Rock Identifier
Jadeite (NaAlSi2O6) — mineral
mineral

Jadeite

NaAlSi2O6

AI-generated identification · may be incorrect

Mohs hardness of 6.5 to 7, typically green to white in color, vitreous to greasy luster, monoclinic crystal system, and specific gravity around 3.4.

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Physical properties

Mohs hardness of 6.5 to 7, typically green to white in color, vitreous to greasy luster, monoclinic crystal system, and specific gravity around 3.4.

Formation & geological history

Forms under high-pressure, low-temperature metamorphic conditions in serpentinite-bearing subduction zones.

Uses & applications

Extensively used for high-end jewelry, carvings, ornaments, and historical weaponry due to its extreme toughness.

Geological facts

Jadeite is one of the two distinct minerals recognized as jade, with nephrite being the other. Top-grade translucent emerald-green jadeite is known as Imperial Jade.

Field identification & locations

Identify by its fibrous microstructure, high density, and resistance to scratching steel. Major deposits occur in Myanmar, Guatemala, and California.