metamorphic
Green Aventurine
Quartzite with fuchsite inclusions
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, green color due to fuchsite mica flakes, vitreous to greasy luster, and a trigonal crystal system.
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Physical properties
Hardness of 7 on the Mohs scale, green color due to fuchsite mica flakes, vitreous to greasy luster, and a trigonal crystal system.
Formation & geological history
Formed through the regional metamorphism of quartz-rich sandstone under moderate heat and pressure, often incorporating chromium-rich mica.
Uses & applications
Used primarily for decorative carvings, tumbled stones, jewelry, and crystal healing.
Geological facts
The name aventurine derives from the Italian 'avventura', meaning 'by chance', referring to the accidental discovery of glass with similar sparkly inclusions.
Field identification & locations
Identify in the field by its distinct green sparkle (aventurescence) and quartz hardness. Commonly sourced from India, Brazil, and Russia.
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