"The wilderness study area is located in Harney County, OR, about 35 air mi northwest from Burns, and consists of basalt mesas separated by spectacular stream-cut canyons as much as 800 ft deep ... This report describes the USBM (U.S. Bureau of Mines) portion of a cooperative study with the USGS (U.S. Geological Survey) to evaluate mineral resources and potential of the Malheur River-Bluebucket Creek WSA (Wilderness Study Area) at the request of the BLM (U.S. Bureau of Land Management). The USBM examines individual mines, prospects, claims, and mineralized zones, and evaluates identified mineral and energy resources"--Leaf 4.