SYDNEY: Pantera Lithium Ltd. (ASX: PFE) has entered a binding agreement to sell its Smackover lithium brine project in Arkansas to U.S.-based Energy Exploration Technologies Inc. (EnergyX) in a deal valued at A$40 million. The transaction includes A$6 million in cash and A$34 million in EnergyX common stock, giving Pantera shareholders exposure to the recovering…