At yesterday's OMC chrome ore auction, the entire quantity of 54,800 t were sold, with bid prices rising by 2-26% (INR 508-4,946/t) for majority of grades compared to July. Premiums of 20-84% (INR 3,300-17,400/t) were also achieved for grades above 42%. This surge in premiums could support ferro chrome prices, which have been sluggish over the past few weeks.