Feitknechtite
A variety of Minerals
What is Feitknechtite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Feitknechtite 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.
Feitknechtite Localities Map
See where Feitknechtite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- lead gray, brownish black
- Density
- 3.249 g/cm³
- Streak
- brown
Chemical Properties
- Chemical Formula
- Mn3+O(OH)
- Elements
- H, Mn, O
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Feitknechtite FAQs
How do I identify Feitknechtite?
Feitknechtite can be identified by its lead gray color. Look for these key characteristics when examining specimens.
What color is Feitknechtite?
Feitknechtite typically appears in lead gray, brownish black. Color can vary depending on impurities and formation conditions.
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