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Grandidierite
Grandidierite

Plumbogummite
Plumbogummite



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Grandidierite
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Plumbogummite

Grandidierite and Plumbogummite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.85-3.00
Uneven
Perfect
7.5
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
 
Brittle
Soluble
-
4.014
Uneven, Conchoidal
None
4-5
PbAl3(PO4)(SO4)(OH)6

Grandidierite and Plumbogummite Chemical Formula

While comparing Grandidierite and Plumbogummite 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 Grandidierite and Plumbogummite chemical formula.

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Grandidierite and Plumbogummite Specific Gravity

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