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Quartz and Staurolite Physical Properties


Staurolite and Quartz Physical Properties


Physical Properties

Tenacity
Brittle   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.65   
3.7-3.8   

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

Cleavage
{0110} Indistinct   
Distinct on {010}   

Mohs Hardness
7   
7-7.5   

Chemical Composition
SiO2   
(Fe,Mg,Zn) 2Al 9(Si,Al) 4O 22(OH) 2Ulrich Henn and Claudio C.   

Optical Properties >>
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Quartz and Staurolite Chemical Formula

While comparing Quartz and Staurolite 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 Quartz and Staurolite chemical formula.

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Quartz and Staurolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Quartz and Staurolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Quartz and Staurolite Optical Properties during the identification of gemstone. Specific gravity of Quartz is 3.7-3.8 whereas that of Staurolite is 3.7-3.8.

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