Rock Identifier
Granite (Intrusive Igneous Rock) — igneous
igneous

Granite

Intrusive Igneous Rock

AI-generated identification · may be incorrect

Hardness of 6 on the Mohs scale, speckled pink, white, and black colors, dull to sub-vitreous luster, and phaneritic coarse-grained crystal structure.

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Physical properties

Hardness of 6 on the Mohs scale, speckled pink, white, and black colors, dull to sub-vitreous luster, and phaneritic coarse-grained crystal structure.

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, and architectural monuments due to its extreme durability.

Geological facts

Granite is the most common rock in the Earth's continental crust and forms the core of many major mountain ranges.

Field identification & locations

Easily identified by its visible interlocking mineral crystals of quartz, feldspar, and micas. Found globally in shield areas.