沪金、沪银、SC原油主力合约：12月16日收盘涨跌不一

Group 1 - The core viewpoint of the article indicates that the Shanghai gold futures contract experienced a decline, while the Shanghai silver futures contract showed an increase, and SC crude oil futures also fell [1] Group 2 - As of December 16, the Shanghai gold main contract closed down by 0.18%, priced at 976 yuan per gram [1] - The Shanghai silver main contract closed up by 0.71%, priced at 14,815 yuan per kilogram [1] - The SC crude oil main contract fell by 1.58%, closing at 430 yuan per barrel [1]