Goshenite and Onyx Physical Properties

Goshenite

Onyx

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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

2.60-2.902.55-2.70

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

3,1 basal

Indiscernible

1.7 Mohs Hardness

7.5-86.5-7

2 10

1.8 Chemical Composition

Be₃Al₂SiO₆

SiO₂

Goshenite and Onyx Chemical Formula

While comparing Goshenite 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 Goshenite and Onyx chemical formula.

Chemical formula of Goshenite- Be₃Al₂SiO₆
Chemical formula of Onyx- SiO₂

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Goshenite and Onyx Specific Gravity

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