Privately held, Denver-based Cordillera Energy Partners, privately held, Denver-based Prima Exploration Inc., privately held, Greenwood Village, Co.-based Denver Mineral & Royalty Co. and their partners have sold their Red Sky and Stampede projects in Mountrail County, North Dakota, to an undisclosed buyer for an undisclosed price. The Red Sky project encompasses more than 56,000 net acres and two horizontal Bakken wells, including the Nelson Farms 11-19H. Initial production in April was 443 barrels of oil per day. The Stampede project includes 51,000 net acres.