Gengenbachite
A variety of Minerals
What is Gengenbachite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Gengenbachite 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.
Gengenbachite Localities Map
See where Gengenbachite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Pale brown
- Hardness (Mohs)
- 2
- Density
- 2.43 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- KFe3+3(PO3OH)4[PO2(OH)2]2 · 6H2O
- Elements
- Fe, H, K, O, P
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Gengenbachite FAQs
How do I identify Gengenbachite?
Gengenbachite can be identified by its hardness of 2 on the Mohs scale, Pale brown color. Look for these key characteristics when examining specimens.
What color is Gengenbachite?
Gengenbachite typically appears in Pale brown. Color can vary depending on impurities and formation conditions.
How hard is Gengenbachite?
Gengenbachite has a hardness of 2 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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