igneous
Granite
Intrusive Igneous Rock
AI-generated identification · may be incorrectHardness of 6 on Mohs scale; composed primarily of quartz, feldspar, and mica; exhibits a phaneritic, coarse-grained crystal structure with a dull to vitreous luster.
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Physical properties
Hardness of 6 on Mohs scale; composed primarily of quartz, feldspar, and mica; exhibits a phaneritic, coarse-grained crystal structure with a dull to vitreous 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 commercial construction, kitchen countertops, monuments, and architectural facings.
Geological facts
Granite is the most common intrusive rock on Earth's crust and forms the core of many major mountain ranges.
Field identification & locations
Easily identified by its visible, interlocking mineral crystals of quartz and pink or white feldspar; found globally in continental shields.
