Manganotantalite and Erythrite Physical Properties

Manganotantalite

Erythrite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.06

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Sectile Curved shavings or scrapings produced by a knife blade, (e.g. graphite).

1.6 Cleavage

Not Available

Perfect on {010}; poor on {100} and { 1 02}.

1.7 Mohs Hardness

5.5-6.5Not Available

2 10

1.8 Chemical Composition

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

Co3(AsO4)2•8(H2O)

Manganotantalite and Erythrite Chemical Formula

While comparing Manganotantalite and Erythrite 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 Erythrite chemical formula.

Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Erythrite- Co3(AsO4)2•8(H2O)

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Manganotantalite and Erythrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Manganotantalite and Erythrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Manganotantalite and Erythrite Optical Properties during the identification of gemstone. Specific gravity of Manganotantalite is 3.06 whereas that of Erythrite is 3.06.