Congolese troops to protect richest untapped tin deposit

*There’s a ‘military curtain’ shielding project to its east *Alphamin says Bisie mine is the highest grade in the world 24 August 2017, London — The Democratic Republic of Congo has promised to help Alphamin Resources Corp. to protect the world’s highest-grade untapped tin deposit. Construction of the mine has already started in a remote […] More »