mineral

Green Aventurine in Host Rock

SiO2 (Quartz with Fuchsite inclusions)

AI-generated identification · may be incorrect

Hardness: 7 Mohs; Color: Pale green with silvery reflections; Luster: Vitreous to waxy; Crystal Structure: Trigonal/Hexagonal; Lack of cleavage; Grainy texture.

Hardness: 7 Mohs
Color: Pale green with silvery reflections
Luster: Vitreous to waxy

Identified February 22, 2026More mineral →

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Physical properties

Hardness: 7 Mohs; Color: Pale green with silvery reflections; Luster: Vitreous to waxy; Crystal Structure: Trigonal/Hexagonal; Lack of cleavage; Grainy texture.

Formation & geological history

Metamorphic mineral formed in magmatic or hydrothermal veins where chromium-rich mica (fuchsite) occurs during the crystallization of quartz, often millions of years old.

Uses & applications

Commonly used for lapidary work, jewelry (beads and cabochons), ornamental carvings, and popular in the metaphysical community.

Geological facts

The name 'Aventurine' comes from the Italian 'a ventura,' meaning 'by chance,' referencing the serendipitous discovery of aventurine glass.

Field identification & locations

Identified in the field by its distinct green sparkle (aventurescence); commonly found in Brazil, India, Russia, and Tanzania. Found within rough quartz-heavy veins.