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Grandidierite
Grandidierite

Erythrite
Erythrite



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Grandidierite
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Erythrite

Grandidierite and Erythrite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.85-3.00
Uneven
Perfect
7.5
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
 
Sectile
-
-
3.06
Sectile
Perfect on {010}; poor on {100} and { 1 02}.
-9999
Co3(AsO4)2•8(H2O)

Grandidierite and Erythrite Chemical Formula

While comparing Grandidierite 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 Grandidierite and Erythrite chemical formula.

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Grandidierite and Erythrite Specific Gravity

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