SGS article from Aug 2/08
http://www.mining-journal.com/mining...
"QEMSCAN’s attributes not only in copper and gold, but also lead, zinc and nickel in terms of having the ability to conduct automated trace mineral searches to identify high value or rare minerals within low value gangue as crucial to understanding mineral processing and metallurgical behaviour."
"In early 2007, SGS Minerals Services commissioned the 50th QEMSCAN at its Lakefield facility in Canada, which was also the seventh QEMSCAN to be operated by SGS Minerals around the world. The installation was a flagship E430 model with four liquid nitrogen free EDS detectors; Backscatter Electron and Secondary Electron imaging; and the latest release of the iDiscover analytic software.