Dumortierite and Manganotantalite Physical Properties

Dumortierite

Manganotantalite

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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

3.26-3.41Not Available

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

7-8.55.5-6.5

2 10

1.8 Chemical Composition

AlAl₆O₃BSi₃O₁₈

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

Dumortierite and Manganotantalite Chemical Formula

While comparing Dumortierite and Manganotantalite 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 Dumortierite and Manganotantalite chemical formula.

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

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Dumortierite and Manganotantalite Specific Gravity

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