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Category:Mazon Creek fossil beds

English: Mazon Creek is a term for fossils in ironstone concretions found near Morris, Illinois, USA. Found in the Francis Creek Formation, the fossils date to the Pennsylvanian in the upper Carboniferous
This is a category about a place or building that is listed on the National Register of Historic Places in the United States of America. Its reference number is
Mazon Creek 
place in Illinois on the National Register of Historic Places
Wikipedia-logo-v2.svg Wikipedia
Instance ofpaleontological site
LocationGrundy County, Illinois
Heritage designation
Authority control
NRHP reference number: 97001272

41° 19′ 15.6″ N, 88° 20′ 45.6″ W

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This category has only the following subcategory.

Media in category "Mazon Creek fossil beds"

The following 20 files are in this category, out of 20 total.