国内商品期货夜盘开盘涨跌不一，沪金跌2.89%

Core Viewpoint - Domestic commodity futures market showed mixed performance in the night session on October 21, with various commodities experiencing different price movements [1] Group 1: Commodity Price Movements - Gold futures (沪金) decreased by 2.89% [1] - Silver futures (沪银) fell by 3.89% [1] - Iron ore (铁矿) increased by 0.46% [1] - Coking coal (焦煤) dropped by over 1% [1] - Crude oil (原油) rose by 1.19% [1] - Fuel oil (燃油) increased by 1.06% [1] - Rubber (橡胶) saw a rise of 0.8% [1]