Blue Chalcedony tumbled
A variety of Blue Chalcedony
What is Blue Chalcedony tumbled?
Blue Chalcedony tumbled is a beautiful stone whose color can range from light blue to sky blue. The material is mined in Japan, Malawi, Namibia, Portugal, Romania, Turkey, and USA. Blue Chalcedony tumbled is often seen in the form of tumbled stones, but it's regularly cut into beads or carved and used with jewelry.
Optical Properties
- Refractive Index
- 1.530-1.543
- Birefringence
- 0.003-0.009
- 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 Blue Chalcedony 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.
Blue Chalcedony tumbled Localities Map
See where Blue Chalcedony 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
- O, Si
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