Promising reserves of rare earth elements have been found in the Singrauli coalfields of Madhya Pradesh, Coal and Mines Minister G Kishan Reddy told Parliament on Monday.Rare earth elements (REE) are a group of metallic elements, including scandium and yttrium, widely used in clean energy technologies, electronics, electric vehicles and various industrial applications.Replying to a question in the Rajya Sabha, Reddy said that Coal India Ltd (CIL) has undertaken research and development projects linked to rare earth elements present in coal mine waste.“Results from appraisal of Gondwana Sediments (coal, clay, shale, Sandstone) for Trace Elements & REE concentration in the Singrauli coalfield, indicate that REE are ‘promising’ in nature (with an enrichment of 250 ppm on a whole coa