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Opal Ethiopia
Opal Ethiopia

Goethite
Goethite



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Opal Ethiopia
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Goethite

Opal Ethiopia and Goethite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
5.5-6.5
SiO2*nH2O
 
-
HCl soluble
-
4.27-4.29
Uneven
Perfect {010}
5-5.5
FeO(OH)Arthur Thomas , Gemstones (2009)

Opal Ethiopia and Goethite Chemical Formula

While comparing Opal Ethiopia and Goethite 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 Goethite chemical formula.

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Opal Ethiopia and Goethite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal Ethiopia and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal Ethiopia Vs Goethite during the identification of gemstone. Specific gravity of Opal Ethiopia is whereas that of Goethite is .