Ammolite and Onyx Physical Properties

Ammolite

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

2.75-2.802.55-2.70

1 7.18

1.5 Fracture

Uneven, Granular

Not Available

1.6 Cleavage

no true cleavage

Indiscernible

1.7 Mohs Hardness

46.5-7

2 10

1.8 Chemical Composition

Not Available

SiO₂

Ammolite and Onyx Chemical Formula

While comparing Ammolite 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 Ammolite and Onyx chemical formula.

Chemical formula of Onyx- SiO₂

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Ammolite and Onyx Specific Gravity

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