Edgarite
A variety of Minerals
What is Edgarite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Edgarite 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.
Edgarite Localities Map
See where Edgarite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Dark grey
- Hardness (Mohs)
- 2 - 2.5
- Density
- 4.99 g/cm³
Chemical Properties
- Chemical Formula
- FeNb3S6 FeNb3+2Nb4+S6
- Elements
- Fe, Nb, S
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Edgarite FAQs
How do I identify Edgarite?
Edgarite can be identified by its hardness of 2 - 2.5 on the Mohs scale, Dark grey color. Look for these key characteristics when examining specimens.
What color is Edgarite?
Edgarite typically appears in Dark grey. Color can vary depending on impurities and formation conditions.
How hard is Edgarite?
Edgarite has a hardness of 2 - 2.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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