Blackstone Minerals (ASX: BSX) managing director Scott Williamson joins Small Caps to discuss the company’s flagship Ta Khoa nickel-copper-PGE project in Vietnam. Blackstone aspires to become an integrated miner and downstream processor of precursor battery metals on the doorstep of South East Asia’s growing lithium-ion battery industry. A pre-feasibility study on the downstream business potential is scheduled for delivery next month.