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Willemite
Willemite

Heliodor
Heliodor



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Willemite
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Heliodor

Willemite and Heliodor Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.89-4.18-9999
1 7.18
👆🏻

Fracture

Conchoidal, Uneven
-

Cleavage

{0001}, {11 2 0} imperfect
Indiscernible

Mohs Hardness

5.57.5
2 10
👆🏻

Chemical Composition

Zn 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Be3Al2Si6O18

Willemite and Heliodor Chemical Formula

While comparing Willemite and Heliodor 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 Willemite and Heliodor chemical formula.

  • Chemical formula of Willemite- Zn 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Heliodor- Be3Al2Si6O18

Willemite and Heliodor Specific Gravity

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