Imperial Topaz and Narsarsukite Physical Properties

Imperial Topaz

Narsarsukite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.49-3.572.72-2.83

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Not Available

Good on {100} and {110}

1.7 Mohs Hardness

86-7

2 10

1.8 Chemical Composition

Not Available

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

Imperial Topaz and Narsarsukite Chemical Formula

While comparing Imperial Topaz and Narsarsukite 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 Imperial Topaz and Narsarsukite chemical formula.

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

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Imperial Topaz and Narsarsukite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Imperial Topaz and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Imperial Topaz and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Imperial Topaz is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.