Eudialyte and Prasiolite Physical Properties

Eudialyte

Prasiolite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

H 2 SO 4

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.74-3.002.65

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

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

3,1

1.7 Mohs Hardness

5-5.57

2 10

1.8 Chemical Composition

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

SiO 2Ulrich Henn and Claudio C.

Eudialyte and Prasiolite Chemical Formula

While comparing Eudialyte and Prasiolite 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 Prasiolite 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 Prasiolite- SiO 2Ulrich Henn and Claudio C.

Compare Brown Gemstones

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Eudialyte and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eudialyte and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eudialyte and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Eudialyte is 2.65 whereas that of Prasiolite is 2.65.