White Opal and Celestine Physical Properties

White Opal

Celestine

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.503.90-4.00

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

5.5-6.53-3.5

2 10

1.8 Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

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

White Opal and Celestine Chemical Formula

While comparing White Opal 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 White Opal and Celestine chemical formula.

Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

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White Opal Vs Iolite

White Opal Vs Idocrase

White Opal and Celestine Specific Gravity

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