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Anglesite
Anglesite

Sylvite
Sylvite



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Anglesite
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Sylvite

Anglesite and Sylvite Physical Properties

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Physical Properties

Tenacity

-
Brittle

Solubility

-
Soluble

Durability

-
-

Specific Gravity

6.30-6.391.993
1 7.18
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Fracture

Conchoidal
Uneven

Cleavage

[001] good, [210] distinct
Perfect on [100], [010], [001]

Mohs Hardness

3-3.52.5
2 10
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Chemical Composition

PbSO 4Michael O’Donoghue , Gems, Sixth edition (2006) More from other references
KCl

Anglesite and Sylvite Chemical Formula

While comparing Anglesite 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 Anglesite and Sylvite chemical formula.

  • Chemical formula of Anglesite- PbSO 4Michael O’Donoghue , Gems, Sixth edition (2006) More from other references
  • Chemical formula of Sylvite- KCl

Anglesite and Sylvite Specific Gravity

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