Rock Identifier
Nephrite Jade (Ca2(Mg, Fe)5Si8O22(OH)2) — metamorphic
metamorphic

Nephrite Jade

Ca2(Mg, Fe)5Si8O22(OH)2

AI-generated identification · may be incorrect

Hardness 6.0-6.5, green color with dark inclusions, greasy to waxy luster

Identified More metamorphic
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Physical properties

Hardness 6.0-6.5, green color with dark inclusions, greasy to waxy luster

Formation & geological history

Forms in metamorphic environments

Uses & applications

Used in jewelry, carvings, and as a collectible

Geological facts

Often found as river-tumbled stones

Field identification & locations

Identify by its toughness and specific gravity; common in regions like New Zealand, Canada, and parts of the US