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Thulite
Thulite

Lazulite
Lazulite



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Thulite
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Lazulite

Thulite and Lazulite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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3.1
Uneven, Conchoidal
Perfect {010} imperfect {100}
6-7
Ca2Al3(SiO4)3(OH)
 
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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

Thulite and Lazulite Chemical Formula

While comparing Thulite 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 Thulite and Lazulite chemical formula.

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Thulite and Lazulite Specific Gravity

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