Lazulite and Magnesite Physical Properties

Lazulite

Magnesite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Effervesces in hot HCl

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.172.92-3.12

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

{001} Indistinct, {???} Indistinct

[10 1 1] perfect

1.7 Mohs Hardness

5.53.5-4.5

2 10

1.8 Chemical Composition

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

MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Lazulite and Magnesite Chemical Formula

While comparing Lazulite and Magnesite 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 Magnesite 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 Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Lazulite and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazulite and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazulite and Magnesite Optical Properties during the identification of gemstone. Specific gravity of Lazulite is 2.92-3.12 whereas that of Magnesite is 2.92-3.12.