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Realgar
Realgar
☒

Grandidierite
Grandidierite
☒



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Realgar
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Grandidierite

Realgar and Grandidierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.56
-
{010} Good
-9999
AsSMichael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
2.85-3.00
Uneven
Perfect
7.5
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Realgar and Grandidierite Chemical Formula

While comparing Realgar 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 Realgar and Grandidierite chemical formula.

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Realgar and Grandidierite Specific Gravity

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