Aim-listed miner Premier African Minerals has declared a maiden inferred resource at its wholly-owned Zulu lithium and tantalum project in Zimbabwe, with an estimated resource of 20.1-million tonnes grading at 1.06% lithium oxide (Li2O) and 51 parts per million tantalum pentoxide, using a cut-off grade of 0.5% Li2O. The resource, which is compliant with the South African Code for the Reporting of Exploration Results, Mineral Resources and Mineral Reserves, or Samrec, is further estimated to contain 562 000 t of lithium carbonate equivalant (LTE) and 1 025 t of tantalum pentoxide.