×

Kyanite
Kyanite

Howlite
Howlite



ADD
Compare
X
Kyanite
X
Howlite

Kyanite and Howlite Physical Properties

Add ⊕
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.53-3.65
Splintery
[100] perfect [010] imperfect with 79° angle between
4-7
Al2SiO5
 
-
-
-
2.45-2.58
Conchoidal
None
3-3.5
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Kyanite and Howlite Chemical Formula

While comparing Kyanite and Howlite 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 Howlite chemical formula.

    >>

Kyanite and Howlite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Howlite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite Vs Howlite during the identification of gemstone. Specific gravity of Kyanite is whereas that of Howlite is .