×

Brookite
Brookite

Alunite
Alunite



ADD
Compare
X
Brookite
X
Alunite

Brookite and Alunite Physical Properties

Add ⊕
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.87-4.14
Subconchoidal, Conchoidal
Poor on {120}, in traces on {001}
5.5-6
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
Brittle
Soluble
-
2.6-2.9
Conchoidal, Uneven
On {0001}, perfect
3.5-4
KAl3(SO4)2(OH)6

Brookite and Alunite Chemical Formula

While comparing Brookite and Alunite 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 Brookite and Alunite chemical formula.

    >>

Brookite and Alunite Specific Gravity

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