Tanzanite and Nifontovite Physical Properties

Tanzanite

Nifontovite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Hard

Not Available

1.4 Specific Gravity

3.352.35-2.36

1 7.18

1.5 Fracture

Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

Not Available

1.6 Cleavage

Perfect {010}, imperfect {100}

{???} Indistinct

1.7 Mohs Hardness

6.5-73.5-5

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

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

Tanzanite and Nifontovite Chemical Formula

While comparing Tanzanite 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 Tanzanite and Nifontovite chemical formula.

Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)
Chemical formula of Nifontovite- Ca 3B 6O 6(OH) 12 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Semi Precious Gemstones

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Tanzanite and Nifontovite Specific Gravity

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