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Lazulite
Lazulite

Variscite
Variscite



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Lazulite
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Variscite

Lazulite and Variscite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
-
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
 
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-
-
2.42-2.58
Conchoidal, Splintery, ConchoidalWalter Schumann
[010] perfect
4-5
AlPO4 · 2(H2O)

Lazulite and Variscite Chemical Formula

While comparing Lazulite and Variscite 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 Variscite chemical formula.

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Lazulite and Variscite Specific Gravity

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