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Carnelian and Lazulite Physical Properties


Lazulite and Carnelian Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.58-2.64   
3.04-3.17   

Fracture
Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)   
Uneven, Uneven, Gemstones of the world (2001) More from other references   

Cleavage
Absent   
{001} Indistinct, {???} Indistinct   

Mohs Hardness
6.5-7   
5.5   

Chemical Composition
SiO2   
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references   

Optical Properties >>
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Carnelian and Lazulite Chemical Formula

While comparing Carnelian and Lazulite 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 Lazulite chemical formula.

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Carnelian and Lazulite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnelian and Lazulite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnelian and Lazulite Optical Properties during the identification of gemstone. Specific gravity of Carnelian is 3.04-3.17 whereas that of Lazulite is 3.04-3.17.

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