Chlorastrolite and Cassiterite Physical Properties

Chlorastrolite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.56.86-7.03

1 7.18

1.5 Fracture

Granular

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

5-66-7

2 10

1.8 Chemical Composition

Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

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

Chlorastrolite and Cassiterite Chemical Formula

While comparing Chlorastrolite 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 Chlorastrolite and Cassiterite chemical formula.

Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chlorastrolite and Cassiterite Specific Gravity

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