Friedelite and Eudialyte Physical Properties

Friedelite

Eudialyte

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

H 2 SO 4

1.3 Durability

Not Available

1.4 Specific Gravity

3.06-3.192.74-3.00

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

{010} Perfect

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

1.7 Mohs Hardness

4-55-5.5

2 10

1.8 Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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

Friedelite and Eudialyte Chemical Formula

While comparing Friedelite 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 Friedelite and Eudialyte chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
Chemical formula of Eudialyte- Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.

Compare Red Gemstones

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Friedelite Vs Hydrogrossular

Friedelite Vs Imperial Topaz

Friedelite and Eudialyte Specific Gravity

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