Celestine and Anorthite Physical Properties

Celestine

Anorthite

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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

3.90-4.002.77

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Perfect [001] good [010] poor [110]

1.7 Mohs Hardness

3-3.56-6.5

2 10

1.8 Chemical Composition

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

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Celestine and Anorthite Chemical Formula

While comparing Celestine and Anorthite 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 Anorthite chemical formula.

Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Celestine and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Celestine and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Celestine and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Celestine is 2.77 whereas that of Anorthite is 2.77.