Charlesite and Celestine Physical Properties

Charlesite

Celestine

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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

1.793.90-4.00

1 7.18

1.5 Fracture

Irregular/uneven, Brittle, Metallic

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

1.6 Cleavage

Perfect on {10bar10}

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

1.7 Mohs Hardness

2.53-3.5

2 10

1.8 Chemical Composition

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)

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

Charlesite and Celestine Chemical Formula

While comparing Charlesite 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 Charlesite and Celestine chemical formula.

Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Charlesite and Celestine Specific Gravity

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