Cassiterite and Halite Physical Properties

Cassiterite

Halite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

insoluble

Water-soluble

1.3 Durability

Not Available

1.4 Specific Gravity

6.86-7.032.17

1 7.18

1.5 Fracture

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

Conchoidal, Brittle, Metallic

1.6 Cleavage

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

Perfect {001}, three directions cubic

1.7 Mohs Hardness

6-72.0-2.5

2 10

1.8 Chemical Composition

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

NaCl

Cassiterite and Halite Chemical Formula

While comparing Cassiterite and Halite 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 Halite chemical formula.

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

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Cassiterite and Halite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Halite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Halite Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 2.17 whereas that of Halite is 2.17.