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Pleonaste
Pleonaste

Ulexite
Ulexite



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Pleonaste
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Ulexite

Pleonaste and Ulexite Physical Properties

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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)
 
-
-
-
1.65-1.99
Uneven
{010} Perfect, {110} Perfect
2-2.5
NaCaB 5O 6(OH) 6 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Pleonaste and Ulexite Chemical Formula

While comparing Pleonaste and Ulexite 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 Ulexite chemical formula.

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Pleonaste and Ulexite Specific Gravity

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