Hermannjahnite
A variety of Minerals
What is Hermannjahnite?
Hermannjahnite is a rare sulfate mineral with the relatively simple formula CuZn(SO4)2. It is one of many fumarolic minerals discovered on the Tolbachik volcano.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Hermannjahnite 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.
Hermannjahnite Localities Map
See where Hermannjahnite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- white or colourless, sometimes with light greyish, yellowish, greenish or bluish tints
- Density
- 3.74 g/cm³
- Streak
- white
Chemical Properties
- Chemical Formula
- CuZn(SO4)2
- Elements
- Cu, O, S, Zn
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Hermannjahnite FAQs
How do I identify Hermannjahnite?
Hermannjahnite can be identified by its white or colourless color. Look for these key characteristics when examining specimens.
What color is Hermannjahnite?
Hermannjahnite typically appears in white or colourless, sometimes with light greyish, yellowish, greenish or bluish tints. Color can vary depending on impurities and formation conditions.
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