AMMG looks to hydrochloric leach to lower costs

By Antonio Torrisi
Published: Friday, 03 October 2014

The development of a well-established hydrochloric acid leach process, to recover high-purity alumina (HPA) from its aluminous clay assets in Australia, will allow AMMG to reduce operating costs and become competitive with current HPA producers in the world.

ASX-listed junior, Australia Minerals Mining Group (AMMG), said today that it believes it would be able to recover high-purity alumina (HPA) from its aluminous clay deposits in Western Australia at competitive costs.

By using a well-established hydrochloric acid (HCl) leach method, construction costs will be lower than other comparable sized...

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