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- |category7=Sandstone |tree3=Murray Bluff Sandstone Member2 KB (318 words) - 20:36, 27 January 2017
- |category7=Sandstone |tree3=Bernadotte Sandstone Member3 KB (333 words) - 20:26, 27 January 2017
- ...ndbook of Illinois Stratigraphy: Illinois State Geological Survey Bulletin 95, 261 p. ...estern Illinois, which has been correlated with the Murray Bluff Sandstone Member of southern Illinois (fig. P-2). In subsurface, both the top and base of th4 KB (620 words) - 20:33, 1 June 2020