Seeligerite
A variety of Minerals

What is Seeligerite?
Seeligerite is a rare complex lead chlorate iodate mineral with formula: Pb3Cl3(IO3)O. It is a yellow mineral crystallizing in the orthorhombic system. It has perfect to good cleavage in two directions and a quite high specific gravity of 6.83 due to the lead content. It is translucent to transparent with refractive indices of nα=2.120 nβ=2.320 nγ=2.320. It was first reported in 1971 from the Casucha Mine, Sierra Gorda, Antofagasta Region, Chile.
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Seeligerite Localities Map
See where Seeligerite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Bright yellow
Chemical Properties
- Chemical Formula
- Pb3(IO3)OCl3
- Elements
- Cl, I, O, Pb

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