Eudialyte and Catapleiite Physical Properties

Eudialyte

Catapleiite

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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

1.4 Specific Gravity

2.74-3.002.72

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

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

{110} Perfect, {010} Perfect

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

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

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Eudialyte and Catapleiite Chemical Formula

While comparing Eudialyte and Catapleiite 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 Catapleiite 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 Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Brown Gemstones

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Eudialyte and Catapleiite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eudialyte and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eudialyte and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Eudialyte is 2.72 whereas that of Catapleiite is 2.72.