http://www.miningweekly.com/article...-for-appropriate-mining-technology-2014-08-06
http://www.miningweekly.com/article...ed-rbplat-on-new-productivity-high-2014-08-05
see videos re optimisaztion...
and adding some coal to our fire
http://www.miningweekly.com/article/continental-coal-to-recapitalise-balance-sheet-2014-08-06