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Girasol
Girasol

Norbergite
Norbergite



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Girasol
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Norbergite

Girasol and Norbergite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
-
-
-
3.177
Uneven, Conchoidal
{???} Distinct
6-6.5
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Girasol and Norbergite Chemical Formula

While comparing Girasol and Norbergite 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 Girasol and Norbergite chemical formula.

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Girasol and Norbergite Specific Gravity

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