Brookite and Eosphorite Physical Properties

Brookite

Eosphorite

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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

3.87-4.143.05-3.08

1 7.18

1.5 Fracture

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

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

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

Poor on {100}

1.7 Mohs Hardness

5.5-65

2 10

1.8 Chemical Composition

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

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Brookite and Eosphorite Chemical Formula

While comparing Brookite and Eosphorite 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 Eosphorite chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Brookite and Eosphorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Eosphorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Eosphorite Optical Properties during the identification of gemstone. Specific gravity of Brookite is 3.05-3.08 whereas that of Eosphorite is 3.05-3.08.