China’s rare earth exports surged in June to their highest level since December 2009, in what analysts said could be an early sign that recent behind-the-scenes agreements with the United States on the flow of critical minerals are beginning to bear fruit.Exports of the elements reached 7,742.2 tonnes last month – a 60 per cent increase from the 4,828.7 tonnes recorded in June 2024 – and a 32 per cent jump compared to the 5,865 tonnes reported this May, according to customs data.Rare earth...