Rohaite
A variety of Minerals
What is Rohaite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Rohaite 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.
Rohaite Localities Map
See where Rohaite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Black
- Hardness (Mohs)
- 3 - 3.5
Chemical Properties
- Chemical Formula
- (Tl,Pb,K)2Cu8.7Sb2S4
- Elements
- Cu, K, Pb, S, Sb, Tl
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Rohaite FAQs
How do I identify Rohaite?
Rohaite can be identified by its hardness of 3 - 3.5 on the Mohs scale, Black color. Look for these key characteristics when examining specimens.
What color is Rohaite?
Rohaite typically appears in Black. Color can vary depending on impurities and formation conditions.
How hard is Rohaite?
Rohaite has a hardness of 3 - 3.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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