Fastmarkets' benchmark copper concentrate treatment and refining charge (TC/RC) index fell by 0.4% week on week on Friday June 19, with traders continuing to buy tonnages on the spot market.
Fastmarkets' benchmark copper concentrate TC/RC index, cif Asia Pacific fell to $47.30 per lb / 4.73 cents per lb on Friday from 47.5 per tonne / 4.75...