Eudialyte and Cassiterite Physical Properties

Eudialyte

Cassiterite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

H 2 SO 4

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.74-3.006.86-7.03

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

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

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

5-5.56-7

2 10

1.8 Chemical Composition

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

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Eudialyte and Cassiterite Chemical Formula

While comparing Eudialyte and Cassiterite 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 Cassiterite 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 Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Brown Gemstones

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Eudialyte and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eudialyte and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eudialyte and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Eudialyte is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.