Jan du Plessis the chairman of metals group Rio Tinto has distributed the following letter to shareholders as Australia contemplates its “super tax” on mining firms in the region:

Broad international investor participation in the Imara Group’s second annual Zimbabwe investment conference confirms the growing pull of Africa’s ‘frontier markets’, say the upbeat organisers.
Leading international fund managers have confirmed their attendance at the event in Harare on June 7 and 8, says Sean Gammon, MD of Harare-based Imara Capital Zimbabwe.

Jubilee and Mintek are pleased to announce the successful completion of the development programme for the ConRoast Smelting Process. In March 2010 the  demonstration DC-arc furnace passed the significant milestone of smelting 50 000 tons of material containing platinum group metals (“PGM”) as part of thedevelopment of ConRoast.