×

Alunite
Alunite

Eudialyte
Eudialyte



ADD
Compare
X
Alunite
X
Eudialyte

Alunite and Eudialyte Physical Properties

Add ⊕

Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
H₂SO₄

Durability

-
-

Specific Gravity

2.6-2.92.74-3.00
1 7.18
👆🏻

Fracture

Conchoidal, Uneven
Uneven

Cleavage

On {0001}, perfect
Distinct on {0001} imperfect on {11 2 0}

Mohs Hardness

3.5-45-5.5
2 10
👆🏻

Chemical Composition

KAl3(SO4)2(OH)6
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Alunite and Eudialyte Chemical Formula

While comparing Alunite and Eudialyte 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 Alunite and Eudialyte chemical formula.

  • Chemical formula of Alunite- KAl3(SO4)2(OH)6
  • Chemical formula of Eudialyte- Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Alunite and Eudialyte Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alunite and Eudialyte Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alunite and Eudialyte Optical Properties during the identification of gemstone. Specific gravity of Alunite is 2.74-3.00 whereas that of Eudialyte is 2.74-3.00.