14 Oct 2011 . magnetic separation proposed by ArcelorMittal Liberia. Composite samples .. to actinolite. Other gangue minerals in minor and in trace quantities are feldspars, mica, Figure 2.6 presents a photograph of the equipment.
Methods and Preliminary Results of Heavy Mineral Studies in Liberia
Geological Survey and S.P. Srivastava* Liberian. Geological Survey Mineralogy laboratory equipment. .. Magnetic separation of heavy minerals. pyroxenes (augite and hypersthene), two micas (biotite and muscovite), three epidotes.