Caves of Illinois

Cover Caves of Illinois
Caves of Illinois
J Harlen Bretz
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UNNAMED CAVE SW'/4 sec. 21, T. 13 S. , R. 3 E. , Johnson County (Vienna quadrangle) A cave located south of Vienna is ap- parently an opening produced by the move- ment of a large sandstone block away from the bluff.
Several caves in limestone were reported in the adjacent Cave Creek valley, but none was found.
COON DEN CAVE Two miles northwest of Buncombe, Johnson County (Vienna quadrangle) Coon Den Cave is reported to consist of a crawlway passage, possibly 200 feet long.
RAMONA QUARRY CAVE N
...W'/4 sec. 11, T. 12 S. , R. 2 E. , Johnson County (Vienna quadrangle) Excavation of sandstone of Pennsylvanian age during construction of the access road to Ramona quarry in the summer of 1959 uncovered passages developed along joints in the Kinkaid Limestone. Apparently the cavity is large and probably has a network pattern. Exploration was not undertaken because of the pile of loose rock that had been pushed into the opening during ex- cavation.
48 ILLINOIS STATE GEOLOGICAL SURVEY R. /. 215 WESTERN PART OF ILLINOIS SHAWNEE HILLS JACKSON AND UNION COUNTIES CAVE SPRING CAVE SVV'/4 NW'/4 sec.


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