Axinite and Cassiterite Physical Properties

Axinite

Cassiterite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

3.26-3.366.86-7.03

1 7.18

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Fracture

Conchoidal

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

Good on {100}

{100} imperfect, {110} indistinct; partings on {111} or {011}

Mohs Hardness

6.5-76-7

2 10

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Chemical Composition

(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Axinite and Cassiterite Chemical Formula

While comparing Axinite and Cassiterite 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 Axinite and Cassiterite chemical formula.

Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Axinite and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Axinite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Axinite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Axinite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.