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Carnelian
Carnelian

Tanzanite
Tanzanite



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Carnelian
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Tanzanite

Carnelian 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
2.58-2.64
3.35
1.5 Fracture
Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
Uneven, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Absent
Perfect {010}, imperfect {100}
1.7 Mohs Hardness
6.5-7
6.5-7
1.8 Chemical Composition
SiO2
Ca2Al3(SiO4)3(OH)

Carnelian and Tanzanite Chemical Formula

While comparing Carnelian 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 Carnelian and Tanzanite chemical formula.

  • Chemical formula of Carnelian- SiO2
  • Chemical formula of Tanzanite- Ca2Al3(SiO4)3(OH)

Carnelian and Tanzanite Specific Gravity

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

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