Sard and Magnesite Physical Properties

Sard

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

2.58-2.632.92-3.12

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

[10 1 1] perfect

1.7 Mohs Hardness

6.5-73.5-4.5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sard and Magnesite Chemical Formula

While comparing Sard 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 Sard and Magnesite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Sard and Magnesite Specific Gravity

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