Hodgkinsonite and Hematite Physical Properties

Hodgkinsonite

Hematite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.06-4.08

5.00-5.30

1.5 Fracture

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

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

{???} Perfect

None, may show partings on {0001} and {10 1 1}

1.7 Mohs Hardness

4.5-5

1.8 Chemical Composition

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

Fe 2O 3Arthur Thomas , Gemstones (2009)

Hodgkinsonite and Hematite Chemical Formula

While comparing Hodgkinsonite and Hematite 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 Hodgkinsonite and Hematite chemical formula.

Chemical formula of Hodgkinsonite- Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)

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Hodgkinsonite and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hodgkinsonite and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hodgkinsonite and Hematite Optical Properties during the identification of gemstone. Specific gravity of Hodgkinsonite is 5.00-5.30 whereas that of Hematite is 5.00-5.30.