Birunite
A variety of Minerals
What is Birunite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Birunite 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.
Birunite Localities Map
See where Birunite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- White
- Hardness (Mohs)
- 2
- Density
- 2.36 g/cm³
Chemical Properties
- Chemical Formula
- Ca18(SiO3)8.5(CO3)8.5SO4 · 15H2O(?)
- Elements
- C, Ca, H, O, S, Si
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Birunite FAQs
How do I identify Birunite?
Birunite can be identified by its hardness of 2 on the Mohs scale, White color. Look for these key characteristics when examining specimens.
What color is Birunite?
Birunite typically appears in White. Color can vary depending on impurities and formation conditions.
How hard is Birunite?
Birunite has a hardness of 2 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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