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Violane
Violane

Lapis lazuli
Lapis lazuli



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Violane
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Lapis lazuli

Violane and Lapis lazuli Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.22-3.40
Conchoidal
Perfect
5-6
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)
 
-
-
-
2.50-3.00
Uneven-Conchoidal, ConchoidalWalter Schumann
3,6
5.5
The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)8Al6Si6O24(S,SO)4

Violane and Lapis lazuli Chemical Formula

While comparing Violane and Lapis lazuli 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 Violane and Lapis lazuli chemical formula.

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Violane and Lapis lazuli Specific Gravity

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