Common Opal and Beryl Physical Properties

Common Opal

Beryl

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.50

2.60-2.90

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

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

5.5-6.5

7.5-8

1.8 Chemical Composition

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

Be₃Al₂Si₆O₁₈

Common Opal and Beryl Chemical Formula

While comparing Common 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 Common Opal and Beryl chemical formula.

Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Beryl- Be₃Al₂Si₆O₁₈

Compare Blue Gemstones

Common Opal Vs Dravite

Common Opal Vs Diamond

Common Opal Vs Dumortierite

Common Opal and Beryl Specific Gravity

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

Blue Gemstones

Coral

Cordierite Iolite

Covellite

Cyprine of Berzelius

Diamond

Dravite