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haematite |
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haematitePrincipal ore of iron, consisting mainly of iron(III) oxide, Fe2O3. It occurs as specular haematite (dark, metallic lustre), kidney ore (reddish radiating fibres terminating in smooth, rounded surfaces), and a red earthy deposit. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Test work has shown that, depending on the acid balance across the autoclaves, it is possible to manipulate the extent to which the iron sulphates produced from leaching chalcopyrite and pyrite in the autoclave can be hydrolysed to a mix of haematite and basic ferric sulphate. |
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