Ocean Jasper tumbled
A variety of Ocean Jasper
What is Ocean Jasper tumbled?
The popularity of the ocean Jasper tumbled comes from its multi-colored appearance and the circular eye-like markings that can be revealed when it's tumbled and polished. This very rare type of jasper is produced from the material found only along the seashores of northeast Madagascar. It is marketed tumbled, or in the form of beads.
Optical Properties
- Refractive Index
- 1.54
- Birefringence
- 0.003-0.009
- Pleochroism
- None
- Optical Character
- Biaxial positive
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Ocean Jasper 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.
Ocean Jasper tumbled Localities Map
See where Ocean Jasper 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
- SiO2
- Elements
- Si, O
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