Thoreaulite
A variety of Minerals
What is Thoreaulite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Thoreaulite 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.
Thoreaulite Localities Map
See where Thoreaulite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Brown to yellow
- Hardness (Mohs)
- 5.5 - 6
- Density
- 7.6 - 7.9 g/cm³
- Streak
- Yellow or greenish
Chemical Properties
- Chemical Formula
- (Sn2+,Pb)(Ta,Nb)2O6
- Elements
- Nb, O, Pb, Sn, Ta

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Thoreaulite FAQs
How do I identify Thoreaulite?
Thoreaulite can be identified by its hardness of 5.5 - 6 on the Mohs scale, Brown to yellow color. Look for these key characteristics when examining specimens.
What color is Thoreaulite?
Thoreaulite typically appears in Brown to yellow. Color can vary depending on impurities and formation conditions.
How hard is Thoreaulite?
Thoreaulite has a hardness of 5.5 - 6 on the Mohs scale. This gives it moderate hardness.


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