Narsarsukite and Sylvite Physical Properties

Narsarsukite

Sylvite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.72-2.831.993

1 7.18

1.5 Fracture

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

Uneven, Brittle

1.6 Cleavage

Good on {100} and {110}

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

1.7 Mohs Hardness

6-72.5

2 10

1.8 Chemical Composition

Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Not Available

Narsarsukite and Sylvite Chemical Formula

While comparing Narsarsukite 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 Narsarsukite and Sylvite chemical formula.

Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

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Narsarsukite and Sylvite Specific Gravity

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