Neil Campbell’s abilities at geological deduction were responsible for several important mineral discoveries, but it is the Pine Point mine on the south shore of Great Slave Lake in the Northwest Territories with which he was most closely associated.

Walter J. Riva was born in coal country in Canmore, Alberta, in 1922. From those roots, he grew into an unmatched leader of Canada’s coal mining industry, contributing tirelessly to it and to the communities that depend on it.

Geologists and prospectors had searched for diamond deposits in North America for more than a century with only teasing hints of success until the discovery of a cluster of kimberlites in the Northwest Territories that became Ekati, Canada’s first diamond mine.