Rock Identifier
Granite (Intrusive igneous rock primarily composed of quartz, alkali feldspar, and plagioclase) — igneous
igneous

Granite

Intrusive igneous rock primarily composed of quartz, alkali feldspar, and plagioclase

AI-generated identification · may be incorrect

Hardness of 6 on the Mohs scale, varying colors from pink to gray, granular texture, and vitreous to dull luster.

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Physical properties

Hardness of 6 on the Mohs scale, varying colors from pink to gray, granular texture, and 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 facades, monuments, and kitchen countertops due to its durability.

Geological facts

Granite is the most common rock of the Earth's continental crust and is found on every continent.

Field identification & locations

Identified by visible interlocking mineral crystals; commonly found in major mountain ranges and continental shields.