Manganotantalite and Norbergite Physical Properties

Manganotantalite

Norbergite

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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 Available3.177

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

1.6 Cleavage

Not Available

{???} Distinct

1.7 Mohs Hardness

5.5-6.56-6.5

2 10

1.8 Chemical Composition

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

Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Manganotantalite and Norbergite Chemical Formula

While comparing Manganotantalite and Norbergite 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 Norbergite chemical formula.

Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

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Manganotantalite and Norbergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Manganotantalite and Norbergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Manganotantalite and Norbergite Optical Properties during the identification of gemstone. Specific gravity of Manganotantalite is 3.177 whereas that of Norbergite is 3.177.