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Norbergite
Norbergite
☒

Grandidierite
Grandidierite
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Norbergite
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Grandidierite

Norbergite and Grandidierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.177
Uneven, Conchoidal
{???} Distinct
6-6.5
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
 
-
-
-
2.85-3.00
Uneven
Perfect
7.5
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Norbergite and Grandidierite Chemical Formula

While comparing Norbergite and Grandidierite 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 Norbergite and Grandidierite chemical formula.

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Norbergite and Grandidierite Specific Gravity

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