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Valmeyer anticline outcrop

View on map:38.296653°N 90.307786°W

Comments

The dipping limestone here is part of the Valmeyer anticline (see the reference to Dickas) which is related to the formation of the Illinois Basin.  The exposed rocks are on the western and steeper side of the anticline. 

Description


Illinois Basin

The Illinois Basin is a Paleozoic depositional and structural basin in the United States, centered in and underlying most of the state of Illinois, and extending into southwestern Indiana and western Kentucky. The basin is elongate, extending approximately 400 miles northwest-southeast, and 200 miles southwest-northeast.

References

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