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Lazulite
Lazulite

Erythrite
Erythrite



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Lazulite
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Erythrite

Lazulite and Erythrite Physical Properties

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
 
Sectile
-
-
3.06
Sectile
Perfect on {010}; poor on {100} and { 1 02}.
-9999
Co3(AsO4)2•8(H2O)

Lazulite and Erythrite Chemical Formula

While comparing Lazulite and Erythrite 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 Erythrite chemical formula.

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Lazulite and Erythrite Specific Gravity

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