Rock Identifier
Raw honey calcite (probable) (Calcite, calcium carbonate (CaCO₃)) — mineral
mineral

Raw honey calcite (probable)

Calcite, calcium carbonate (CaCO₃)

AI-generated identification · may be incorrect

Pale honey-yellow, translucent, with a vitreous to pearly luster and prominent rhombohedral cleavage; Mohs hardness 3, typically nonmetallic. The small specimen appears irregularly cleaved rather than crystalline enough for certainty from the photo.

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Physical properties

Pale honey-yellow, translucent, with a vitreous to pearly luster and prominent rhombohedral cleavage; Mohs hardness 3, typically nonmetallic. The small specimen appears irregularly cleaved rather than crystalline enough for certainty from the photo.

Formation & geological history

Forms in hydrothermal veins, caves, and sedimentary limestone environments through precipitation from calcium-rich fluids; individual pieces may range from geologically ancient to recent. Commonly associated with quartz, fluorite, and sulfides.

Uses & applications

Used industrially in cement, lime, glass, agriculture, and fillers; attractive transparent pieces are collected or occasionally cut as decorative material, though this appears to be a modest rough specimen.

Geological facts

Calcite effervesces strongly with dilute hydrochloric acid or vinegar, although vinegar may react slowly. It commonly shows double refraction when clear.

Field identification & locations

Identify by its softness, rhombohedral cleavage, and acid reaction; common worldwide, especially in limestone regions, Mexico, the United States, Iceland, and China. The image alone cannot exclude yellow aragonite or chalcedony.