Cassiterite and Phlogopite Physical Properties

Cassiterite

Phlogopite

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1 Physical Properties

1.1 Tenacity

Brittle

Tough

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.86-7.032.78-2.85

1 7.18

1.5 Fracture

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

None, Uneven

1.6 Cleavage

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

Perfect basal (001)

1.7 Mohs Hardness

6-72-2.5

2 10

1.8 Chemical Composition

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

Not Available

Cassiterite and Phlogopite Chemical Formula

While comparing Cassiterite and Phlogopite 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 Cassiterite and Phlogopite chemical formula.

Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Cassiterite and Phlogopite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Phlogopite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Phlogopite Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 2.78-2.85 whereas that of Phlogopite is 2.78-2.85.