Opal Ethiopia and Chalcedony Physical Properties

Opal Ethiopia

Chalcedony

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.55-2.70

1 7.18

1.5 Fracture

Not Available

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

1.6 Cleavage

Not Available

Absent

1.7 Mohs Hardness

5.5-6.56.5-7

2 10

1.8 Chemical Composition

Not Available

SiO₂

Opal Ethiopia and Chalcedony Chemical Formula

While comparing Opal Ethiopia and Chalcedony 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 Opal Ethiopia and Chalcedony chemical formula.

Chemical formula of Chalcedony- SiO₂

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Opal Ethiopia and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal Ethiopia and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal Ethiopia and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Opal Ethiopia is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.