Manganotantalite and Onyx Physical Properties

Manganotantalite

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

Not Available2.55-2.70

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Not Available

Indiscernible

1.7 Mohs Hardness

5.5-6.56.5-7

2 10

1.8 Chemical Composition

MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

SiO₂

Manganotantalite and Onyx Chemical Formula

While comparing Manganotantalite 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 Manganotantalite and Onyx chemical formula.

Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Onyx- SiO₂

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Manganotantalite and Onyx Specific Gravity

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