Hematite and Barite Physical Properties

Hematite

Barite

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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

5.00-5.304.48

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}

{010} Perfect, {210} Perfect, {010} Imperfect

1.7 Mohs Hardness

63-3.5

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

BaSO4

Hematite and Barite Chemical Formula

While comparing Hematite and Barite 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 Barite chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Barite- BaSO4

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Hematite and Barite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Barite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Barite Optical Properties during the identification of gemstone. Specific gravity of Hematite is 4.48 whereas that of Barite is 4.48.