Hematite and Xonotlite Physical Properties

Hematite

Xonotlite

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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

5.00-5.302.71-2.72

1 7.18

1.5 Fracture

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

Handbook of mineralogy (2001), Difficult, Fibrous

1.6 Cleavage

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

{???} Good

1.7 Mohs Hardness

66-6.5

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

Ca 6Si 6O 17(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Hematite and Xonotlite Chemical Formula

While comparing Hematite and Xonotlite 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 Xonotlite chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Xonotlite- Ca 6Si 6O 17(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hematite and Xonotlite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Xonotlite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Xonotlite Optical Properties during the identification of gemstone. Specific gravity of Hematite is 2.71-2.72 whereas that of Xonotlite is 2.71-2.72.