HomeNon-ferrous MetalsBase metals Copper TC/RCs slip on trader bidding; smelters still well-stocked Treatment and refining charges (TC/RCs) for clean copper concentrates are slipping from multi-year highs seen at the turn of the year, as a supply glut proves elusive. The Metal Bulletin Copper Concentrates index, which launched today, was calculated at $91.88 per dry metric tonne/9.188 per lb, down from a high of $122.33 per tonne/12.233 cents per lb... Email this article Your details Your recipients's details You can enter a maximum of 5 recipients. Use ; to separate email addresses. Email yourself a copy? Enter the code: Ok You might notice something different here.As we continue our evolution, our data and market news is now available through the Fastmarkets platform and a trial of this website is no longer available. Already registered? Log in Our new delivery solution allows you to access the prices and news that matters most to you in a way that delivers value, quality and a unique, fully customizable view for you. Learn More We are developing an experience that allows you to test drive building your view of our data and news on the new platform. In the meantime, we can prepare a quote for you and show you around. Get Started Contact Us +44 (0) 20 7779 8260 hello.mb@fastmarkets.com Published Mark Burton Metal NM March 14, 2014 10:50 GMT London Keywords Copper concentrates treatment and refining charges TC/RCs mine supply Indonesia Grasberg Related news {{article|snippet:'title'|removeHtmlTags}} {{article|fields:'dates'|date:dateArticleFormat}}