Steatite and Sylvite Physical Properties

Steatite

Sylvite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.20-2.801.993

1 7.18

1.5 Fracture

Not Available

Uneven, Brittle

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

Not Available2.5

2 10

1.8 Chemical Composition

Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)

Not Available

Steatite and Sylvite Chemical Formula

While comparing Steatite 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 Steatite and Sylvite chemical formula.

Chemical formula of Steatite- Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)

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Steatite and Sylvite Specific Gravity

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