Examples of metallic minerals – iron ore, bauxite, hematite etc. Non-Metallic Minerals – Thoseminerals which do not contain metals are callednon-metallic minerals. Examples of non-metallic minerals – diamond, mica, salt, potash etc. ... Examples of energy minerals – Coal, petroleum, natural...
hematiteIron (hydr)oxides are common in natural environments and typically contain large amounts of impurities, presumably the result of coprecipitation processes. Coprecipitation of Al with Fe (hydr)oxides occurs, for example, during alternating reduction-oxidation cycles that promote dissolution of Fe...