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

Granite

Felsic intrusive igneous rock

AI-generated identification · may be incorrect

Hardness of 6-7 on Mohs scale. Colors range from pink to gray with a phaneritic, coarse-grained crystal structure and vitreous luster.

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Physical properties

Hardness of 6-7 on Mohs scale. Colors range from pink to gray with a phaneritic, coarse-grained crystal structure and vitreous luster.

Formation & geological history

Formed through the slow cooling of silica-rich magma beneath Earth's surface over millions of years.

Uses & applications

Widely used in construction for countertops, flooring, monuments, and as crushed stone for paving.

Geological facts

Granite is the most common rock of Earth's continental crust and is exceptionally durable against weathering.

Field identification & locations

Easily identified by visible interlocking crystals of quartz, feldspar, and mica. Found globally in major mountain ranges and cratons.