Celestine and Sylvite Physical Properties

Celestine

Sylvite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.90-4.001.993

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Uneven, Brittle

1.6 Cleavage

Perfect on {001}, good on {210}, poor on {010}

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

1.7 Mohs Hardness

3-3.52.5

2 10

1.8 Chemical Composition

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Not Available

Celestine and Sylvite Chemical Formula

While comparing Celestine and Sylvite 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 Celestine and Sylvite chemical formula.

Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Celestine and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Celestine and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Celestine and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Celestine is 1.993 whereas that of Sylvite is 1.993.