Sayrite
A variety of Minerals
What is Sayrite?
Sayrite (Pb2(UO2)5O6(OH)24(H2O)) is an alteration product of uraninite named after the X-ray crystallographer David Sayre. Sayrite contains hydrogen, oxygen, uranium, and lead. It is mined at Shinkolobwe Mine, (Kasolo Mine), Kambove District, Haut-Katanga, Democratic Republic of the Congo. It is usually orange in color, but also can be reddish and yellowish. It is in the monoclinic crystal system.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Sayrite 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.
Sayrite Localities Map
See where Sayrite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Orange
Chemical Properties
- Chemical Formula
- Pb2(UO2)5O6(OH)2 · 4H2O structural formula: Pb2(H2[4]O)4[(UO2)5O6(OH)2
- Elements
- H, O, Pb, U
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Sayrite FAQs
How do I identify Sayrite?
Sayrite can be identified by its Orange color. Look for these key characteristics when examining specimens.
What color is Sayrite?
Sayrite typically appears in Orange. Color can vary depending on impurities and formation conditions.
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