Crystal Opal and Beryl Physical Properties

Crystal Opal

Beryl

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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

1.97-2.222.60-2.90

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Uneven, Gems, Brittle

1.6 Cleavage

Not Available

Imperfect on {0001}

1.7 Mohs Hardness

5.5-6.57.5-8

2 10

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

Be₃Al₂Si₆O₁₈

Crystal Opal and Beryl Chemical Formula

While comparing Crystal Opal and Beryl 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 Beryl chemical formula.

Chemical formula of Crystal Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
Chemical formula of Beryl- Be₃Al₂Si₆O₁₈

Compare Yellow Gemstones

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Crystal Opal Vs Diaspore

Crystal Opal Vs Diopside

Crystal Opal and Beryl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crystal Opal and Beryl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crystal Opal and Beryl Optical Properties during the identification of gemstone. Specific gravity of Crystal Opal is 2.60-2.90 whereas that of Beryl is 2.60-2.90.