Asisite (Pb7SiO8Cl2) is a yellow tetragonal mineral. It is found at the Kombat Mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia. It was named for a farm, Asis, where the mine where it was found, is located. It was discovered in 1988.

Asisite
Asisite from Kombat Mine, Namibia
General
CategoryHalide
Formula
(repeating unit)
Pb7SiO4O4Cl2
Strunz classification3.DB.40
Crystal systemTetragonal
Ditetragonal dipyramidal class
Space groupTetragonal
H-M symbol: (4/m 2/m 2/m)
Space group: I4/mmm
Identification
Colouryellow to yellow-green, red
Mohs scale hardness3+12

References

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