Costs for producing oil from shale are even lower in relation to the total cost of such oil production.

FORBES: U.S. Energy Independence - So Close, Yet So Far

According to CEO Jamie Sokalsky, the increase in total construction cost at Pascua Lama can be split approximately equally between the impact of the delay of first gold production to the second half of 2014, increased labor hours and installation rates.

FORBES: Barrick Gold Faces Fresh Setback With Mega Mine In Chile