Hypersthene tumbled
A variety of Hypersthene
What is Hypersthene tumbled?
Hypersthene tumbled is found in black, green, or brown, sometimes with a little adularescence known as “cat’s eye” or ‘Schillar.’ When tumbled, it has a glassy appearance. Hypersthene tumbled is found across the world but important locations include the USA, Canada, Australia, and China. It is often used ornamentally.
Optical Properties
- Refractive Index
- 1.673-1.731
- Birefringence
- 0.016
- Pleochroism
- Green stones - strong: dark bluish-green, brownish-red, yellowish
- Optical Character
- Biaxial negative
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Hypersthene 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.
Hypersthene tumbled Localities Map
See where Hypersthene tumbled is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Streak
- Greyish white greenish
Chemical Properties
- Chemical Formula
- (Mg,Fe)SiO3
- Elements
- Fe, Mg, O, Si
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