In this issue:
- Independence Mountain thrust fault, North Park Basin, Colorado
- Rb and Sr concentrations and Sr isotope ratios in the Preacher Creek ultramafic intrusion, Wyoming
- Glacial geology of the Lake Marie area, Medicine Bow Mountains, Wyoming
- Late Cenozoic grasses, borages, and hackberries from southwestern Nebraska
- Determining fluvial channel patterns from stratification style; a Triassic example from the Colorado Plateau
- An addition to the known geologic range of the Permian pelecypod Oriocrassatella
Price:
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