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Elbaite
Elbaite

Helenite
Helenite



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Elbaite
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Helenite

Elbaite and Helenite Physical Properties

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Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.90-3.10-9999
1 7.18
👆🏻

Fracture

Uneven, Conchoidal
-

Cleavage

Poor/indistinct on {1120} and {1011}
Indiscernible

Mohs Hardness

7-9999
2 10
👆🏻

Chemical Composition

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
SiO2

Elbaite and Helenite Chemical Formula

While comparing Elbaite and Helenite 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 Elbaite and Helenite chemical formula.

  • Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
  • Chemical formula of Helenite- SiO2

Elbaite and Helenite Specific Gravity

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