Brookite and Jeremejevite Physical Properties

Brookite

Jeremejevite

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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

3.87-4.143.28-3.31

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

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

None observed

1.7 Mohs Hardness

5.5-66.5-7.5

2 10

1.8 Chemical Composition

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

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

Brookite and Jeremejevite Chemical Formula

While comparing Brookite and Jeremejevite 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 Jeremejevite chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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Brookite and Jeremejevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Jeremejevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Jeremejevite Optical Properties during the identification of gemstone. Specific gravity of Brookite is 3.28-3.31 whereas that of Jeremejevite is 3.28-3.31.