An aerial view of Barrick Gold's North Mara Mine in Tanzania.David Chancellor/INSTITUTE
A Barrick Gold security guard on the edge of North Mara Mine.David Chancellor/INSTITUTE
An artisanal miner surfaces from working through the night in a shaft dug deep underground by hand.David Chancellor/INSTITUTE
A child miner returns to the surface at dawn after working all night in a shaft dug by hand.David Chancellor/INSTITUTE
A mine intruder sits on waste rock searching for rocks containing gold deposits at the North Mara Mine in Tanzania.David Chancellor/INSTITUTE
Police remove mine intruders from rock piles within North Mara Mine, Tanzania.David Chancellor/INSTITUTE
Mine intruders search through waste rock for gold deposits at the North Mara Mine in Tanzania.David Chancellor/INSTITUTE
Barrick Security patrol the North Mara Mine in Tanzania at dawn, searching for mine intruders who have been working illegally at night.David Chancellor/INSTITUTE
Mine intruders on waste rock at the North Mara Mine in Tanzania. Rocks are crushed by hand, after which water is used to remove dust to help identify possible gold deposits.David Chancellor/INSTITUTE
Artisan miners search through waste rock for gold deposits on the edge of North Mara Mine, Tanzania.David Chancellor/INSTITUTE
An artisan miner uses mercury to extract gold deposits from rock crushed by hand.David Chancellor/INSTITUTE
A Barrick security vehicle after it was stoned by mine intruders at the North Mara Mine in Tanzania.David Chancellor/INSTITUTE
Artisan miners use mercury to seperate gold dust deposits from ground rock.David Chancellor/INSTITUTE
An artisan miner with her panning dish in which mercury and water are used to seperate gold dust deposit from ground rock.David Chancellor/INSTITUTE
Artisan miners use mercury to extract gold deposits from rocks crushed by hand.David Chancellor/INSTITUTE