But it lost its gains right after two ECB officials said policy makers would propose purchasing 50 billion euros in assets per month through the end of 2016.
December is a period that sees lower levels of exploration and resource announcements, and last month was every bit as disappointing as expected, an SNL report shows.
The mine generated 20.3 million ounces (moz) of silver contained in concentrates recovered from 1.246 million tonnes of ore at an average grade of 585 grams per tonne (gpt).
The company pointed to the transition of its Argyle mine from open pit to underground, as well as a shift toward processing lower-grade ore at Diavik as the main reasons for the drop.