Creamer Media's Shannon de Ryhove speaks to Mining Weekly editor Martin Creamer about tin-mining companies that certify their ore receiving prices double those of noncertified participants.
https://www.engineeringnews.co.za/article/certified-tin-yields-higher-prices-2013-11-28
28th November 2013
Creamer Media's Shannon de Ryhove speaks to Mining Weekly editor Martin Creamer about tin-mining companies that certify their ore receiving prices double those of noncertified participants.