Crystal Opal and Wardite Physical Properties

Crystal Opal

Wardite

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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

1.97-2.222.81

1 7.18

1.5 Fracture

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

1.6 Cleavage

Not Available

{001} Perfect

1.7 Mohs Hardness

5.5-6.54.5-5

2 10

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Crystal Opal and Wardite Chemical Formula

While comparing Crystal Opal and Wardite 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 Crystal Opal and Wardite chemical formula.

Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
Chemical formula of Wardite- NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Crystal Opal Vs Diaspore

Crystal Opal Vs Dravite

Crystal Opal and Wardite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crystal Opal and Wardite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crystal Opal and Wardite Optical Properties during the identification of gemstone. Specific gravity of Crystal Opal is 2.81 whereas that of Wardite is 2.81.