We may think of the mines in Africa when we think of diamonds.  Yet there were two great diamond rushes in North America in the 1980s -- one in Colorado and one in Canada.  They led to the discovery of several of the world’s richest diamond mines operating today. Two old-time prospectors found what international companies missed – under a nameless lake in the Northwest Territories. How did they do this?  How can you mine for diamonds under a lake?

Location:  Liberty Hall, 325 W. Benton, lecture rooms and Zoom

Class Limit: 74