igneous
Granite
Intrusive igneous rock composed mainly of quartz, alkali feldspar, and plagioclase
AI-generated identification · may be incorrectHardness of 6-7 on the Mohs scale, colors ranging from pink to gray, vitreous to dull luster, and phaneritic coarse-grained crystal structure.
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Physical properties
Hardness of 6-7 on the Mohs scale, colors ranging from pink to gray, vitreous to dull luster, and phaneritic coarse-grained crystal structure.
Formation & geological history
Formed through the slow cooling and crystallization of magma beneath the Earth's surface over millions of years.
Uses & applications
Widely used in commercial construction, monuments, countertops, and decorative stone flooring.
Geological facts
Granite is the most common rock of the Earth's continental crust and forms the core of many major mountain ranges.
Field identification & locations
Identify by its interlocking visible mineral crystals of quartz, feldspar, and mica; commonly found globally in shield areas and mountainous regions.
