The coronavirus pandemic is expected to result in a 5 per cent decline in global demand for rare earths this year, with China’s exports to the US falling anywhere between a quarter and a third, according to analysts.“We expect to see weak rare earths demand propagate through the rest of 2020, particularly those used in ceramics, glass and catalyst applications,” said David Merriman, a manager specialising in battery and electric vehicle materials at consultancy Roskill Information Services. …