Ferrocarpholite
A variety of Carpholite Group
What is Ferrocarpholite?
Carpholite is a manganese silicate mineral with formula MnAl2Si2O6(OH)4. It occurs as yellow clusters of slender prisms or needles. It crystallizes in the orthorhombic system. The carpholite group includes ferrocarpholite, magnesiocarpholite, vanadiocarpholite, and potassiccarpholite.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Ferrocarpholite 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.
Ferrocarpholite Localities Map
See where Ferrocarpholite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Hardness (Mohs)
- 5.5
Chemical Properties
- Chemical Formula
- (Fe2+,Mg)Al2(Si2O6)(OH)4
- Elements
- Al, Fe, H, O, Si
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Ferrocarpholite FAQs
How do I identify Ferrocarpholite?
Ferrocarpholite can be identified by its hardness of 5.5 on the Mohs scale. Look for these key characteristics when examining specimens.
How hard is Ferrocarpholite?
Ferrocarpholite has a hardness of 5.5 on the Mohs scale. This gives it moderate hardness.