Zincite and Magnesite Physical Properties

Zincite

Magnesite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Effervesces in hot HCl

1.3 Durability

Not Available

1.4 Specific Gravity

5.50-5.902.92-3.12

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

On {10 1 0}, perfect; parting on {000 1 }

[10 1 1] perfect

1.7 Mohs Hardness

43.5-4.5

2 10

1.8 Chemical Composition

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Zincite and Magnesite Chemical Formula

While comparing Zincite 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 Zincite and Magnesite chemical formula.

Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Zincite and Magnesite Specific Gravity

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