Hematite and Lawsonite Physical Properties

Hematite

Lawsonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.00-5.303.09

1 7.18

1.5 Fracture

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

White, Yellow, Pale blue, Brittle, Uneven

1.6 Cleavage

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

Perfect on {100} and {010}, imperfect on {101}

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

Not Available

Hematite and Lawsonite Chemical Formula

While comparing Hematite and Lawsonite 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 Lawsonite chemical formula.

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

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Hematite and Lawsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Lawsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Lawsonite Optical Properties during the identification of gemstone. Specific gravity of Hematite is 3.09 whereas that of Lawsonite is 3.09.