Hematite and Lepidolite Physical Properties

Hematite

Lepidolite

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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

5.00-5.302.80-2.90

1 7.18

1.5 Fracture

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

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

{001} perfect

1.7 Mohs Hardness

62.5

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

Hematite and Lepidolite Chemical Formula

While comparing Hematite and Lepidolite 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 Lepidolite chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Lepidolite- Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

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Hematite and Lepidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Lepidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Lepidolite Optical Properties during the identification of gemstone. Specific gravity of Hematite is 2.80-2.90 whereas that of Lepidolite is 2.80-2.90.