Nickeline and Lazulite Physical Properties

Nickeline

Lazulite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.04-3.17

1 7.18

1.5 Fracture

Conchoidal, Uneven

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

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

{001} Indistinct, {???} Indistinct

1.7 Mohs Hardness

5-5.55.5

2 10

1.8 Chemical Composition

Not Available

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

Nickeline and Lazulite Chemical Formula

While comparing Nickeline 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 Nickeline and Lazulite chemical formula.

Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

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Nickeline and Lazulite Specific Gravity

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