Cassiterite and Fire Agate Physical Properties

Cassiterite

Fire Agate

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

6.86-7.032.60-2.64

1 7.18

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Fracture

Subconchoidal, Uneven, Conchoidal, Irregular

Uneven, Splintery, Conchoidal

Cleavage

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

Absent

Mohs Hardness

6-76.5-7

2 10

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Chemical Composition

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

SiO 2Arthur Thomas , Gemstones (2009)

Cassiterite and Fire Agate Chemical Formula

While comparing Cassiterite and Fire Agate 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 Fire Agate chemical formula.

Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Fire Agate- SiO 2Arthur Thomas , Gemstones (2009)

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Cassiterite and Fire Agate Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Fire Agate Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Fire Agate Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 2.60-2.64 whereas that of Fire Agate is 2.60-2.64.