Lazulite and Ceylonite Physical Properties

Lazulite

Ceylonite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.173.63-3.9

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones of the world (2001) More from other references

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{001} Indistinct, {???} Indistinct

Indistinct

1.7 Mohs Hardness

5.57.5-8

2 10

1.8 Chemical Composition

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

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

Lazulite and Ceylonite Chemical Formula

While comparing Lazulite and Ceylonite 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 Ceylonite chemical formula.

Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

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Lazulite and Ceylonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Ceylonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Ceylonite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 3.63-3.9 whereas that of Ceylonite is 3.63-3.9.