Oxy-foitite
A variety of Minerals
What is Oxy-foitite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Oxy-foitite 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.
Oxy-foitite Localities Map
See where Oxy-foitite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Black
- Hardness (Mohs)
- 7
- Density
- 3.143 g/cm³
- Streak
- Grey
Chemical Properties
- Chemical Formula
- □(Fe2+Al2)Al6(Si6O18)(BO3)3(OH)3O
- Elements
- Al, B, Fe, H, O, Si
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Oxy-foitite FAQs
How do I identify Oxy-foitite?
Oxy-foitite can be identified by its hardness of 7 on the Mohs scale, Black color. Look for these key characteristics when examining specimens.
What color is Oxy-foitite?
Oxy-foitite typically appears in Black. Color can vary depending on impurities and formation conditions.
How hard is Oxy-foitite?
Oxy-foitite has a hardness of 7 on the Mohs scale. This makes it a relatively hard mineral suitable for jewelry.
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