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Taaffeite
Taaffeite

Dioptase
Dioptase



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Taaffeite
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Dioptase

Taaffeite and Dioptase Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

3.60-3.613.25-3.35
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal, ConchoidalWalter Schumann

Cleavage

Imperfect/fair/absent
Perfect in three directions

Mohs Hardness

8-8.55
2 10
👆🏻

Chemical Composition

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Taaffeite and Dioptase Chemical Formula

While comparing Taaffeite and Dioptase 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 Taaffeite and Dioptase chemical formula.

  • Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Dioptase- CuSiO 2(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Taaffeite and Dioptase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Taaffeite and Dioptase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Taaffeite and Dioptase Optical Properties during the identification of gemstone. Specific gravity of Taaffeite is 3.25-3.35 whereas that of Dioptase is 3.25-3.35.