Xonotlite and Sylvite Physical Properties

Xonotlite

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

2.71-2.721.993

1 7.18

1.5 Fracture

Handbook of mineralogy (2001), Difficult, Fibrous

Uneven, Brittle

1.6 Cleavage

{???} Good

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

1.7 Mohs Hardness

6-6.52.5

2 10

1.8 Chemical Composition

Ca 6Si 6O 17(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Xonotlite and Sylvite Chemical Formula

While comparing Xonotlite 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 Xonotlite and Sylvite chemical formula.

Chemical formula of Xonotlite- Ca 6Si 6O 17(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Xonotlite and Sylvite Specific Gravity

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