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Spinel
Spinel

Opal Ethiopia
Opal Ethiopia



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Spinel
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Opal Ethiopia

Spinel and Opal Ethiopia Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
none
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.64-3.66Not Available
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Not Available
1.6 Cleavage
None, but may exhibit slight parting
Not Available
1.7 Mohs Hardness
85.5-6.5
Amber
2 10
1.8 Chemical Composition
MgAl2O4
Not Available

Spinel and Opal Ethiopia Chemical Formula

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

  • Chemical formula of Spinel- MgAl2O4
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Spinel and Opal Ethiopia Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spinel and Opal Ethiopia Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spinel and Opal Ethiopia Optical Properties during the identification of gemstone. Specific gravity of Spinel is Not Available whereas that of Opal Ethiopia is Not Available.