Formula: PbCu(SO4)(OH)2
Origin of name: Locality; Linares, Spain
Crystal system: Monoclinic
Crystal class: 2/m
Twinning: Common on {100}; also on {001}
Unit cell: a = 9.69 Å, b = 5.65 Å, c = 4.69 Å, β = 102.7°
Colour: Azure-blue
Diaphaneity:
Luster: Vitreous to subadamantine
Habit: Crystals elongated, thin tabular to 10 cm; crusts and aggregates of prismatic crystals
Hardness: 2.5
Specific gravity: 5.30
Cleavage: 2; {100} perfect, {001} imperfect
Tenacity: Conchoidal; brittle
Streak: Pale blue
Synonyms/varieties:
Comments:
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