Askari Metals has inked a binding heads of agreement with private company LexRox Exploration Services to acquire a 90 per cent interest in its advanced lithium, tantalum and tin project in Namibia, Africa. The advanced project bears visible spodumene mineralisation on its surface with recent rock chip assays delivering high-grade results up to 3.1 per cent lithium oxide, 3.2 per cent tin, 452ppm tantalum and 3387ppm rubidium.