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Carnelian
Carnelian

Lazurite
Lazurite



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Carnelian
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Lazurite

Carnelian and Lazurite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.58-2.64
Uneven, Splintery, Conchoidal
Absent
6.5-7
SiO2
 
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.

Carnelian and Lazurite Chemical Formula

While comparing Carnelian 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 Carnelian and Lazurite chemical formula.

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Carnelian and Lazurite Specific Gravity

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