Simpsonite and Sylvite Physical Properties

Simpsonite

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

Not Available1.993

1 7.18

1.5 Fracture

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Uneven, Brittle

1.6 Cleavage

None

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

1.7 Mohs Hardness

7-7.52.5

2 10

1.8 Chemical Composition

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Not Available

Simpsonite and Sylvite Chemical Formula

While comparing Simpsonite 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 Simpsonite and Sylvite chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

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Simpsonite and Sylvite Specific Gravity

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