Elbaite and Manganotantalite Physical Properties

Elbaite

Manganotantalite

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2 Physical Properties

2.1 Tenacity

Not Available

2.4 Solubility

Not Available

2.7 Durability

Not Available

2.10 Specific Gravity

2.90-3.10Not Available

1 7.18

3.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009)

3.6 Cleavage

Poor/indistinct on {1120} and {1011}

Not Available

3.7 Mohs Hardness

75.5-6.5

2 10

4.3 Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

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

Elbaite and Manganotantalite Chemical Formula

While comparing Elbaite 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 Elbaite and Manganotantalite chemical formula.

Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

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Elbaite and Manganotantalite Specific Gravity

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