Wilancookite
A variety of Minerals
What is Wilancookite?
Wilancookite is a very rare and complex beryllium phosphate with the formula (Ba,K,Na)8(Ba,Li,[])6Be24P24O96•32H2O. Wilancookite was discovered in pegmatite of the Lavra Ponte do Piauí complex, Jequitinhonha, Minas Gerais, Brazil.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Wilancookite 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.
Wilancookite Localities Map
See where Wilancookite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Colourless
- Hardness (Mohs)
- 4 - 5
- Density
- 3.05 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- (Ba,K,Na)8(Ba,Li,□)6Be24P24O96·32H2O
- Elements
- Ba, Be, H, K, Li, Na, O, P
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Wilancookite FAQs
How do I identify Wilancookite?
Wilancookite can be identified by its hardness of 4 - 5 on the Mohs scale, Colourless color. Look for these key characteristics when examining specimens.
What color is Wilancookite?
Wilancookite typically appears in Colourless. Color can vary depending on impurities and formation conditions.
How hard is Wilancookite?
Wilancookite has a hardness of 4 - 5 on the Mohs scale. This gives it moderate hardness.
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