Rock Identifier
Jadeite (NaAlSi2O6) — gemstone
gemstone

Jadeite

NaAlSi2O6

AI-generated identification · may be incorrect

Hardness of 6.5-7 on the Mohs scale, deep green color, vitreous to greasy luster, monoclinic crystal system, specific gravity of 3.25-3.35.

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Physical properties

Hardness of 6.5-7 on the Mohs scale, deep green color, vitreous to greasy luster, monoclinic crystal system, specific gravity of 3.25-3.35.

Formation & geological history

Forms under high-pressure, low-temperature metamorphic conditions in serpentinite convergence zones over millions of years.

Uses & applications

Used primarily in fine jewelry, intricate carvings, and as a cultural symbol of status and protection.

Geological facts

Famous for the historic Imperial jade carvings of China; highly prized for its intense emerald-green variety known as 'Imperial jade'.

Field identification & locations

Identified by its high density, tough interlocking microcrystalline fibers, and resistance to scratching; commonly sourced from Myanmar and Guatemala.