FILE PHOTO: De Beers delivers first production from underground operations at its Venetia Mine in South Africa in this undated handout picture. ANGLO AMERICAN AND DE BEERS GROUP/ HANDOUT via REUTERS/File Photo
FILE PHOTO: De Beers delivers first production from underground operations at its Venetia Mine in South Africa in this undated handout picture. ANGLO AMERICAN AND DE BEERS GROUP/ HANDOUT via REUTERS/File Photo