Rankamaite
A variety of Minerals
What is Rankamaite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Rankamaite 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.
Rankamaite Localities Map
See where Rankamaite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Creamy-white
- Hardness (Mohs)
- 3 - 4
Chemical Properties
- Chemical Formula
- (Na,K)3(Ta,Nb,Al)11(O,OH)31
- Elements
- Al, H, K, Na, Nb, O, Pb, Ta
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Rankamaite FAQs
How do I identify Rankamaite?
Rankamaite can be identified by its hardness of 3 - 4 on the Mohs scale, Creamy-white color. Look for these key characteristics when examining specimens.
What color is Rankamaite?
Rankamaite typically appears in Creamy-white. Color can vary depending on impurities and formation conditions.
How hard is Rankamaite?
Rankamaite has a hardness of 3 - 4 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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