Ferroceladonite
A variety of Celadonite Family Group
What is Ferroceladonite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Ferroceladonite 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.
Ferroceladonite Localities Map
See where Ferroceladonite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Medium green
- Hardness (Mohs)
- 2 - 2.5
- Density
- 3.05 g/cm³
- Streak
- Pale gray to pale gray green
Chemical Properties
- Chemical Formula
- K(Fe2+,Mg)(Fe3+,Al)(Si4O10)(OH)2
- Elements
- Al, Fe, H, K, Mg, O, Si

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Ferroceladonite FAQs
How do I identify Ferroceladonite?
Ferroceladonite can be identified by its hardness of 2 - 2.5 on the Mohs scale, Medium green color. Look for these key characteristics when examining specimens.
What color is Ferroceladonite?
Ferroceladonite typically appears in Medium green. Color can vary depending on impurities and formation conditions.
How hard is Ferroceladonite?
Ferroceladonite has a hardness of 2 - 2.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.