1) Bolivian export 2) Bolivian mine output 3) Cassiterite 4) Cassiterite or stannite 5) Export from Bolivian mines 6) Stannite 7) Stannite or cassiterite 8) You can dig it in Bolivia Found on https://www.crosswordclues.com/clue/tin-ore
Mineral from which tin is extracted, principally cassiterite, SnO2. The world's chief producers are Malaysia, Thailand, and Bolivia Found on https://www.encyclo.co.uk/local/21221