
igneous
Granite
Intrusive igneous rock primarily composed of quartz, alkali feldspar, and plagioclase
AI-generated identification · may be incorrectHardness of 6 on the Mohs scale, colors ranging from pink to gray, vitreous to dull luster, granular phaneritic crystal structure, and poor cleavage.
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Physical properties
Hardness of 6 on the Mohs scale, colors ranging from pink to gray, vitreous to dull luster, granular phaneritic crystal structure, and poor cleavage.
Formation & geological history
Formed by 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, monuments, and exterior cladding due to its exceptional durability.
Geological facts
Granite is the most common rock of the Earth's continental crust and is frequently used as a benchmark for architectural durability.
Field identification & locations
Easily identified by its visible interlocking mineral grains of quartz and feldspar; commonly found in mountain ranges and continental shields.