Lazulite and Clinohumite Physical Properties

Lazulite

Clinohumite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.173.13-3.75

1 7.18

1.5 Fracture

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

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

{001} Indistinct, {???} Indistinct

Poor on {100}

1.7 Mohs Hardness

5.56

2 10

1.8 Chemical Composition

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

(Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Lazulite and Clinohumite Chemical Formula

While comparing Lazulite and Clinohumite 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 Clinohumite 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 Clinohumite- (Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Lazulite and Clinohumite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Clinohumite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Clinohumite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 3.13-3.75 whereas that of Clinohumite is 3.13-3.75.