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Sapphire
Sapphire

Eudialyte
Eudialyte



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Sapphire
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Eudialyte

Sapphire and Eudialyte Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

insoluble
H₂SO₄

Durability

-
-

Specific Gravity

3.95-4.032.74-3.00
1 7.18
👆🏻

Fracture

Uneven
Uneven

Cleavage

None, but may exhibit parting
Distinct on {0001} imperfect on {11 2 0}

Mohs Hardness

95-5.5
2 10
👆🏻

Chemical Composition

Al 2 O 3
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Sapphire and Eudialyte Chemical Formula

While comparing Sapphire 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 Sapphire and Eudialyte chemical formula.

  • Chemical formula of Sapphire- Al 2 O 3
  • Chemical formula of Eudialyte- Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Sapphire and Eudialyte Specific Gravity

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