Gabrielsonite
A variety of Minerals
What is Gabrielsonite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Gabrielsonite 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.
Gabrielsonite Localities Map
See where Gabrielsonite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Greenish-brown, black
- Hardness (Mohs)
- 3.5
- Density
- 6.69 g/cm³
- Streak
- Light brown
Chemical Properties
- Chemical Formula
- PbFe3+(As3+O3)O
- Elements
- As, Fe, O, Pb
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Gabrielsonite FAQs
How do I identify Gabrielsonite?
Gabrielsonite can be identified by its hardness of 3.5 on the Mohs scale, Greenish-brown color. Look for these key characteristics when examining specimens.
What color is Gabrielsonite?
Gabrielsonite typically appears in Greenish-brown, black. Color can vary depending on impurities and formation conditions.
How hard is Gabrielsonite?
Gabrielsonite has a hardness of 3.5 on the Mohs scale. This gives it moderate hardness.
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