Article · Wikipedia archive · Last revised Jun 19, 2026

Lanarkite

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.

Last revised
Jun 19, 2026
Read time
≈ 1 min
Length
116 w
Citations
2
Source
Lanarkite
General
CategorySulfate minerals
FormulaPb2(SO4)O
IMA symbolLan1
Strunz classification7.BD.40
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupC2/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.

In 2023, Lanarkite was used by Korean physicists in an attempt to make LK-99, a material evaluated for room-temperature superconductivity.2

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