linarite
Detailed sheet
linarite
Identified in 1839, it was named after its place of discovery: Linares in Spain.
CHEMICAL CHARACTERISTICS
PbCu[SO4](OH)2
lead and copper sulphate
PHYSICAL CHARACTERISTICS
Main color
blue
Color of streak
blue
Luster
vitreous
Hardness
2.5 to 0.0
Density
5.30 to 0.00
Cleavage
perfect
Fracture
conchoidal
OPTICAL PROPERTIES
Transparency
translucent, transparent
Refractive index
1.801 - 1.860
Double refraction
0.050
definite, biaxial (-)
visible double refraction
No
Dispersion
+
Pleochroism
weak
Number of colors
2
light blue, dark blue
Fluorescence
none
CRYSTALS PROPERTIES
prismatic, acicular in tufts
crystals system
monoclinic
OTHER INFORMATIONS
APPROACHING GEMS
Exploited
sites
It is found in Bolivia, Zambia, Tsumeb (Namibia), United States (California, Nevada, Arizona, Pennsylvania, New Jersey), Canada, Australia, China, Japan, Russia (Siberia). ..
use in jewelry
Its softness makes it only a stone collection, it is cut baguette.
Other
Gems
Venez visitez
notre site web
voillot-joaillier.fr
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