Cassiterite and Topaz Physical Properties

Cassiterite

Topaz

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

insoluble

6.86-7.03

Subconchoidal, Uneven, Conchoidal, Irregular

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

6-7

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

3.49-3.57

Subconchoidal, Uneven, Conchoidal

[001] Perfect

Al₂SiO₄(F,OH)₂

Cassiterite and Topaz Chemical Formula

While comparing Cassiterite and Topaz 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 Topaz chemical formula.

Compare Red Gemstones

Cassiterite Vs Chrome-Chalcedony

Cassiterite Vs Cinnabar

Cassiterite Vs Crocoite

Cassiterite and Topaz Specific Gravity

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