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Pleonast
Pleonast

Spessartine
Spessartine



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Pleonast
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Spessartine

Pleonast and Spessartine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
-9999
MgAl2O4
 
-
-
-
4.12-4.18
Conchoidal
{???} Distinct
7-7.5
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Pleonast and Spessartine Chemical Formula

While comparing Pleonast and Spessartine 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 Pleonast and Spessartine chemical formula.

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Pleonast and Spessartine Specific Gravity

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