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Lazulite
Lazulite

Sardonyx
Sardonyx



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Lazulite
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Sardonyx

Lazulite and Sardonyx Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.04-3.17
Uneven
{001} Indistinct, {???} Indistinct
5.5
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
 
-
-
-
2.55-2.70
-
None
6.5-7
SiO 2Ulrich Henn and Claudio C.

Lazulite and Sardonyx Chemical Formula

While comparing Lazulite and Sardonyx 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 Lazulite and Sardonyx chemical formula.

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Lazulite and Sardonyx Specific Gravity

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