Silvercorp Metals Inc. (NYSE:SVM) has surged into the top tier of Benzinga Edge's stock rankings this week, driven by a powerful breakout in silver prices and strong pre-earnings optimism.Decoding The Benzinga Edge RankingsThe mining firm's quality score jumped significantly week-over-week, rising from 74.43 to 90.10, signaling a major improvement in its fundamental outlook relative to peers.This fundamental strength is matched by elite price action. Silvercorp currently holds a momentum score of 98.88, pla ...