Esperite and Narsarsukite Physical Properties

Esperite

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

4.28-4.422.72-2.83

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Metallic

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

1.6 Cleavage

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

Good on {100} and {110}

1.7 Mohs Hardness

5-5.56-7

2 10

1.8 Chemical Composition

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

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

Esperite and Narsarsukite Chemical Formula

While comparing Esperite 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 Esperite and Narsarsukite chemical formula.

Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Compare White Gemstones

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Esperite Vs Hydrogrossular

Esperite Vs Hardystonite

Esperite and Narsarsukite Specific Gravity

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