Erythrosiderite
A variety of Minerals
What is Erythrosiderite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Erythrosiderite 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.
Erythrosiderite Localities Map
See where Erythrosiderite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Ruby-red to red, brownish red; brown-red or yellowish in transmitted light.
- Density
- 2.372 g/cm³
Chemical Properties
- Chemical Formula
- K2[Fe3+Cl5(H2O)]
- Elements
- Cl, Fe, H, K, O

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Erythrosiderite FAQs
How do I identify Erythrosiderite?
Erythrosiderite can be identified by its Ruby-red to red color. Look for these key characteristics when examining specimens.
What color is Erythrosiderite?
Erythrosiderite typically appears in Ruby-red to red, brownish red; brown-red or yellowish in transmitted light.. Color can vary depending on impurities and formation conditions.


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