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Demantoid
Demantoid

Lazurite
Lazurite



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Demantoid
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Lazurite

Demantoid and Lazurite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.77-3.95
-
Imperfect
6.5
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
 
Brittle
Soluble
-
2.75
Uneven, Conchoidal
Imperfect on {110}
5.5
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Demantoid and Lazurite Chemical Formula

While comparing Demantoid and Lazurite 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 Demantoid and Lazurite chemical formula.

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Demantoid and Lazurite Specific Gravity

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