Cymophane and Bertrandite Physical Properties

Cymophane

Bertrandite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.812.59-2.60

1 7.18

1.5 Fracture

Not Available

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

8.56-7

2 10

1.8 Chemical Composition

BeAl 2O 4Arthur Thomas , Gemstones (2009)

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

Cymophane and Bertrandite Chemical Formula

While comparing Cymophane 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 Cymophane and Bertrandite chemical formula.

Chemical formula of Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)
Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Compare Yellow Gemstones

Cymophane Vs Dravite

Cymophane Vs Enstatite

Cymophane Vs Elbaite

Cymophane and Bertrandite Specific Gravity

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