Tanzanian graphite project proves positive for Black Rock

A prefeasibility study (PFS) into the Mahenge graphite project, in Tanzania, has estimated that the project cold produce some 167 000 t/y of high purity graphite over a mine life of 32 years. ASX-listed Black Rock Mining said on Monday that the project will require a capital investment of some $159-million and will deliver a post tax net present value of $624-million and a post tax internal rate of return of 48.2%.