Clinker deposits, Powder River Basin, Wyoming and …
In the eastern Powder Basin, clinker has formed where Tertiary coal beds that dip gently basinward have been exposed by erosion. The extensive clinker deposits represent a number of discrete burn events. Up dip, clinker is progressively older, with fission-track ages ranging from less than 0.08 to 0.77 ñ 0.39 my [Coates and Naeser, 1984].
WhatsApp: +86 18221755073