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Tanzanite
Tanzanite

Piemontite
Piemontite



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Tanzanite
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Tanzanite and Piemontite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Hard
Not Available
1.4 Specific Gravity
3.35
Not Available
1.5 Fracture
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
Uneven, Splintery
1.6 Cleavage
Perfect {010}, imperfect {100}
[001] good, [100] distinct
1.7 Mohs Hardness
6.5-7
6-6.5
1.8 Chemical Composition
Ca2Al3(SiO4)3(OH)
Not Available

Tanzanite and Piemontite Chemical Formula

While comparing Tanzanite and Piemontite 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 Piemontite chemical formula.

  • Chemical formula of Tanzanite- Ca2Al3(SiO4)3(OH)
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Tanzanite and Piemontite Specific Gravity

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