Hercynite and Manganotantalite Physical Properties

Hercynite

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

4.39Not Available

1 7.18

1.5 Fracture

ConchoidalGemdat.org, Uneven

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{111} Indistinct, {111} Indistinct, {111} Indistinct

Not Available

1.7 Mohs Hardness

7.5-85.5-6.5

2 10

1.8 Chemical Composition

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

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

Hercynite and Manganotantalite Chemical Formula

While comparing Hercynite 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 Hercynite and Manganotantalite chemical formula.

Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

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Hercynite and Manganotantalite Specific Gravity

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