×

Kyanite
Kyanite

Taaffeite
Taaffeite



ADD
Compare
X
Kyanite
X
Taaffeite

Kyanite and Taaffeite Physical Properties

Add ⊕

Physical Properties

Tenacity

Brittle
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.53-3.653.60-3.61
1 7.18
👆🏻

Fracture

Splintery
Conchoidal

Cleavage

[100] perfect [010] imperfect with 79° angle between
Imperfect/fair/absent

Mohs Hardness

4-78-8.5
2 10
👆🏻

Chemical Composition

Al2SiO5
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

Kyanite and Taaffeite Chemical Formula

While comparing Kyanite and Taaffeite 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 Kyanite and Taaffeite chemical formula.

  • Chemical formula of Kyanite- Al2SiO5
  • Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

Kyanite and Taaffeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Taaffeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Taaffeite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.60-3.61 whereas that of Taaffeite is 3.60-3.61.