Brookite and Rutilated Quartz Physical Properties

Brookite

Rutilated Quartz

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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

3.87-4.142.65

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

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

Indiscernible

1.7 Mohs Hardness

5.5-67

2 10

1.8 Chemical Composition

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

Quartz: SiO₂ Rutile: TiO2

Brookite and Rutilated Quartz Chemical Formula

While comparing Brookite and Rutilated Quartz 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 Rutilated Quartz chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rutilated Quartz- Quartz: SiO₂ Rutile: TiO2

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Brookite and Rutilated Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Rutilated Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Rutilated Quartz Optical Properties during the identification of gemstone. Specific gravity of Brookite is 2.65 whereas that of Rutilated Quartz is 2.65.