igneous
Granite
Felsic intrusive igneous rock
AI-generated identification · may be incorrectHardness of 6 on the Mohs scale, varies in color from pink to gray, vitreous to dull luster, coarse-grained phaneritic crystal structure, specific gravity around 2.75.
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Physical properties
Hardness of 6 on the Mohs scale, varies in color from pink to gray, vitreous to dull luster, coarse-grained phaneritic crystal structure, specific gravity around 2.75.
Formation & geological history
Formed by the slow cooling and crystallization of magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in construction for countertops, flooring, monuments, and architectural facings due to its durability.
Geological facts
Granite is a major component of the continental crust and forms many famous mountain ranges, such as the Sierra Nevada.
Field identification & locations
Easily identified in the field by visible interlocking crystals of quartz, feldspar, and mica. Found globally in continental shields.
