mineral
Green Jade (Tumbled)
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2) or Jadeite (NaAlSi2O6)
AI-generated identification · may be incorrectHardness: 6-7 on Mohs scale; Color: Light to dark green; Luster: Vitreous to greasy; Crystal structure: Monoclinic; Cleavage: None; Specific gravity: 2.9-3.4
- Hardness
- 6-7 on Mohs scale
- Color
- Light to dark green
- Luster
- Vitreous to greasy
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Physical properties
Hardness: 6-7 on Mohs scale; Color: Light to dark green; Luster: Vitreous to greasy; Crystal structure: Monoclinic; Cleavage: None; Specific gravity: 2.9-3.4
Formation & geological history
Formed under high-pressure, low-temperature metamorphic conditions in subduction zones, or via metasomatism along serpentinite contacts.
Uses & applications
Widely used in ornamental carvings, jewelry, and collector specimens.
Geological facts
Jade has been prized in Chinese culture for thousands of years, representing purity, virtue, and status.
Field identification & locations
Identified by its tough, interlocking fibrous structure and high density. Commonly found in Myanmar, China, Guatemala, and parts of the USA.
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