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Eilat stone
Eilat stone

Neptunite
Neptunite



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Eilat stone
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Neptunite

Eilat stone and Neptunite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
-
-9999
Cu3(PO4)(OH)3
 
Brittle
-
-
3.19-3.23
Conchoidal
{110} good
5-6
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)

Eilat stone and Neptunite Chemical Formula

While comparing Eilat stone 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 Eilat stone and Neptunite chemical formula.

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Eilat stone and Neptunite Specific Gravity

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