mineral

Green aventurine pendant (likely)

Quartz variety: aventurine quartz, SiO₂, colored mainly by fuchsite mica or other chromium-bearing inclusions

AI-generated identification · may be incorrect

Polished, translucent green teardrop with vitreous-to-waxy luster and subtle glitter; quartz hardness is about Mohs 7, with no obvious cleavage and conchoidal fracture. The pendant’s uniform green color and faint sparkles are consistent with aventurine, though jade or dyed chalcedony cannot be excluded from the photogr…

Identified August 27, 2026More mineral →

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At a glance

Common name: Green aventurine pendant (likely)
Scientific name: Quartz variety: aventurine quartz, SiO₂, colored mainly by fuchsite mica or other chromium-bearing inclusions
Category: mineral
Identified: August 27, 2026
Method: Standard

AI Estimated Value

About $5–$30 for a typical finished pendant; $30–$100+ for unusually translucent, strongly shimmering natural material.

Not an official valuation

AI estimate for general interest only — not an appraisal. Actual value depends on condition, provenance, and market demand. Verify with a professional before buying, selling, or insuring.

This identification was generated by AI and may contain errors. Verify important details before relying on them — and never use an AI result to judge whether a specimen is safe to handle. Read the full disclaimer

Physical properties

Formation & geological history

Forms when quartz-rich material crystallizes with disseminated green mica inclusions, commonly in metamorphic or hydrothermal environments; deposits are generally Precambrian to younger. It is cut and polished here, with a drilled or mounted jewelry setting.

Uses & applications

Used for beads, cabochons, carvings, inexpensive jewelry, and ornamental objects. Common commercial material is affordable and valued mainly for color, translucency, and attractive aventurescence.

Geological facts

Aventurine’s characteristic shimmer, called aventurescence, comes from reflective mineral platelets; green varieties commonly contain fuchsite. It is often confused with jade, but quartz is substantially harder and usually more visibly sparkly.

Field identification & locations

Common sources include India, Brazil, Russia, Tanzania, and China. Check for mica glitter, quartz-like hardness, and absence of fibrous texture; definitive identification may require microscopy or a refractive-index test.