Geminite
A variety of Minerals
What is Geminite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Geminite 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.
Geminite Localities Map
See where Geminite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Light green to sea green
- Hardness (Mohs)
- 3 - 3.5
- Density
- 3.71 g/cm³
- Streak
- Pale green
Chemical Properties
- Chemical Formula
- Cu(HAsO4) · H2O
- Elements
- As, Cu, H, O
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Geminite FAQs
How do I identify Geminite?
Geminite can be identified by its hardness of 3 - 3.5 on the Mohs scale, Light green to sea green color. Look for these key characteristics when examining specimens.
What color is Geminite?
Geminite typically appears in Light green to sea green. Color can vary depending on impurities and formation conditions.
How hard is Geminite?
Geminite 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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