mineral
Green Aventurine
Silicon dioxide with fuchsite inclusions (SiO2)
AI-generated identification · may be incorrectHardness 6.5–7 on the Mohs scale, vitreous to shimmering luster, trigonal crystal system, translucent to opaque pale green.
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Physical properties
Hardness 6.5–7 on the Mohs scale, vitreous to shimmering luster, trigonal crystal system, translucent to opaque pale green.
Formation & geological history
Forms in metamorphic rocks or pegmatitic quartz veins where micro-inclusions of green chromium-rich mica (fuchsite) impart color.
Uses & applications
Popular for beaded jewelry, carvings, tumbled pocket stones, and decorative lapidary items.
Geological facts
Known as the 'Stone of Opportunity', its characteristic platy shimmering effect is known as aventurescence.
Field identification & locations
Identified by its distinctive pale to emerald green color and faint sparkling inclusions; major sources include India and Brazil.
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Other mineral specimens
Gneiss or Schist
Gneiss or Mica Schist with Garnet
Metamorphic
Sandstone (with potential mineral staining/concretions)
Arenite (SiO2 based)
sedimentary
Tumbled granite
Granite, a coarse-grained felsic intrusive igneous rock
igneous
Pegmatite with Tourmaline and Quartz
Igneous Pegmatite
igneous
Epidote
Epidote | Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH)
metamorphic
Granite
Granite (Phaneritic intrusive igneous rock)
igneous