Ceylonite and Bertrandite Physical Properties

Ceylonite

Bertrandite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.63-3.92.59-2.60

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Indistinct

{001} Perfect, {110} Distinct, {101} Distinct

1.7 Mohs Hardness

7.5-86-7

2 10

1.8 Chemical Composition

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Ceylonite and Bertrandite Chemical Formula

While comparing Ceylonite and Bertrandite 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 Ceylonite and Bertrandite chemical formula.

Chemical formula of Ceylonite- (Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references
Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Ceylonite and Bertrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ceylonite and Bertrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ceylonite and Bertrandite Optical Properties during the identification of gemstone. Specific gravity of Ceylonite is 2.59-2.60 whereas that of Bertrandite is 2.59-2.60.