Eudialyte and Emerald Physical Properties

Eudialyte

Emerald

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

H 2 SO 4

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

2.74-3.002.67-2.78

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Distinct on {0001} imperfect on {11 2 0}

Imperfect on the [0001]

1.7 Mohs Hardness

5-5.57.5-8

2 10

1.8 Chemical Composition

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

Be₃Al₂SiO₆

Eudialyte and Emerald Chemical Formula

While comparing Eudialyte and Emerald 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 Emerald 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 Emerald- Be₃Al₂SiO₆

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Eudialyte and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eudialyte and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eudialyte and Emerald Optical Properties during the identification of gemstone. Specific gravity of Eudialyte is 2.67-2.78 whereas that of Emerald is 2.67-2.78.