite
Intrusive Igneous Rock
AI-generated identification · may be incorrectHardness of 6 on the Mohs scale, composed mainly of quartz, alkali feldspar, and plagioclase. Features a phaneritic texture with visible mineral crystals and variable pink, white, or gray colors with dark biotite flecks.
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Physical properties
Hardness of 6 on the Mohs scale, composed mainly of quartz, alkali feldspar, and plagioclase. Features a phaneritic texture with visible mineral crystals and variable pink, white, or gray colors with dark biotite flecks.
Formation & geological history
Formed from the slow crystallization of magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in construction for countertops, floor tiles, curbing, and monumental architecture.
Geological facts
Granite is the most common rock of the Earth's continental crust and is exceptionally durable against weathering.
Field identification & locations
Easily identified by its speckled, coarse-grained appearance; found in continental shields and mountain ranges worldwide.
