Rhodochrosite and Cassiterite Physical Properties

Rhodochrosite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.0-3.3

6.86-7.03

1.5 Fracture

Uneven, Conchoidal, Conchoidal to uneven, Brittle

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

1.6 Cleavage

On {10 1 1} perfect; parting on {10 1 2}

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

1.7 Mohs Hardness

3.5-4

6-7

1.8 Chemical Composition

MnCO₃

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

Rhodochrosite and Cassiterite Chemical Formula

While comparing Rhodochrosite 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 Rhodochrosite and Cassiterite chemical formula.

Chemical formula of Rhodochrosite- MnCO₃
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rhodochrosite and Cassiterite Specific Gravity

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