Pyroxmangite and Sinhalite Physical Properties

Pyroxmangite

Sinhalite

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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

3.76-3.773.46-3.50

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

{110} Perfect, {110} Perfect

Not Available

1.7 Mohs Hardness

5-66-7

2 10

1.8 Chemical Composition

(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pyroxmangite and Sinhalite Chemical Formula

While comparing Pyroxmangite and Sinhalite 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 Pyroxmangite and Sinhalite chemical formula.

Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.
Chemical formula of Sinhalite- MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Pyroxmangite and Sinhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyroxmangite and Sinhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyroxmangite and Sinhalite Optical Properties during the identification of gemstone. Specific gravity of Pyroxmangite is 3.46-3.50 whereas that of Sinhalite is 3.46-3.50.