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Schorl
Schorl

Erythrite
Erythrite



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Schorl
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Erythrite

Schorl and Erythrite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.18-3.22
Uneven, Conchoidal
{1011} Indistinct
-9999
Na(Fe2+3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
 
Sectile
-
-
3.06
Sectile
Perfect on {010}; poor on {100} and { 1 02}.
-9999
Co3(AsO4)2•8(H2O)

Schorl and Erythrite Chemical Formula

While comparing Schorl and Erythrite 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 Schorl and Erythrite chemical formula.

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Schorl and Erythrite Specific Gravity

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