Linarite

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: 

 

Back to Alphabetical list Colour photos Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra