Sylvite and Magnesite Physical Properties

Sylvite

Magnesite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Effervesces in hot HCl

1.3 Durability

Not Available

1.4 Specific Gravity

1.9932.92-3.12

1 7.18

1.5 Fracture

Uneven, Brittle

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Perfect on [100], [010], [001]

[10 1 1] perfect

1.7 Mohs Hardness

2.53.5-4.5

2 10

1.8 Chemical Composition

Not Available

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

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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.