Bo;ivias a bit of a strange one politically, the Bolivian Government done a deal with Glencore to modernise the mines and build a new smelter, once the work was completed the Bolivian Government took the lot off of Glencore. While this was a masterstroke of a one off, the chances of any external companies investing in Bolivia again is slim.
Galmoy is principally closing due to exhaustion, I was out there in 1999, there mine plan was always for closure in 2007, that was only extended by the high prices of the last few years, they had been completly unsuccessful in finding new reserves.