Spriggite
A variety of Minerals
What is Spriggite?
Spriggite is an uranyl hydroxide mineral with chemical formula Pb3(UO2)6O8(OH)2·3H2O. Its type locality is Mt Painter region, Arkaroola region, Flinders Ranges, South Australia. It was named after Reginald C. Sprigg (1919–1994).
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Spriggite 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.
Spriggite Localities Map
See where Spriggite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Bright orange
- Hardness (Mohs)
- 4
- Density
- 7.64 g/cm³
- Streak
- pale orange
Chemical Properties
- Chemical Formula
- Pb3(UO2)6O8(OH)2 · 3H2O
- Elements
- H, O, Pb, U
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Spriggite FAQs
How do I identify Spriggite?
Spriggite can be identified by its hardness of 4 on the Mohs scale, Bright orange color. Look for these key characteristics when examining specimens.
What color is Spriggite?
Spriggite typically appears in Bright orange. Color can vary depending on impurities and formation conditions.
How hard is Spriggite?
Spriggite has a hardness of 4 on the Mohs scale. This gives it moderate hardness.
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