Granite or Pegmatite with Mica

Physical Properties

Hard, crystalline structure, speckled appearance, contains quartz, feldspar, and reflective mica flakes. Mohs hardness ~6-7.

Formation & Geological History

Formed from the slow crystallization of magma below Earth's surface.

Uses & Applications

Commonly used in construction, countertops, monuments, and as aggregate.

Geological Facts

Granite is one of the most common rocks in the continental crust.

Field Identification & Locations

Identify by its coarse-grained texture and visible mineral crystals. Found globally in continental crust areas.

Identified on: 4/25/2026

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