Iolite and Narsarsukite Physical Properties

Iolite

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

2.6-2.72.72-2.83

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

3,1

Good on {100} and {110}

1.7 Mohs Hardness

7-7.56-7

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

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

Iolite and Narsarsukite Chemical Formula

While comparing Iolite 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 Iolite and Narsarsukite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

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Iolite and Narsarsukite Specific Gravity

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