Opal Ethiopia and Chrome-Chalcedony Physical Properties

Opal Ethiopia

Chrome-Chalcedony

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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

Not Available2.55-2.70

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

5.5-6.56.5-7

2 10

1.8 Chemical Composition

Not Available

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Opal Ethiopia and Chrome-Chalcedony Chemical Formula

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

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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Opal Ethiopia and Chrome-Chalcedony Specific Gravity

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