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Montebrasite
Montebrasite

Pumpellyite
Pumpellyite



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Montebrasite
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Pumpellyite

Montebrasite and Pumpellyite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.98-3.10
Uneven, Conchoidal
{100} Perfect, {110} Good, {011} Distinct
5.5-6
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
 
-
-
-
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.

Montebrasite and Pumpellyite Chemical Formula

While comparing Montebrasite 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 Montebrasite and Pumpellyite chemical formula.

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Montebrasite and Pumpellyite Specific Gravity

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