African Minerals announced the appointment by Tonkolili Iron Ore Limited as the engineer for the Front End Engineering Design for Phase II of its Tonkolili project, which will start to exploit the 1.1Bnt saprolite portion of the resource. Ausenco will be responsible for assembling the results of the current on site pilot plant work that is being carried out by AML to establish flowsheet and design parameters for the first Phase II concentrator, which is expected to have a design output of up to 10Mtpa. The scope of the works will also include the raw water and tailings dam design and the power supply requirement.