Narsarsukite and Bustamite Physical Properties

Narsarsukite

Bustamite

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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.

Partly soluble in HCl.

3.32-3.43

Conchoidal

{100} perfect; {110} and {1 1 0} good; {010} poor

5.5-6

(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Narsarsukite and Bustamite Chemical Formula

While comparing Narsarsukite and Bustamite 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 Bustamite chemical formula.

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Narsarsukite and Bustamite Specific Gravity

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