Nephrite tumbled
A variety of Nephrite
What is Nephrite tumbled?
Nephrite tumbled is mostly found in shades of green, with black or white occasionally found, and a glossy sheen. Mined throughout the world including the USA, Pakistan, and China. It is often carved into intricate statues or figurines, bracelets, made into beads, tumbled stones, cabochons, and set in jewelry.
Optical Properties
- Refractive Index
- 1.600-1.627
- Birefringence
- 0.027
- Pleochroism
- None
- Optical Character
- Biaxial negative
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Nephrite tumbled before comparing listings or appraisals.
Size & Weight
Larger, intact specimens usually command higher prices.
Rarity & Demand
Scarce material or popular varieties sell at a premium.
Condition & Finish
Chips, repairs, and heavy wear lower value; clean prep helps.
Treatment & Provenance
Untreated specimens with documented locality are prized.
Nephrite tumbled Localities Map
See where Nephrite tumbled is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Streak
- White
Chemical Properties
- Chemical Formula
- Ca2(Mg, Fe)5Si8O22(OH)2
- Elements
- Ca, H, Mg, O, Si
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