Sumbawa Timur Mining – STM
PT. Sumbawa Timur Mining Onto Copper-Gold Deposit in Sumbawa, Indonesia, extended more than 500m vertically by recent drilling February 19, 2020 PT. Sumbawa Timur Mining Onto Copper-Gold Deposit Discovery Jakarta, Indonesia: 19 February 2020. PT Sumbawa Timur Mining (STM or the Company) is pleased to announce the February 19, 2020