This heading covers bauxite (hydrated aluminium oxide containing variable proportions of iron oxide, silica, etc.).
The heading also covers bauxite, heat‑treated (1,200 ¡ÆC to 1,400 ¡ÆC) suitable for use in metallurgy for the manufacture of aluminium (carbo‑thermo‑reduction in electric furnace, Gross, etc., processes) or for other uses (in particular, for the manufacture of abrasives).
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