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Eudialyte
Eudialyte

Mottramite
Mottramite



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Eudialyte
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Mottramite

Eudialyte and Mottramite Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

H₂SO₄
Soluble

Durability

-
-

Specific Gravity

2.74-3.005.9
1 7.18
👆🏻

Fracture

Uneven
Sub-Conchoidal

Cleavage

Distinct on {0001} imperfect on {11 2 0}
None observed

Mohs Hardness

5-5.53
2 10
👆🏻

Chemical Composition

Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
PbCu(VO4)(OH)

Eudialyte and Mottramite Chemical Formula

While comparing Eudialyte and Mottramite 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 Eudialyte and Mottramite chemical formula.

  • Chemical formula of Eudialyte- Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
  • Chemical formula of Mottramite- PbCu(VO4)(OH)

Eudialyte and Mottramite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eudialyte and Mottramite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eudialyte and Mottramite Optical Properties during the identification of gemstone. Specific gravity of Eudialyte is 5.9 whereas that of Mottramite is 5.9.