igneous
Granite Pebble
Intrusive igneous rock
AI-generated identification · may be incorrectHardness of 6 on the Mohs scale, mottled gray and greenish color, dull to vitreous luster, phaneritic crystal structure, specific gravity around 2.7.
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Physical properties
Hardness of 6 on the Mohs scale, mottled gray and greenish color, dull to vitreous luster, phaneritic crystal structure, specific gravity around 2.7.
Formation & geological history
Formed by the slow cooling of magma beneath the Earth's surface over millions of years.
Uses & applications
Used in construction, architectural facings, monuments, and landscaping gravel.
Geological facts
Granite is the primary component of Earth's continental crust and is exceptionally durable against weathering.
Field identification & locations
Easily identified by visible interlocking quartz, feldspar, and mica crystals; found globally in mountainous regions and riverbeds.
