Phenakite and Manganotantalite Physical Properties

Phenakite

Manganotantalite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-2.98Not Available

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Distinct on {11 2 0}, imperfect on {10 1 1}

Not Available

1.7 Mohs Hardness

7.5-85.5-6.5

2 10

1.8 Chemical Composition

Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Phenakite and Manganotantalite Chemical Formula

While comparing Phenakite 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 Phenakite and Manganotantalite chemical formula.

Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Compare Colorless Gems

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Phenakite and Manganotantalite Specific Gravity

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