Periclase and Cassiterite Physical Properties

Periclase

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

3.7-3.96.86-7.03

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

{001} perfect; {111} imperfect, may exhibit parting on , {011}

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

1.7 Mohs Hardness

5.5-66-7

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Periclase and Cassiterite Chemical Formula

While comparing Periclase 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 Periclase and Cassiterite chemical formula.

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

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Periclase and Cassiterite Specific Gravity

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