Celestine and Proustite Physical Properties

Celestine

Proustite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.90-4.005.51-5.64

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

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

Distinct on {10 1 1}

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

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

Celestine and Proustite Chemical Formula

While comparing Celestine and Proustite 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 Proustite chemical formula.

Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Proustite- Ag 3AsS 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Celestine and Proustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Celestine and Proustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Celestine and Proustite Optical Properties during the identification of gemstone. Specific gravity of Celestine is 5.51-5.64 whereas that of Proustite is 5.51-5.64.