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Austinite
Austinite

Eudialyte
Eudialyte



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Austinite
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Eudialyte

Austinite and Eudialyte Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

Easily soluble in cold dilute HCl
H₂SO₄

Durability

-
-

Specific Gravity

4.122.74-3.00
1 7.18
👆🏻

Fracture

Uneven
Uneven

Cleavage

Good in two directions parallel to the prism faces {110}
Distinct on {0001} imperfect on {11 2 0}

Mohs Hardness

4-4.55-5.5
2 10
👆🏻

Chemical Composition

CaZn(AsO4)(OH)
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Austinite and Eudialyte Chemical Formula

While comparing Austinite 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 Austinite and Eudialyte chemical formula.

  • Chemical formula of Austinite- CaZn(AsO4)(OH)
  • Chemical formula of Eudialyte- Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Austinite and Eudialyte Specific Gravity

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