mineral

Green Aventurine

Aventurine Quartz (SiO2 with Fuchsite inclusions)

Hardness: 7 on Mohs scale; Color: Forest green to translucent light green; Luster: Vitreous to waxy; Crystal structure: Hexagonal (trigonal); Cleavage: None; Specific gravity: 2.64-2.69. It exhibits 'aventurescence' (a shimmering effect).

Hardness: 7 on Mohs scale
Color: Forest green to translucent light green
Luster: Vitreous to waxy

Identified March 17, 2026More mineral →

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Physical properties

Formation & geological history

Formed in magmatic environments or through metamorphic processes where quartz experiences intense heat and pressure, allowing for the inclusion of platy mineral crystals like chromium-rich fuchsite mica.

Uses & applications

Primarily used for lapidary work, cabochons for jewelry, ornamental carvings, figurines, and as a popular stone for metaphysical or healing collection.

Geological facts

The name 'Aventurine' is derived from the Italian 'a ventura,' meaning 'by chance,' because of the accidental discovery of glass with copper inclusions in the 18th century that looked similar to this natural stone.

Field identification & locations

Identify by its characteristic green color and shimmering mica inclusions. Found commonly in India (largest producer), Brazil, and Russia. When raw, it looks like grainy green quartzite.

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Sandstone (with potential mineral staining/concretions)

Arenite (SiO2 based)

sedimentary

Schist

Metamorphic

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metamorphic

Gypsum (variety Selenite or Alabaster)

Calcium sulfate dihydrate (CaSO4·2H2O)

Mineral

Nephrite Jade

Nephrite

Mineral/Rock

Granite

Granite (Phaneritic intrusive igneous rock)

igneous