纽约期银站上61美元创历史新高，纽约铜跌2%

Group 1 - The core viewpoint of the article highlights a significant increase in silver prices, with spot silver rising by 4.34% to $60.6777 per ounce, and reaching a historical high of $60.8305 per ounce [1] - COMEX silver futures also saw a notable increase of 4.78%, closing at $61.205 per ounce, and hitting a new high of $61.295 per ounce in after-hours trading [1] - In contrast, COMEX copper futures experienced a decline of 1.98%, settling at $5.3365 per pound, indicating a period of low volatility and downward movement [1] Group 2 - The article reports that spot platinum increased by 2.62%, reaching $1697.12 per ounce, while spot palladium rose by 2.41%, closing at $1511.46 per ounce [1]