Rock Identifier
Green ring, likely jade (Jadeite (NaAlSi₂O₆) or nephrite (calcium-magnesium amphibole); image alone cannot distinguish them) — gemstone
gemstone

Green ring, likely jade

Jadeite (NaAlSi₂O₆) or nephrite (calcium-magnesium amphibole); image alone cannot distinguish them

AI-generated identification · may be incorrect

Opaque to translucent green, polished ring; jadeite has Mohs hardness 6.5–7, nephrite 6–6.5. Both have a tough, compact crystalline structure and waxy-to-vitreous luster; specific gravity is roughly 3.0–3.3.

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Physical properties

Opaque to translucent green, polished ring; jadeite has Mohs hardness 6.5–7, nephrite 6–6.5. Both have a tough, compact crystalline structure and waxy-to-vitreous luster; specific gravity is roughly 3.0–3.3.

Formation & geological history

Jade forms through metamorphic processes, commonly in high-pressure, fluid-rich settings; jadeite-bearing rocks are often associated with subduction zones. The image does not establish the ring’s age or whether it is natural jade.

Uses & applications

Used for carved ornaments, jewelry, and cultural or ceremonial objects; quality depends on material, color, translucency, treatment, and craftsmanship.

Geological facts

“Jade” refers to two distinct minerals, jadeite and nephrite, which can look similar but have different compositions and geological origins.

Field identification & locations

Confirm identity with gemological testing; glass, dyed quartz, and other materials can imitate jade. Natural jade occurs notably in Myanmar, Guatemala, and parts of Central Asia and New Zealand.