纽约期金跌1.7%，投资者权衡中东局势缓和迹象和鲍威尔释放的美联储降息线索

Group 1 - Spot gold declined by 1.35%, closing at $3323.69 per ounce, and reached a daily low of $3295.62 after a brief rise [1] - COMEX gold futures fell by 1.71%, ending at $3336.90 per ounce, showing a continuous downward trend throughout the day [1] - The Philadelphia Gold and Silver Index decreased by 1.91%, closing at 203.81 points [1] Group 2 - Spot silver dropped by 0.48%, closing at $35.9258 per ounce, with a W-shaped pattern observed during the day [1] - COMEX silver futures fell by 0.90%, ending at $35.860 per ounce, with a daily low of $35.195 reached [1] Group 3 - COMEX copper futures increased by 0.18%, closing at $4.8945 per pound [1]