Manganotantalite and Dumortierite Physical Properties

Manganotantalite

Dumortierite

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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 Available3.26-3.41

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

1.6 Cleavage

Not Available

Distinct on {100}, poor on {110}; parting on {001}

1.7 Mohs Hardness

5.5-6.57-8.5

2 10

1.8 Chemical Composition

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

AlAl₆O₃BSi₃O₁₈

Manganotantalite and Dumortierite Chemical Formula

While comparing Manganotantalite and Dumortierite 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 Dumortierite chemical formula.

Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Manganotantalite and Dumortierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Manganotantalite and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Manganotantalite and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Manganotantalite is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.