Iddingsite and Cassiterite Physical Properties

Iddingsite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.5-2.86.86-7.03

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{???} Perfect

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

1.7 Mohs Hardness

36-7

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

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

Iddingsite and Cassiterite Chemical Formula

While comparing Iddingsite 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 Iddingsite and Cassiterite chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Iddingsite and Cassiterite Specific Gravity

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