Adamite and Cassiterite Physical Properties

Adamite

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

4.32-4.48

6.86-7.03

1.5 Fracture

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

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

1.6 Cleavage

{101}, good; {010}, poor

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

1.7 Mohs Hardness

3.5

6-7

1.8 Chemical Composition

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

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

Adamite and Cassiterite Chemical Formula

While comparing Adamite 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 Adamite and Cassiterite chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Adamite and Cassiterite Specific Gravity

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