Fibroferrite
A variety of Fibroferrite Group
What is Fibroferrite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Fibroferrite 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.
Fibroferrite Localities Map
See where Fibroferrite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Light yellow, golden yellow, nearly white, greenish grey, yellowish green, light green; colourless to faint yellow in transmitted light.
- Hardness (Mohs)
- 2 - 2.5
- Density
- 1.84 - 2.1 g/cm³
Chemical Properties
- Chemical Formula
- Fe3+(SO4)(OH) · 5H2O
- Elements
- Fe, H, O, S
Also Known As
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Fibroferrite FAQs
How do I identify Fibroferrite?
Fibroferrite can be identified by its hardness of 2 - 2.5 on the Mohs scale, Light yellow color. Look for these key characteristics when examining specimens.
What color is Fibroferrite?
Fibroferrite typically appears in Light yellow, golden yellow, nearly white, greenish grey, yellowish green, light green; colourless to faint yellow in transmitted light.. Color can vary depending on impurities and formation conditions.
How hard is Fibroferrite?
Fibroferrite has a hardness of 2 - 2.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.