Seligmanite is a rare

mineral In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid chemical compound with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.John P. Rafferty, ed. ( ...

, with the

chemical formula In chemistry, a chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, ...

PbCuAsS₃. Originally described from the Lengenbach Quarry, Valais Canton,

Switzerland ). Swiss law does not designate a ''capital'' as such, but the federal parliament and government are installed in Bern, while other federal institutions, such as the federal courts, are in other cities (Bellinzona, Lausanne, Luzern, Neuchâtel ...

; it has also been found in the Raura district,

Lima Region The Department of Lima () is a department and region located in the central coast of Peru, the ''seat of the Regional Government'' is Huacho. Lima Province, which contains the city of Lima, the country's capital, is located west of the Departmen ...

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

; at

Tsumeb , nickname = , settlement_type = City , motto = ''Glück Auf'' (German language, German for ''Good luck'') , image_skyline = Welcome to tsumeb.jpg , imagesize = , image_caption ...

Oshikoto Region Oshikoto is one of the fourteen regions of Namibia, named after Lake Otjikoto. Its capital is Omuthiya. The city of Tsumeb, Otjikoto's capital until 2008, and the towns of Omuthiya and Oniipa are also situated in this region. , Oshikoto had 112, ...

Namibia Namibia (, ), officially the Republic of Namibia, is a country in Southern Africa. Its western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and ea ...

; and at the Sterling Mine,

Sussex County, New Jersey Sussex County is the northernmost county in the State of New Jersey. Its county seat is Newton. ...

, US.

References

Lead minerals Copper(I) minerals Arsenic minerals Sulfosalt minerals Orthorhombic minerals Minerals in space group 59 {{sulfide-mineral-stub