Sapphirine and Prase Opal Physical Properties

Sapphirine

Prase Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.40-3.581.98-2.25

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{010} Perfect

Not Available

1.7 Mohs Hardness

7.55-6.5

2 10

1.8 Chemical Composition

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

SiO 2 + H 2OUlrich Henn and Claudio C.

Sapphirine and Prase Opal Chemical Formula

While comparing Sapphirine and Prase Opal 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 Sapphirine and Prase Opal chemical formula.

Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Sapphirine and Prase Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphirine and Prase Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphirine and Prase Opal Optical Properties during the identification of gemstone. Specific gravity of Sapphirine is 1.98-2.25 whereas that of Prase Opal is 1.98-2.25.