https://index.vn/en/news/precious-metals-prices-today-492026-copper-at-6606-usdlb-with-palladium-1361-usdoz-platinum-18951-usdoz-and-silver-6994-usdoz-trading-near-range 2026-09-04T07:21:42+07:00 Index.vn en 2026-09-04T07:21:42+07:00 Precious metals prices today 4/9/2026: Copper at 6.606 USD/lb with palladium 1361 USD/oz, platinum 1895.1 USD/oz, and silver 69.94 USD/oz trading near range