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Black Opal
Black Opal

Garnet
Garnet



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Black Opal
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Garnet

Black Opal and Garnet Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.97-2.22
Conchoidal
None
6-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.
 
-
-
-
3.55-4.33
Conchoidal, Uneven
Indistinct
6.5-7.5
Garnet is a series of several different minerals with unique chemical formulas.

Black Opal and Garnet Chemical Formula

While comparing Black Opal and Garnet 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 Black Opal and Garnet chemical formula.

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Black Opal and Garnet Specific Gravity

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