Brookite and Clinozoisite Physical Properties

Brookite

Clinozoisite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.87-4.143.21-3.38

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

Irregular/uneven, Uneven

1.6 Cleavage

Poor on {120}, in traces on {001}

Perfect on {001}

1.7 Mohs Hardness

5.5-66-7

2 10

1.8 Chemical Composition

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Brookite and Clinozoisite Chemical Formula

While comparing Brookite and Clinozoisite 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 Brookite and Clinozoisite chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Clinozoisite- Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Brookite and Clinozoisite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Clinozoisite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Clinozoisite Optical Properties during the identification of gemstone. Specific gravity of Brookite is 3.21-3.38 whereas that of Clinozoisite is 3.21-3.38.