Sylvite and Celestine Physical Properties

Sylvite

Celestine

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.9933.90-4.00

1 7.18

1.5 Fracture

Uneven, Brittle

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

1.6 Cleavage

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

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

1.7 Mohs Hardness

2.53-3.5

2 10

1.8 Chemical Composition

Not Available

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

Sylvite and Celestine Chemical Formula

While comparing Sylvite and Celestine 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 Celestine chemical formula.

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

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Sylvite and Celestine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sylvite and Celestine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sylvite and Celestine Optical Properties during the identification of gemstone. Specific gravity of Sylvite is 3.90-4.00 whereas that of Celestine is 3.90-4.00.