Narsarsukite and Zinnwaldite Physical Properties

Narsarsukite

Zinnwaldite

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1 Physical Properties

1.1 Tenacity

Brittle

Elastic

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.72-2.832.9-3.1

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

Good on {100} and {110}

Perfect basal {001}

1.7 Mohs Hardness

6-73.5-4.0

2 10

1.8 Chemical Composition

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

Not Available

Narsarsukite and Zinnwaldite Chemical Formula

While comparing Narsarsukite and Zinnwaldite 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 Zinnwaldite 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 Zinnwaldite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Narsarsukite and Zinnwaldite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Narsarsukite and Zinnwaldite Optical Properties during the identification of gemstone. Specific gravity of Narsarsukite is 2.9-3.1 whereas that of Zinnwaldite is 2.9-3.1.