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White Opal
White Opal

Norbergite
Norbergite



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White Opal
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Norbergite

White Opal 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)

White Opal and Norbergite Chemical Formula

While comparing White Opal 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 White Opal and Norbergite chemical formula.

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White Opal and Norbergite Specific Gravity

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