Manganohörnesite
A variety of Minerals
What is Manganohörnesite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Manganohörnesite 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.
Manganohörnesite Localities Map
See where Manganohörnesite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- White to colorless
- Hardness (Mohs)
- 1
- Density
- 2.76 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- Mn2+3(AsO4)2 · 8H2O May contain some Mg replacing Mn.
- Elements
- As, H, Mn, O
Also Known As

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Manganohörnesite FAQs
How do I identify Manganohörnesite?
Manganohörnesite can be identified by its hardness of 1 on the Mohs scale, White to colorless color. Look for these key characteristics when examining specimens.
What color is Manganohörnesite?
Manganohörnesite typically appears in White to colorless. Color can vary depending on impurities and formation conditions.
How hard is Manganohörnesite?
Manganohörnesite has a hardness of 1 on the Mohs scale. This makes it a soft mineral that can be scratched easily.


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