Report discussing uranium oxides, their thermodynamic relations, and how these relations connect to the oxidation states of uranium ores found at the Colorado Plateaus. This report provides information regarding thermodynamic properties of some compounds and ions of the U-O-H2O system, discussion and interpretation of thermodynamic properties, and a summary with conclusion.

Aeronautical map of a four state region consisting of Utah, Arizona, New Mexico, and Colorado that shows cities, topographical features, ranch lands, national parks, and various aeronautical symbols for flight navigation. A large portion of Colorado and its cities make up most of the map. Scale 1:500,000.