Chrysoprase tumbled
A variety of Green Chalcedony
What is Chrysoprase tumbled?
Chrysoprase tumbled is an emerald-like stone with a striking color that varies from apple green to deep green. It is mined in Indonesia, Australia, Tanzania, Germany, Poland, Russia, Arizona, Brazil, and USA. Due to its hardness, it is often cut and used for jewelry and various carved objects.
Optical Properties
- Refractive Index
- 1.530-1.543
- Birefringence
- 0.004
- Pleochroism
- None
- Optical Character
- Biaxial positive
- Dispersion
- 0.013
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Chrysoprase 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.
Quick Facts
Physical Properties
- Streak
- Brown, white
Chemical Properties
- Chemical Formula
- SiO2
- Elements
- O, Si
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