Ceylonite and Onyx Physical Properties

Ceylonite

Onyx

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.63-3.92.55-2.70

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Indistinct

Indiscernible

1.7 Mohs Hardness

7.5-86.5-7

2 10

1.8 Chemical Composition

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

SiO₂

Ceylonite and Onyx Chemical Formula

While comparing Ceylonite and Onyx 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 Ceylonite and Onyx chemical formula.

Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Chemical formula of Onyx- SiO₂

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Ceylonite and Onyx Specific Gravity

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