Africa's mines ditch polluting practices to produce its
- 11 years ago
read more: http://www.topix.com/forum/business/TB8D5BTMK3EC3EM1B https://groups.diigo.com/group/tana-goldfields-articles/content/tana-goldfields-articles-10-tips-how-to-avoid-gold-investment-scams-10180248
Workers mix gold ore with mercury and pan it to separate gold particles at the Nsangano gold mine in Geita, north Tanzania.
Workers mix gold ore with mercury and pan it to separate gold particles at the Nsangano gold mine in Geita, north Tanzania.