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Bustamite and Nifontovite Physical Properties


Nifontovite and Bustamite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Partly soluble in HCl.   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.32-3.43   
2.35-2.36   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Not Available   

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

Mohs Hardness
5.5-6   
3.5-5   

Chemical Composition
(Ca,Mn2+ )Si 3O 9Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)   

Optical Properties >>
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Bustamite and Nifontovite Chemical Formula

While comparing Bustamite and Nifontovite 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 Bustamite and Nifontovite chemical formula.

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Bustamite and Nifontovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bustamite and Nifontovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Nifontovite Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 2.35-2.36 whereas that of Nifontovite is 2.35-2.36.

Red Gemstones

Red Gemstones


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