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Verdelite and Stichtite Physical Properties


Stichtite and Verdelite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.90-3.40   
2.11-2.20   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven   

Cleavage
Not Available   
Perfect on {0001}   

Mohs Hardness
7-7.5   
Not Available   

Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.   
Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Verdelite and Stichtite Chemical Formula

While comparing Verdelite and Stichtite 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 Verdelite and Stichtite chemical formula.

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Verdelite and Stichtite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdelite and Stichtite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdelite and Stichtite Optical Properties during the identification of gemstone. Specific gravity of Verdelite is 2.11-2.20 whereas that of Stichtite is 2.11-2.20.

Green Gemstones

Green Gemstones


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