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  4. Which of the following is not an iron ore?

Which of the following is not an iron ore?

Which of the following is not an iron ore? Correct Answer Cryolite

Cryolite (Na3AlF6, sodium hexafluoroaluminate) is an aluminum ore. Hematite (Fe2O3), Siderite (FeCO3), Magnetite (Fe3O4) and Limonite (FeO•nH2O) are iron ores.
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