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Legrandite
Legrandite

Sylvite
Sylvite



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Legrandite
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Legrandite and Sylvite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.98-4.04
1.993
1.5 Fracture
Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle
Uneven, Brittle
1.6 Cleavage
Imperfect, poor one {100}
Perfect on [100], [010], [001]
1.7 Mohs Hardness
4.5-5
2.5
1.8 Chemical Composition
Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Not Available

Legrandite and Sylvite Chemical Formula

While comparing Legrandite 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 Legrandite and Sylvite chemical formula.

  • Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Legrandite and Sylvite Specific Gravity

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