Hematite and Bastnasite Physical Properties

Hematite

Bastnasite

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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

5.00-5.304.95-5.0

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

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

Imperfect to indistinct on {10 1 0}, parting on {0001}

1.7 Mohs Hardness

64-5

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Hematite and Bastnasite Chemical Formula

While comparing Hematite and Bastnasite 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 Hematite and Bastnasite chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Hematite and Bastnasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Hematite is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.