Ero Copper Corp. (ERO) came out with quarterly earnings of $0.27 per share, beating the Zacks Consensus Estimate of $0.22 per share. This compares to earnings of $0.18 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 22.73%. A quarter ago, it was expected that this company would post earnings of $0.17 per share when it actually produced earnings of $0.18, delivering a surprise of 5.88%.Over the last four quarters, the company h ...