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Spodumene and Creedite Physical Properties


Creedite and Spodumene Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.15-3.21   
2.70   

Fracture
Uneven, Subconchoidal, Gemstones (2009)   
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   

Cleavage
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°   
Perfect on {100}   

Mohs Hardness
6-7   
4.5   

Chemical Composition
LiAlSi2O6   
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.   

Optical Properties >>
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Spodumene and Creedite Chemical Formula

While comparing Spodumene and Creedite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Spodumene and Creedite chemical formula.

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Spodumene and Creedite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Creedite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Creedite Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 2.70 whereas that of Creedite is 2.70.

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Green Gemstones


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