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Pleonast
Pleonast

Hercynite
Hercynite



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Pleonast
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Hercynite

Pleonast and Hercynite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
-9999
MgAl2O4
 
-
-
-
4.39
Uneven
{111} Indistinct, {111} Indistinct, {111} Indistinct
7.5-8
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Pleonast and Hercynite Chemical Formula

While comparing Pleonast and Hercynite 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 Hercynite chemical formula.

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Pleonast and Hercynite Specific Gravity

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