Pyrostilpnite
A variety of Minerals
What is Pyrostilpnite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Pyrostilpnite 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.
Pyrostilpnite Localities Map
See where Pyrostilpnite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Red, brownish red orange-red, fire red
- Hardness (Mohs)
- 2
- Density
- 5.97 g/cm³
- Streak
- Yellow-orange
Chemical Properties
- Chemical Formula
- Ag3SbS3
- Elements
- Ag, S, Sb
Also Known As

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


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