Periodic Reporting for period 2 - TARANTULA (Recovery of Tungsten, Niobium and Tantalum occurring as by-products in mining and processing waste streams)

The refractory metals Tungsten, Niobium and Tantalum are considered strategic commodities, mainly due to their physical properties, inertness and their ability to improve the performance of steel and other metals. EU accounts for very high percentage demand with respect to W...