Lanarkite

Lanarkite
Lanarkite, from Leadhills, South Lanarkshire, Scotland UK, the type locality.
General
Category	Sulfate minerals
Formula (repeating unit)	Pb₂(SO₄)O
Strunz classification	7.BD.40
Crystal system	Monoclinic
Crystal class	Prismatic (2/m) H-M symbol: (2/m)
Space group	Monoclinic Space group: C2/m

Lanarkite is a mineral, a form of lead sulfate with formula Pb₂(SO₄)O. It was originally found at Leadhills in the Scottish county of Lanarkshire, hence the name. It forms white or light green, acicular monoclinic prismatic crystals, usually microscopic in size. It is an oxidation product of galena.

References

Webmineral
Mindat

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