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Erythrite and Smoky Quartz Physical Properties


Smoky Quartz and Erythrite Physical Properties


Physical Properties

Tenacity
Sectile   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.06   
2.65   

Fracture
Sectile Curved shavings or scrapings produced by a knife blade, (e.g. graphite).   
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)   

Cleavage
Perfect on {010}; poor on {100} and { 1 02}.   
{0110} Indistinct   

Mohs Hardness
Not Available   
7   

Chemical Composition
Co3(AsO4)2•8(H2O)   
SiO2   

Optical Properties >>
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Erythrite and Smoky Quartz Chemical Formula

While comparing Erythrite and Smoky Quartz 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 Erythrite and Smoky Quartz chemical formula.

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Erythrite and Smoky Quartz Specific Gravity

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

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