Mining houses such as Anglo American and AngloGold Ashanti have fled SA, body and soul. Some such as Lonmin quietly exited, and nearly all have diversified abroad.

Glencore is suspending operations at two plants in the Glencore-Merafe Chrome Venture, citing high electricity prices, logistics challenges with Transnet rail and ports, and a downturn in the global ferrochrome market.

This comes at a cost of billions of rands in export earnings and highlights the potential difficulties of promoting minerals beneficiation when electricity prices have shot up 700% in the last decade.