Montero Mining and Exploration Ltd (TSX-V:MON) said an in-person arbitration hearing is scheduled for December 2023, at the International Centre for Settlement of Investments Disputes (ICSID) hearing center in Washington DC. Montero seeks compensation of at least C$90M for damages and interest for the unlawful expropriation, following similar cases by other mining companies, Indiana Resources (ASX:IDA) Limited and Winshear Gold Corp., against Tanzania.