Gold and silver futures declined on Thursday, with silver dropping by nearly 5%, while copper prices marked their lowest finish since November. Some commodities, including gold, copper, and silver, fell sharply Thursday because of a rebound in U.S. dollar and concerns over China,” said Fawad Razaqzada, market analyst at StoneX. “The weakness in Chinese inflation data has intensified concerns about demand from the world’s second largest economy, where the recovery appears to be fading alarmingly.” July silver SIN23 fell $1.23, or 4.8%, to settle at $24.42 an ounce, posting the biggest one-day percentage decline since February,…