Rock Identifier
Jadeite (Jadeite (NaAlSi2O6)) — mineral
mineral

Jadeite

Jadeite (NaAlSi2O6)

Hardness of 6.5 to 7 on the Mohs scale, typically green to grayish-green in color, vitreous to greasy luster, monoclinic crystal system, and specific gravity of about 3.4.

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Physical properties

Hardness of 6.5 to 7 on the Mohs scale, typically green to grayish-green in color, vitreous to greasy luster, monoclinic crystal system, and specific gravity of about 3.4.

Formation & geological history

Formed under high-pressure, low-temperature metamorphic conditions, typically in serpentinite melange zones along destructive plate margins.

Uses & applications

Widely used for ornamental carvings, luxury jewelry, and as a prized collector's gemstone.

Geological facts

Jadeite is one of the two distinct minerals recognized as jade (the other being nephrite), with jadeite generally being rarer and more valuable.

Field identification & locations

Identified by its high density, toughness, and characteristic granular texture. Commonly sourced from Myanmar, Guatemala, and California.