Bornhardtite
A variety of Minerals
What is Bornhardtite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Bornhardtite 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.
Bornhardtite Localities Map
See where Bornhardtite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Rose-red
- Hardness (Mohs)
- 4
- Density
- 6.166 g/cm³
Chemical Properties
- Chemical Formula
- Co2+Co3+2Se4
- Elements
- Co, Se
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Bornhardtite FAQs
How do I identify Bornhardtite?
Bornhardtite can be identified by its hardness of 4 on the Mohs scale, Rose-red color. Look for these key characteristics when examining specimens.
What color is Bornhardtite?
Bornhardtite typically appears in Rose-red. Color can vary depending on impurities and formation conditions.
How hard is Bornhardtite?
Bornhardtite has a hardness of 4 on the Mohs scale. This gives it moderate hardness.
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