Tanzanite and Pietersite Physical Properties

Tanzanite

Pietersite

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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

3.35Not Available

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Perfect {010}, imperfect {100}

Not Available

1.7 Mohs Hardness

6.5-75

2 10

1.8 Chemical Composition

Ca₂Al₃(SiO₄)₃(OH)

Not Available

Tanzanite and Pietersite Chemical Formula

While comparing Tanzanite and Pietersite 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 Pietersite chemical formula.

Chemical formula of Tanzanite- Ca₂Al₃(SiO₄)₃(OH)

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Tanzanite and Pietersite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tanzanite and Pietersite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tanzanite and Pietersite Optical Properties during the identification of gemstone. Specific gravity of Tanzanite is Not Available whereas that of Pietersite is Not Available.