Botswana Agate tumbled
A variety of Botswana Agate
What is Botswana Agate tumbled?
Botswana Agate tumbled is an elegant type of Agate with white, black, grey, and occasionally blue bands. Found only in the Bobonong district of Botswana, this agate takes a very fine polish. It is commonly cut into cabochons and it's often used with jewelry, particularly rings.
Optical Properties
- Refractive Index
- 1.530-1.543
- Birefringence
- 0.004
- Pleochroism
- None
- Optical Character
- Biaxial positive
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Botswana Agate 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.
Botswana Agate tumbled Localities Map
See where Botswana Agate 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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