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Almandine
Almandine

Pleonast
Pleonast



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Almandine
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Pleonast

Almandine and Pleonast Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.95-4.30
Conchoidal
none
7-7.5
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
 
-
-
-
-9999
-
Perfect
-9999
MgAl2O4

Almandine and Pleonast Chemical Formula

While comparing Almandine and Pleonast 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 Almandine and Pleonast chemical formula.

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Almandine and Pleonast Specific Gravity

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