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Sylvite
Sylvite

Magnesite
Magnesite



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Sylvite
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Magnesite

Sylvite and Magnesite Physical Properties

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Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
Effervesces in hot HCl

Durability

-
-

Specific Gravity

1.9932.92-3.12
1 7.18
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Fracture

Uneven
Conchoidal

Cleavage

Perfect on [100], [010], [001]
[10 1 1] perfect

Mohs Hardness

2.53.5-4.5
2 10
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Chemical Composition

KCl
MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sylvite and Magnesite Chemical Formula

While comparing Sylvite 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 Sylvite and Magnesite chemical formula.

  • Chemical formula of Sylvite- KCl
  • Chemical formula of Magnesite- MgCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sylvite and Magnesite Specific Gravity

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