Onyx and Pleonast Physical Properties

Onyx

Pleonast

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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

2.55-2.70Not Available

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Indiscernible

Not Available

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

SiO₂

Not Available

Onyx and Pleonast Chemical Formula

While comparing Onyx and Pleonast 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 Onyx and Pleonast chemical formula.

Chemical formula of Onyx- SiO₂

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Onyx and Pleonast Specific Gravity

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