A partnership formed by Robert Hunter and Robert Dickinson more than 25 years ago has endured as the inspirational foundation for Hunter Dickinson Inc. (HDI), one of North America’s most respected mineral exploration and mine development groups.

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.

David Robertson became a respected statesman of Canada’s mining industry through technical accomplishment and impeccable integrity displayed during a distinguished career spanning more than six decades.