The British group ANGLO AMERICAN has announced that it is to sell back to the South African chemicals group AECI ($10.31 bn turnover in the first half of 2000) 40% of the latter's shares for an estimated $93.5 million. In all, the South African group will acquire 61.9 million of its own shares from ANGLO AMERICAN at 11.49 rand a share. The British firm will retain some 19.8% of the capital in AECI.