现货黄金：10月21日跌幅扩大至逾3%，大跌约150美元

Core Viewpoint - Spot gold prices have experienced a significant decline, dropping over 3% to a low of $4206.16 per ounce, with an intraday decrease of approximately $150 [1] Group 1 - The decline in spot gold prices indicates a volatile market environment [1] - The drop of $150 in a single day reflects heightened market fluctuations and investor sentiment [1]