Cassiterite and Star Ruby Physical Properties

Cassiterite

Star Ruby

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.86-7.033.95-4.10

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

6-7Not Available

2 10

1.8 Chemical Composition

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

Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Cassiterite and Star Ruby Chemical Formula

While comparing Cassiterite and Star Ruby 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 Star Ruby chemical formula.

Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Red Gemstones

Cassiterite Vs Chrome-Chalcedony

Cassiterite Vs Chrome Tourmaline

Cassiterite Vs Cinnabar

Cassiterite and Star Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.