THE OHIO VALLEY IN SOUTHERN INDIANA 



265 



H 

 I 



white quartz and fragments of geodes — largest pebbles 

 from 3 to 4 inches in diameter. A layer of gravel about 3 

 inches thick stained black with manganese occurs near the 

 base of the part exposed, ------ 1 



White, yellow and orange sands cross-bedded. In one place 

 pure white sand is 9 inches thick. Three layers of white 

 sand occur directly above the gravel. The line between 

 the sand and the next stratum D is not well marked, the 

 one grades into the other, ------ 3 



Brick red sand, -------- g 



A much stained clay, indicating an old surface, - - - 2 



A brown loam below turning into a typical loess above full 



of loess-kindchen ------- 10-15 



A thin layer of dark soil discolored with iron, producing 



below plates of iron one-eighth of an inch, o 



Loess grading into surface humus, ----- 5-10 



Surface humus. 



One mile east of the above the following strata were 

 observed : 



Section through bluff at i.n.e of Enterprise 



Fie.4 

 SECTION 2. (FIG. 4). 



A Hill wash — a reddish sandy clay, ...... 



B Gravel — coarse, well-rounded yellow chert, with a few white 

 quartz and geode pebbles somewhat stratified. Streaked with 

 manganese, which in places forms a conglomerate, 



C Reddish sand turning above to reddish clay necked with white, 



D Very red clay mottled with black, .-.-.. 



E Yellow to drab clay showing white streaks, ----- 



Ft. 

 10 



5 

 10 



5 

 2 



