Sales volume was 13,019 mt, a 1% increase over 2013, at an ASP of approximately US$36.53 per kilogram.

The decrease in revenues was largely driven by softened rare earth pricing, the company says.

Capital expenditures

Molycorp reported a full year loss attributable to common stockholders of US$607.8 million, or US$2.70 per share. 

For the full year ending 31 December 2015, the company estimates that its capital expenditures will total approximately US$60-$65 million.