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Spodumene
Spodumene

Serpentine
Serpentine



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Spodumene
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Serpentine
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
insoluble
-
3.15-3.21
Uneven, Subconchoidal
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
6-7
LiAlSi2O6
 
-
-
-
2.44-2.62
Uneven
Indiscernible
2.5-5.5
H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references