×

Polyhalite
Polyhalite

Eudialyte
Eudialyte



ADD
Compare
X
Polyhalite
X
Eudialyte

Polyhalite and Eudialyte Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
H₂SO₄

Durability

-
-

Specific Gravity

2.782.74-3.00
1 7.18
👆🏻

Fracture

Conchoidal
Uneven

Cleavage

Perfect on {10 1 }; parting on {010}
Distinct on {0001} imperfect on {11 2 0}

Mohs Hardness

3.55-5.5
2 10
👆🏻

Chemical Composition

K2Ca2Mg(SO4)4·2H2O
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Polyhalite and Eudialyte Chemical Formula

While comparing Polyhalite 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 Polyhalite and Eudialyte chemical formula.

  • Chemical formula of Polyhalite- K2Ca2Mg(SO4)4·2H2O
  • Chemical formula of Eudialyte- Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Polyhalite and Eudialyte Specific Gravity

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