Cassiterite and Aragonite Physical Properties

Cassiterite

Aragonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

insoluble

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

6.86-7.032.93-2.96

1 7.18

1.5 Fracture

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

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

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

Distinct on {010}, imperfect {110} and {011}

1.7 Mohs Hardness

6-73.5-4

2 10

1.8 Chemical Composition

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

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cassiterite and Aragonite Chemical Formula

While comparing Cassiterite and Aragonite 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 Aragonite chemical formula.

Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Cassiterite and Aragonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.