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Dioptase
Dioptase

Cordierite Iolite
Cordierite Iolite



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Dioptase
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Cordierite Iolite

Dioptase and Cordierite Iolite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.25-3.352.56-2.66
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Perfect in three directions
Not Available
1.7 Mohs Hardness
57-7.5
Amber
2 10
1.8 Chemical Composition
CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Dioptase and Cordierite Iolite Chemical Formula

While comparing Dioptase and Cordierite Iolite 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 Dioptase and Cordierite Iolite chemical formula.

  • Chemical formula of Dioptase- CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Dioptase and Cordierite Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dioptase and Cordierite Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dioptase and Cordierite Iolite Optical Properties during the identification of gemstone. Specific gravity of Dioptase is 2.56-2.66 whereas that of Cordierite Iolite is 2.56-2.66.