Rosasite and Brookite Physical Properties

Rosasite

Brookite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.23.87-4.14

1 7.18

1.5 Fracture

Splintery

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

1.6 Cleavage

Perfect on {100} and {010}

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

1.7 Mohs Hardness

45.5-6

2 10

1.8 Chemical Composition

Not Available

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

Rosasite and Brookite Chemical Formula

While comparing Rosasite and Brookite 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 Rosasite and Brookite chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rosasite and Brookite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rosasite and Brookite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rosasite and Brookite Optical Properties during the identification of gemstone. Specific gravity of Rosasite is 3.87-4.14 whereas that of Brookite is 3.87-4.14.