Rosasite and Cassiterite Physical Properties

Rosasite

Cassiterite

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Physical Properties

Tenacity

Brittle

Solubility

Effervesces in cold

insoluble

Durability

Specific Gravity

4-4.26.86-7.03

1 7.18

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Fracture

Splintery

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

Perfect on {100} and {010}

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

Mohs Hardness

46-7

2 10

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Chemical Composition

CuZn(CO3)(OH)2

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

Rosasite and Cassiterite Chemical Formula

While comparing Rosasite and Cassiterite 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 Rosasite and Cassiterite chemical formula.

Chemical formula of Rosasite- CuZn(CO3)(OH)2
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rosasite and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rosasite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rosasite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Rosasite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.