Favreauite
A variety of Minerals
What is Favreauite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Favreauite 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.
Favreauite Localities Map
See where Favreauite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- green
- Hardness (Mohs)
- 3
- Density
- 4.851 g/cm³
Chemical Properties
- Chemical Formula
- PbBiCu6O4(SeO3)4(OH) · H2O
- Elements
- Bi, Cu, H, O, Pb, Se
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Favreauite FAQs
How do I identify Favreauite?
Favreauite can be identified by its hardness of 3 on the Mohs scale, green color. Look for these key characteristics when examining specimens.
What color is Favreauite?
Favreauite typically appears in green. Color can vary depending on impurities and formation conditions.
How hard is Favreauite?
Favreauite has a hardness of 3 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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