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Tanzanite
Tanzanite

Sphalerite
Sphalerite



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Tanzanite
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Sphalerite

Tanzanite and Sphalerite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

Hard
-

Specific Gravity

3.353.95-4.10
1 7.18
👆🏻

Fracture

Uneven, Conchoidal
Uneven

Cleavage

Perfect {010}, imperfect {100}
{110} Perfect, {110} Perfect, {110} Perfect

Mohs Hardness

6.5-73.5-4
2 10
👆🏻

Chemical Composition

Ca2Al3(SiO4)3(OH)
(Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Tanzanite and Sphalerite Chemical Formula

While comparing Tanzanite and Sphalerite 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 Sphalerite chemical formula.

  • Chemical formula of Tanzanite- Ca2Al3(SiO4)3(OH)
  • Chemical formula of Sphalerite- (Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Tanzanite and Sphalerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tanzanite and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tanzanite and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Tanzanite is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.