WDAY: The News Leader

Published January 03, 2013, 12:00 AM

Diamond Exploration

A drill rig used to find evidence of diamonds bores in a bean field near St. Thomas, N.D., in August, 2010. Kennecott Exploration Co.'s effort to find evidence of diamonds was fruitless but geologists remain buoyed by the potential for mining the precious stones in North Dakota because the states' geology is similar to diamond-producing regions of Canada. (AP Photo/North Dakota Geological Survey)
Read the article: North Dakota state geologist expects diamond exploration