USGS professional paper · 1941 · 42 citations · 0 references
Natural SciencesEarth SciencesGeologyMarine GeologySedimentologyStratigraphyBasin EvolutionSedimentary Basin StratigraphyShale Gas GeologyVolcanic DepositsVolcanic StratigraphyShale SedimentologyStratigraphy Of Volcanic Basins
In explanation of the large-scale intertonguing of marine and continentnl deposits shown by the Mancos shale and the Mesaverde formntion in the southern part of the San Juan Basin, N. Mex., nnd of the marked variations in the stratigraphic ' .