Hematite

Formula: Fe³⁺₂O₃
Mineral class: oxides
Crystal system: trigonal - hexagonal
Mohs scale: 5 - 6
Density (g/cm³): 5.26 - 5.3
Refractive index: 2.880 - 3.220
Cleavage: poor
Colors: reddish, brown, grey, black, in thin layers red
Transparency: opaque - in thin layers transparent
Luster: metallic - dull
Fluorescence: -
Pleochroism: orange, brown-red
Largest crystal: 13 cm?
Deposits: worldwide
Discovery: ?
1st Description: ?
Name: from the Greek word "αἷμα" = "haima" = blood (hematite powder is red)

Hematite Mineral

Size: 3.9 x 1.3 x 0.7 cm

Origin: Minas Gerais / Brazil

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Hematite Mineral

Size: 7 x 5.2 x 2.2 cm

Origin: Egremont / Cumbria / England / United Kingdom

Photo by kind permission of © www.fabreminerals.com

Hematite Mineral

Size: 5.4 x 3.7 x 2.6 cm

Origin: Cavradi / Curnera / Tavetsch / Grisons (Graubünden) / Switzerland

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Hematite Mineral

Size: 2.4 x 2.1 x 1.0 cm

Origin: Ouro Preto / Minas Gerais / Brazil

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Hematite Mineral

Size: 2.5 x 2 x 1.8 cm

Origin: Wessels Mine / Hotazel / Northern Cape Prov. / South Africa

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Hematite Cabochon

Size: 3.0 x 2.2 cm

Origin: Brazil

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Hematite

Weight: 8.95 ct

Origin: Russia

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