Bauxite (aluminum ore)

Red coloration is due to hematite. It is a karst type bauxite. Width of sample is 8 cm.

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Photo credit: © Siim Sepp / Alamy / Afripics
License: Royalty Free
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Keywords: aluminium, aluminum, bauxite, boehmite, diaspore, earth, geology, gibbsite, hematite, industrial, ironstone, material, mineral, ore, pisolite, pisolith, raw, red, residual, resource, rock, stone, weathering