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Historical:Pliocene Series
...posits were previously called "Lafayette", "Lafayette-type", or "Tertiary" gravel. ...-- and the similar but scattered deposits in western Illinois-- the Grover Gravel.

1 KB (191 words) - 05:49, 28 December 2016
Pliocene Series
...1975, Handbook of Illinois Stratigraphy: Illinois State Geological Survey Bulletin 95, 261 p. ...posits were previously called "Lafayette", "Lafayette-type", or "Tertiary" gravel.

2 KB (269 words) - 22:52, 12 January 2017
Historical:Grover Gravel
|tree1=Grover Gravel |category6=Grover Gravel

7 KB (1,102 words) - 05:46, 28 December 2016
Historical:Enion Formation
94-tb_6-c.jpg|{{file:94-tb_6-c.jpg}} 94-tb_6-d.jpg|{{file:94-tb_6-d.jpg}}

4 KB (650 words) - 16:23, 4 January 2017
Grover Gravel
|category6=Grover Gravel |tree1=Grover Gravel

8 KB (1,160 words) - 22:51, 12 January 2017
Enion Formation
...tocene Stratigraphy of Illinois: Illinois State Geological Survey Bulletin 94, 204 p. 94-tb_6-c.jpg|{{file:94-tb_6-c.jpg}}

5 KB (711 words) - 22:49, 12 January 2017
Historical:Mounds Gravel
|tree1=Mounds Gravel |category6=Mounds Gravel

9 KB (1,314 words) - 05:47, 28 December 2016
Mounds Gravel
|category6=Mounds Gravel |tree1=Mounds Gravel

9 KB (1,375 words) - 22:50, 12 January 2017

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