Plumbogummite and Narsarsukite Physical Properties

Plumbogummite

Narsarsukite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.0142.72-2.83

1 7.18

1.5 Fracture

Uneven, Conchoidal

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

1.6 Cleavage

None

Good on {100} and {110}

1.7 Mohs Hardness

4-56-7

2 10

1.8 Chemical Composition

Not Available

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

Plumbogummite and Narsarsukite Chemical Formula

While comparing Plumbogummite 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 Plumbogummite 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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Plumbogummite and Narsarsukite Specific Gravity

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