Brookite and Hodgkinsonite Physical Properties

Brookite

Hodgkinsonite

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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

3.87-4.144.06-4.08

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

1.6 Cleavage

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

{???} Perfect

1.7 Mohs Hardness

5.5-64.5-5

2 10

1.8 Chemical Composition

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

Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Brookite and Hodgkinsonite Chemical Formula

While comparing Brookite and Hodgkinsonite 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 Hodgkinsonite chemical formula.

Chemical formula of Brookite- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hodgkinsonite- Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Brookite and Hodgkinsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brookite and Hodgkinsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brookite and Hodgkinsonite Optical Properties during the identification of gemstone. Specific gravity of Brookite is 4.06-4.08 whereas that of Hodgkinsonite is 4.06-4.08.