Manganotantalite and Labradorite Physical Properties

Manganotantalite

Labradorite

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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 Available2.69-2.72

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Conchoidal, Gems, Sixth Edition (2006)

1.6 Cleavage

Not Available

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

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

(Na,Ca)_1-2Si_3-2O₈

Manganotantalite and Labradorite Chemical Formula

While comparing Manganotantalite and Labradorite 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 Labradorite chemical formula.

Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

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Manganotantalite and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Manganotantalite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Manganotantalite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Manganotantalite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.