Bertrandite and Chrysotile Physical Properties

Bertrandite

Chrysotile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

2.59-2.602.51-2.63

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

Fibrous

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

6-72.5-4.5

2 10

1.8 Chemical Composition

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

Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

Bertrandite and Chrysotile Chemical Formula

While comparing Bertrandite and Chrysotile 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 Bertrandite and Chrysotile chemical formula.

Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Chrysotile- Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

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Bertrandite and Chrysotile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bertrandite and Chrysotile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bertrandite and Chrysotile Optical Properties during the identification of gemstone. Specific gravity of Bertrandite is 2.51-2.63 whereas that of Chrysotile is 2.51-2.63.