贵金属价格大跳水，A股有色金属股集体下挫，白银有色跌超7%，湖南白银跌超6%，精艺股份、豫光金铅、鼎胜新材跌超5%

Core Viewpoint - The significant drop in precious metal spot prices has led to a collective decline in the A-share market's non-ferrous metal stocks, with silver-related stocks experiencing the most substantial losses [1][2]. Group 1: Market Performance - Silver non-ferrous stocks fell sharply, with Silver Industry Co. down over 7%, Hunan Silver down over 6%, and several other companies like Jingyi Co., Yuguang Gold Lead, and Dingsheng New Materials dropping over 5% [1]. - The overall market saw declines, with companies such as Xinye Technology, Guiyan Platinum, and Ganfeng Lithium also experiencing drops exceeding 4% [1]. Group 2: Precious Metal Price Movements - Recent surges in precious metals have reversed, with spot gold dropping over 4%, falling from approximately $4,547 to around $4,300 [2]. - Spot silver saw a significant decline from $84 to $70.5, while palladium prices plummeted from $1,983 to $1,592, ultimately closing down over 14% [2].