Umbozerite
A variety of Minerals
What is Umbozerite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Umbozerite 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.
Umbozerite Localities Map
See where Umbozerite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- bottle-green; rapidly changes to green-brown or brown
- Hardness (Mohs)
- 5
Chemical Properties
- Chemical Formula
- Na3Sr4Th[Si(O,OH)3-4]8
- Elements
- H, Na, O, Si, Sr, Th

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Umbozerite FAQs
How do I identify Umbozerite?
Umbozerite can be identified by its hardness of 5 on the Mohs scale, bottle-green; rapidly changes to green-brown or brown color. Look for these key characteristics when examining specimens.
What color is Umbozerite?
Umbozerite typically appears in bottle-green; rapidly changes to green-brown or brown. Color can vary depending on impurities and formation conditions.
How hard is Umbozerite?
Umbozerite has a hardness of 5 on the Mohs scale. This gives it moderate hardness.


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