Paraiba and Onyx Physical Properties

Paraiba

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

3.04-3.132.55-2.70

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

Indiscernible

1.7 Mohs Hardness

7-7.56.5-7

2 10

1.8 Chemical Composition

Not Available

SiO₂

Paraiba and Onyx Chemical Formula

While comparing Paraiba 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 Paraiba and Onyx chemical formula.

Chemical formula of Onyx- SiO₂

Compare Blue Gemstones

Paraiba Vs Andean Opal

Paraiba Vs Anatase

Paraiba Vs Ammolite

Paraiba and Onyx Specific Gravity

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