Ferrotochilinite
A variety of Valleriite Group
What is Ferrotochilinite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Ferrotochilinite 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.
Quick Facts
Physical Properties
- Color
- dark bronze
- Hardness (Mohs)
- 1
- Rock tumbling
- Not recommended
- Density
- 3.467 g/cm³
- Streak
- black
Chemical Properties
- Chemical Formula
- Fe2+6(Fe2+,Mg)5S6(OH)10
- Elements
- Fe, H, O, S
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Ferrotochilinite FAQs
How do I identify Ferrotochilinite?
Ferrotochilinite can be identified by its hardness of 1 on the Mohs scale, dark bronze color. Look for these key characteristics when examining specimens.
What color is Ferrotochilinite?
Ferrotochilinite typically appears in dark bronze. Color can vary depending on impurities and formation conditions.
How hard is Ferrotochilinite?
Ferrotochilinite has a hardness of 1 on the Mohs scale. This makes it a soft mineral that can be scratched easily.