Rock Identifier
Granite (Intrusive Felsic Igneous Rock) — igneous
igneous

Granite

Intrusive Felsic Igneous Rock

AI-generated identification · may be incorrect

Hardness of 6 on Mohs scale, pink to gray color, vitreous to dull luster, phaneritic crystal structure with visible interlocking grains.

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Physical properties

Hardness of 6 on Mohs scale, pink to gray color, vitreous to dull luster, phaneritic crystal structure with visible interlocking grains.

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 for countertops, flooring, monuments, and architectural facings.

Geological facts

Granite makes up a major portion of Earth's continental crust and is exceptionally durable against weathering.

Field identification & locations

Identified by the distinct mix of quartz, feldspar, and mica minerals; found globally in continental shields and mountain ranges.