igneous
Granite
Felsic intrusive igneous rock
AI-generated identification · may be incorrectMohs hardness of 6-7, typically pink, white, or gray with speckled mineral grains, vitreous to dull luster, phaneritic crystal structure.
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Physical properties
Mohs hardness of 6-7, typically pink, white, or gray with speckled mineral grains, vitreous to dull luster, phaneritic crystal structure.
Formation & geological history
Formed by the slow crystallization of magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in construction, architectural facings, monuments, and countertops.
Geological facts
Granite is the most common rock in the continental crust and forms the core of many major mountain ranges.
Field identification & locations
Identify by interlocking crystals of quartz, feldspar, and mica; found globally in continental shields and intrusive plutons.
