Agate Opal and Bertrandite Physical Properties

Agate Opal

Bertrandite

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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

1.98-2.502.59-2.60

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

{001} Perfect, {110} Distinct, {101} Distinct

1.7 Mohs Hardness

5.5-6.56-7

2 10

1.8 Chemical Composition

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

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Agate Opal and Bertrandite Chemical Formula

While comparing Agate Opal and Bertrandite 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 Agate Opal and Bertrandite chemical formula.

Chemical formula of Agate Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Compare Gems Found In Africa

Agate Opal Vs Anorthoclase

Agate Opal Vs Anthophyllite

Agate Opal Vs Anorthite

Agate Opal and Bertrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agate Opal and Bertrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agate Opal and Bertrandite Optical Properties during the identification of gemstone. Specific gravity of Agate Opal is 2.59-2.60 whereas that of Bertrandite is 2.59-2.60.