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Omphacite
Omphacite

Neptunite
Neptunite



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Omphacite
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Neptunite

Omphacite and Neptunite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.16-3.43
Uneven, Conchoidal
{110} Good, {110} Good
5-6
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
 
Brittle
-
-
3.19-3.23
Conchoidal
{110} good
5-6
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)

Omphacite and Neptunite Chemical Formula

While comparing Omphacite and Neptunite 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 Omphacite and Neptunite chemical formula.

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Omphacite and Neptunite Specific Gravity

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