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Smaragdite
Smaragdite

Sylvite
Sylvite



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Smaragdite
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Sylvite

Smaragdite and Sylvite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

3.24-3.501.993
1 7.18
👆🏻

Fracture

-
Uneven

Cleavage

None
Perfect on [100], [010], [001]

Mohs Hardness

5.52.5
2 10
👆🏻

Chemical Composition

NaCa2(Al,Fe)3Si6O18(OH)4
KCl

Smaragdite and Sylvite Chemical Formula

While comparing Smaragdite and Sylvite 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 Smaragdite and Sylvite chemical formula.

  • Chemical formula of Smaragdite- NaCa2(Al,Fe)3Si6O18(OH)4
  • Chemical formula of Sylvite- KCl

Smaragdite and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smaragdite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smaragdite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Smaragdite is 1.993 whereas that of Sylvite is 1.993.