Ferrokësterite
A variety of Stannite Group
What is Ferrokësterite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Ferrokësterite 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.
Ferrokësterite Localities Map
See where Ferrokësterite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Grey
- Hardness (Mohs)
- 4
- Streak
- Black
Chemical Properties
- Chemical Formula
- Cu2FeSnS4
- Elements
- Cu, Fe, S, Sn
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Ferrokësterite FAQs
How do I identify Ferrokësterite?
Ferrokësterite can be identified by its hardness of 4 on the Mohs scale, Grey color. Look for these key characteristics when examining specimens.
What color is Ferrokësterite?
Ferrokësterite typically appears in Grey. Color can vary depending on impurities and formation conditions.
How hard is Ferrokësterite?
Ferrokësterite has a hardness of 4 on the Mohs scale. This gives it moderate hardness.
