Scolecite and Sylvite Physical Properties

Scolecite

Sylvite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.20-2.231.993

1 7.18

1.5 Fracture

Irregular/uneven, UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Uneven

Uneven, Brittle

1.6 Cleavage

Perfect on {110} and {1 1 0}

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

1.7 Mohs Hardness

5-5.52.5

2 10

1.8 Chemical Composition

CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

Not Available

Scolecite and Sylvite Chemical Formula

While comparing Scolecite 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 Scolecite and Sylvite chemical formula.

Chemical formula of Scolecite- CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

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Scolecite and Sylvite Specific Gravity

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