Cassiterite and Labradorite Physical Properties

Cassiterite

Labradorite

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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

6.86-7.032.69-2.72

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}

1.7 Mohs Hardness

6-76-6.5

2 10

1.8 Chemical Composition

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

(Na,Ca)_1-2Si_3-2O₈

Cassiterite and Labradorite Chemical Formula

While comparing Cassiterite and Labradorite 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 Labradorite chemical formula.

Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Labradorite- (Na,Ca)_1-2Si_3-2O₈

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Cassiterite and Labradorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Labradorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Labradorite Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 2.69-2.72 whereas that of Labradorite is 2.69-2.72.