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Selenite
Selenite

Grandidierite
Grandidierite



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Selenite
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Grandidierite

Selenite and Grandidierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
2
CaSO4·2H2O
 
-
-
-
2.85-3.00
Uneven
Perfect
7.5
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Selenite and Grandidierite Chemical Formula

While comparing Selenite and Grandidierite 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 Selenite and Grandidierite chemical formula.

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Selenite and Grandidierite Specific Gravity

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