Hureaulite and Hematite Physical Properties

Hureaulite

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

3.195.00-5.30

1 7.18

1.5 Fracture

Brittle, Uneven

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

1.6 Cleavage

{???} Distinct

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

1.7 Mohs Hardness

3.56

2 10

1.8 Chemical Composition

Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)

Fe 2O 3Arthur Thomas , Gemstones (2009)

Hureaulite and Hematite Chemical Formula

While comparing Hureaulite 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 Hureaulite and Hematite chemical formula.

Chemical formula of Hureaulite- Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)

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Hureaulite and Hematite Specific Gravity

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