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Powellite
Powellite

Cassiterite
Cassiterite



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Cassiterite

Powellite and Cassiterite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
insoluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.236.86-7.03
Amber
1 7.18
1.5 Fracture
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
1.6 Cleavage
{111} Distinct
{100} imperfect, {110} indistinct; partings on {111} or {011}
1.7 Mohs Hardness
3.5-46-7
Amber
2 10
1.8 Chemical Composition
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
SnO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Powellite and Cassiterite Chemical Formula

While comparing Powellite 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 Powellite and Cassiterite chemical formula.

  • Chemical formula of Powellite- CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Cassiterite- SnO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Powellite and Cassiterite Specific Gravity

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