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Anorthite
Anorthite

Zircon
Zircon



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Anorthite
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Zircon

Anorthite and Zircon Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
insoluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.773.93-4.73
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Perfect [001] good [010] poor [110]
{110} and {111}
1.7 Mohs Hardness
6-6.57.5
Amber
2 10
1.8 Chemical Composition
CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
ZrSiO4

Anorthite and Zircon Chemical Formula

While comparing Anorthite and Zircon 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 Anorthite and Zircon chemical formula.

  • Chemical formula of Anorthite- CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Zircon- ZrSiO4

Anorthite and Zircon Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anorthite and Zircon Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anorthite and Zircon Optical Properties during the identification of gemstone. Specific gravity of Anorthite is 3.93-4.73 whereas that of Zircon is 3.93-4.73.