All that glitters is not gold. Or so appears to be the case with some gold stocks right now. While players across the gold industry have taken a beating in recent months, Agnico Eagle Mines (NYSE: AEM) and Yamana Gold Inc. (NYSE: AUY) have been hit particularly hard. They’re down nearly 21% and 41%, respectively, in the past six months. Compare that to the relative resilience that larger gold miners like Barrick Gold (NYSE: ABX) and Goldcorp Inc.