Rock Identifier
Granite (Felsic intrusive igneous rock) — igneous
igneous

Granite

Felsic intrusive igneous rock

AI-generated identification · may be incorrect

Hardness of 6 on Mohs scale, mottled gray and white color with dark mineral flecks, dull to vitreous luster, phaneritic crystal structure.

Identified More igneous →
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Physical properties

Hardness of 6 on Mohs scale, mottled gray and white color with dark mineral flecks, dull to vitreous luster, phaneritic crystal structure.

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, monuments, countertops, and architectural facing.

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

Identify by visible interlocking mineral crystals of quartz, feldspar, and mica. Found globally in shields and orogenic belts.