Narsarsukite and Esperite Physical Properties

Narsarsukite

Esperite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

2.72-2.83

Uneven

Good on {100} and {110}

6-7

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

4.28-4.42

Conchoidal

Distinct on [010] and [100] poor on [101]

5-5.5

PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

Narsarsukite and Esperite Chemical Formula

While comparing Narsarsukite and Esperite 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 Esperite chemical formula.

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Narsarsukite and Esperite Specific Gravity

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