Nifontovite and Dumortierite Physical Properties

Nifontovite

Dumortierite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.35-2.363.26-3.41

1 7.18

1.5 Fracture

Not Available

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

1.6 Cleavage

{???} Indistinct

Distinct on {100}, poor on {110}; parting on {001}

1.7 Mohs Hardness

3.5-57-8.5

2 10

1.8 Chemical Composition

Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

AlAl₆O₃BSi₃O₁₈

Nifontovite and Dumortierite Chemical Formula

While comparing Nifontovite and Dumortierite 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 Nifontovite and Dumortierite chemical formula.

Chemical formula of Nifontovite- Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

Compare Grey Gemstones

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Nifontovite and Dumortierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nifontovite and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nifontovite and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Nifontovite is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.