Clinozoisite and Bertrandite Physical Properties

Clinozoisite

Bertrandite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.21-3.382.59-2.60

1 7.18

1.5 Fracture

Irregular/uneven, Uneven

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Perfect on {001}

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

1.7 Mohs Hardness

6-76-7

2 10

1.8 Chemical Composition

Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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

Clinozoisite and Bertrandite Chemical Formula

While comparing Clinozoisite 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 Clinozoisite and Bertrandite chemical formula.

Chemical formula of Clinozoisite- Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Clinozoisite and Bertrandite Specific Gravity

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