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Spodumene and Sunstone Physical Properties


Sunstone and Spodumene Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.15-3.21   
2.62-2.65   

Fracture
Uneven, Subconchoidal, Gemstones (2009)   
Gemstones of the world (2001)   

Cleavage
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°   
001   

Mohs Hardness
6-7   
6   

Chemical Composition
LiAlSi2O6   
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8   

Optical Properties >>
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Spodumene and Sunstone Chemical Formula

While comparing Spodumene and Sunstone 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 Sunstone chemical formula.

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Spodumene and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.

Green Gemstones

Green Gemstones


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