Topazolite and Hematite Physical Properties

Topazolite

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

3.70-4.105.00-5.30

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

6.5-76

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Fe 2O 3Arthur Thomas , Gemstones (2009)

Topazolite and Hematite Chemical Formula

While comparing Topazolite 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 Topazolite and Hematite chemical formula.

Chemical formula of Topazolite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)

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Topazolite and Hematite Specific Gravity

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