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Pleonaste
Pleonaste

Norbergite
Norbergite



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Pleonaste
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Norbergite

Pleonaste and Norbergite 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)
 
-
-
-
3.177
Uneven, Conchoidal
{???} Distinct
6-6.5
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Pleonaste and Norbergite Chemical Formula

While comparing Pleonaste and Norbergite 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 Norbergite chemical formula.

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Pleonaste and Norbergite Specific Gravity

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