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Ulexite
Ulexite

Pumpellyite
Pumpellyite



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Ulexite
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Pumpellyite

Ulexite and Pumpellyite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
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)
 
-
-
-
3.20-3.30
-
Perfect
5-6
Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Ulexite and Pumpellyite Chemical Formula

While comparing Ulexite and Pumpellyite 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 Ulexite and Pumpellyite chemical formula.

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Ulexite and Pumpellyite Specific Gravity

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