Uranosphaerite
A variety of Minerals
What is Uranosphaerite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Uranosphaerite 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.
Uranosphaerite Localities Map
See where Uranosphaerite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Yellow-orange, reddish orange, brick red
- Hardness (Mohs)
- 2 - 3
- Density
- 6.36 g/cm³
- Streak
- Light orange
Chemical Properties
- Chemical Formula
- Bi(UO2)O2(OH)
- Elements
- Bi, H, O, U

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Uranosphaerite FAQs
How do I identify Uranosphaerite?
Uranosphaerite can be identified by its hardness of 2 - 3 on the Mohs scale, Yellow-orange color. Look for these key characteristics when examining specimens.
What color is Uranosphaerite?
Uranosphaerite typically appears in Yellow-orange, reddish orange, brick red. Color can vary depending on impurities and formation conditions.
How hard is Uranosphaerite?
Uranosphaerite has a hardness of 2 - 3 on the Mohs scale. This makes it a soft mineral that can be scratched easily.


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