Amazonite tumbled
A variety of Amazonite
What is Amazonite tumbled?
Amazonite tumbled is a well-known blue-green stone valued for its beautiful colors. It is produced from the material mined in Russia, China, Mongolia, USA, Libya, Madagascar, Namibia, South Africa, and many more. Primarily used as a gemstone, amazonite tumbled is also used as an ornamental stone, cut into cabochons, or used for tumbled stones.
Optical Properties
- Refractive Index
- 1.522-1.530
- Birefringence
- 0.008-0.010
- Pleochroism
- Weak
- Optical Character
- Biaxial negative
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Amazonite 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.
Where to Find Amazonite tumbled
Amazonite tumbled is a variety of Amazonite. RockHoundR, the free-to-download rockhounding map from the Ruby Glint team, shows where collectors find amazonite in the US, with land-access notes for BLM land and national forests. Collecting is banned in national parks.
See where to find amazoniteAlways check the local rules and get the landowner's permission before you collect.
Quick Facts
Physical Properties
- Streak
- White
Chemical Properties
- Chemical Formula
- K(AlSi3O8)
- Elements
- Al, K, O, Si
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