mineral
Tumbled Calcite
Calcium Carbonate (CaCO3)
AI-generated identification · may be incorrectHardness of 3 on the Mohs scale, white or translucent color, vitreous to earthy luster, rhombohedral crystal cleavage, specific gravity around 2.71.
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Physical properties
Hardness of 3 on the Mohs scale, white or translucent color, vitreous to earthy luster, rhombohedral crystal cleavage, specific gravity around 2.71.
Formation & geological history
Formed through precipitation from calcium-rich hydrothermal or marine solutions, widely distributed across various geological ages.
Uses & applications
Used in the manufacturing of cement, lime, soil conditioning, and as a decorative or metaphysical tumbled stone.
Geological facts
Calcite exhibits strong optical birefringence, doubling any image viewed through clear crystal specimens.
Field identification & locations
Easily identified by its characteristic rhombohedral cleavage and rapid fizzing reaction when exposed to dilute hydrochloric acid.
