Plan Design And Build A Homemade Gold Sluice Box
Making a world of difference in small-scale gold mining. planetGOLD works to make small-scale gold mining safer, cleaner, and profitable. Our vision is a clean global supply of gold from small-scale miners. .
Manual for Training Artisanal and Small-Scale Gold Miners Veiga, M.M. et al. Vienna, Austria GEF UNDP UNIDO, 2006, 144p. 1. mercury pollution, 2. artisanal gold mining, 3. gold processing. GMP - Manual for Training Artisanal and Small-Scale Gold Miners i Table of Content.