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Star Sapphire
Star Sapphire

Cassiterite
Cassiterite



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Star Sapphire
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Cassiterite

Star Sapphire 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
3.90-4.056.86-7.03
Amber
1 7.18
1.5 Fracture
Not Available
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
1.6 Cleavage
Not Available
{100} imperfect, {110} indistinct; partings on {111} or {011}
1.7 Mohs Hardness
Not Available6-7
Amber
2 10
1.8 Chemical Composition
Al 2O 3Ulrich Henn and Claudio C.
SnO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Star Sapphire and Cassiterite Chemical Formula

While comparing Star Sapphire 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 Star Sapphire and Cassiterite chemical formula.

  • Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.
  • Chemical formula of Cassiterite- SnO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Star Sapphire and Cassiterite Specific Gravity

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