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 with vitreous to dull luster.
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Physical properties
Hardness of 6-7 on Mohs scale. Composed mainly of quartz, alkali feldspar, and plagioclase with vitreous to dull luster.
Formation & geological history
Formed from the slow cooling of silica-rich magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in construction, architectural monuments, countertops, and decorative stone.
Geological facts
Granite is the most common rock of the Earth's continental crust and forms the core of many mountain ranges.
Field identification & locations
Easily identified by its visibly crystalline, speckled pink, white, gray, and black texture. Found globally in continental shields.
