mineral
Rhodonite
Inosilicate (Mn,Fe,Mg,Ca)SiO3
AI-generated identification · may be incorrectHardness of 5.5 to 6.5 on the Mohs scale, rose-red to pink color often veined with black manganese oxide, vitreous luster, and triclinic crystal system.
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Physical properties
Hardness of 5.5 to 6.5 on the Mohs scale, rose-red to pink color often veined with black manganese oxide, vitreous luster, and triclinic crystal system.
Formation & geological history
Formed through the metamorphism of manganese-rich sedimentary rocks and hydrothermal processes, typically found in metamorphic terrains.
Uses & applications
Used primarily as an ornamental stone, for carved figurines, and in lapidary jewelry.
Geological facts
Rhodonite is the official gemstone of the Commonwealth of Massachusetts. Its distinctive black veins are composed of manganese oxide.
Field identification & locations
Easily identified by its characteristic pink color contrasting with black dendritic veins. Commonly sourced from Australia, Russia, and the USA.
