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Demantoid
Demantoid

Tanzanite
Tanzanite



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Demantoid and Tanzanite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Hard
1.4 Specific Gravity
3.77-3.95
3.35
1.5 Fracture
Not Available
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Not Available
Perfect {010}, imperfect {100}
1.7 Mohs Hardness
6.5
6.5-7
1.8 Chemical Composition
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Ca2Al3(SiO4)3(OH)

Demantoid and Tanzanite Chemical Formula

While comparing Demantoid and Tanzanite 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 Demantoid and Tanzanite chemical formula.

  • Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
  • Chemical formula of Tanzanite- Ca2Al3(SiO4)3(OH)

Demantoid and Tanzanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Demantoid and Tanzanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Demantoid and Tanzanite Optical Properties during the identification of gemstone. Specific gravity of Demantoid is 3.35 whereas that of Tanzanite is 3.35.