Home
Gemstones


Vishnevite and Lapis lazuli Physical Properties


Lapis lazuli and Vishnevite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
2.50-3.00   

Fracture
Brittle, Uneven   
Uneven-Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)   

Cleavage
Perfect   
3,6   

Mohs Hardness
5-6   
5.5   

Chemical Composition
Not Available   
The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)8Al6Si6O24(S,SO)4   

Optical Properties >>
<< Astrology

Vishnevite and Lapis lazuli Chemical Formula

While comparing Vishnevite 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 Vishnevite and Lapis lazuli chemical formula.

Compare Blue Gemstones

Vishnevite and Lapis lazuli Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vishnevite and Lapis lazuli Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vishnevite and Lapis lazuli Optical Properties during the identification of gemstone. Specific gravity of Vishnevite is 2.50-3.00 whereas that of Lapis lazuli is 2.50-3.00.

Blue Gemstones

Blue Gemstones


Compare Blue Gemstones