Zinnwaldite and Sylvite Physical Properties

Zinnwaldite

Sylvite

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1 Physical Properties

1.1 Tenacity

Elastic

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.1

1.993

1.5 Fracture

Uneven

Uneven, Brittle

1.6 Cleavage

Perfect basal {001}

Perfect on [100], [010], [001]

1.7 Mohs Hardness

3.5-4.0

2.5

1.8 Chemical Composition

Not Available

Zinnwaldite and Sylvite Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Sylvite chemical formula.

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Zinnwaldite and Sylvite Specific Gravity

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