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Pleonaste
Pleonaste

Star Sapphire
Star Sapphire



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Pleonaste
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Star Sapphire

Pleonaste and Star Sapphire Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.80
-
Indistinct
8
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
 
-
-
-
3.90-4.05
-
None
-9999
Al 2O 3Ulrich Henn and Claudio C.

Pleonaste and Star Sapphire Chemical Formula

While comparing Pleonaste and Star Sapphire 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 Pleonaste and Star Sapphire chemical formula.

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Pleonaste and Star Sapphire Specific Gravity

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