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Grandidierite
Grandidierite
☒

Chlorastrolite
Chlorastrolite
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Grandidierite
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Chlorastrolite

Grandidierite and Chlorastrolite 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.
 
-
-
-
3.1-3.5
Granular
None
5-6
Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

Grandidierite and Chlorastrolite Chemical Formula

While comparing Grandidierite and Chlorastrolite 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 Chlorastrolite chemical formula.

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Grandidierite and Chlorastrolite Specific Gravity

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