igneous
Granite
Felsic intrusive igneous rock
AI-generated identification · may be incorrectHardness of 6-7 on Mohs scale. Composed mainly of quartz, alkali feldspar, and plagioclase.
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Physical properties
Hardness of 6-7 on Mohs scale. Composed mainly of quartz, alkali feldspar, and plagioclase.
Formation & geological history
Formed from the slow cooling of silica-rich magma deep underground, often over millions of years.
Uses & applications
Widely used in construction for countertops, floor tiles, curbing, and monuments.
Geological facts
Granite is the most common rock type in the Earth's continental crust and is exceptionally durable.
Field identification & locations
Identify by its visible interlocking crystals of pink or white feldspar, glassy quartz, and dark biotite mica.
