 Gold Resource Corporation NYSE-A:GORO, ETR:GIH said it ended March with working capital of 32.4 million, 3.1 million higher than at the end of December, as it benefitted from higher base metals prices and the timing of shipments. Reporting results for the quarter to March 31, 2022, the Denver-based metals producer and explorer said it sold a total of 8,381 ounces of gold and 265,407 ounces of silver for a gold equivalent total of 11,729 ounces. 