Sandstone-hosted uranium deposits of the Colorado Plateau, USA

•The Colorado Plateau is the largest sandstone-hosted U/V province in the USA.•Volcanic ash and bleached red beds may have provided a U/V source.•Groundwater controlled by paleotopography and paleoclimate mineralized sandstones.•Ferrous minerals and organics reduce and i locally control mineralization.•In places amorphous organic matter encased and preserved mineralization.