Pyroxmangite and Elbaite Physical Properties

Pyroxmangite

Elbaite

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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

3.76-3.772.90-3.10

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{110} Perfect, {110} Perfect

Poor/indistinct on {1120} and {1011}

1.7 Mohs Hardness

5-67

2 10

1.8 Chemical Composition

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

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

Pyroxmangite and Elbaite Chemical Formula

While comparing Pyroxmangite and Elbaite 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 Elbaite chemical formula.

Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.
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

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Pyroxmangite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyroxmangite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyroxmangite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Pyroxmangite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.