Lazulite and Hodgkinsonite Physical Properties

Lazulite

Hodgkinsonite

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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

3.04-3.174.06-4.08

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

1.6 Cleavage

{001} Indistinct, {???} Indistinct

{???} Perfect

1.7 Mohs Hardness

5.54.5-5

2 10

1.8 Chemical Composition

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

Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Lazulite and Hodgkinsonite Chemical Formula

While comparing Lazulite and Hodgkinsonite 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 Hodgkinsonite 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 Hodgkinsonite- Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Lazulite and Hodgkinsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Hodgkinsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Hodgkinsonite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 4.06-4.08 whereas that of Hodgkinsonite is 4.06-4.08.