mineral
Rhodochrosite
Rhodochrosite (MnCO3)
Hardness: 3.5 to 4 on the Mohs scale, Color: Rose-red, pink, brownish-red, Luster: Vitreous to pearly, Crystal Structure: Trigonal, Cleavage: Perfect rhombohedral, Specific Gravity: 3.5 to 3.7
- Hardness
- 3
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Physical properties
Hardness: 3.5 to 4 on the Mohs scale, Color: Rose-red, pink, brownish-red, Luster: Vitreous to pearly, Crystal Structure: Trigonal, Cleavage: Perfect rhombohedral, Specific Gravity: 3.5 to 3.7
Formation & geological history
Formed in hydrothermal veins associated with copper, silver, and lead ores, as well as in sedimentary manganese deposits.
Uses & applications
Used as an ore of manganese, as an ornamental gemstone, for decorative carvings, and highly sought after by mineral collectors.
Geological facts
Rhodochrosite is the national gemstone of Argentina, where famous stalactitic deposits are found in the Capillitas mines.
Field identification & locations
Readily identified by its distinct pink to rose-red color combined with characteristic white or lighter pink banding and white carbonate streak.
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