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The earliest Carboniferous rocks sit conformably on top of the youngest Devonian in Illinois; Carboniferous rocks in the state are areally extensive, regionally very well-exposed, and form a large percentage of the state's bedrock. Illinois remained marine for much of the Carboniferous, with limestones making up most of the rock deposited ...
This is a list of archaeological sites on the National Register of Historic Places in Illinois. Historic sites in the United States qualify to be listed on the National Register of Historic Places by passing one or more of four different criteria; Criterion D permits the inclusion of proven and potential archaeological sites . [ 1 ]
This article contains a list of fossil-bearing stratigraphic units in the state of Illinois, U.S. Sites. Group or Formation ... Kansas City Formation: Carboniferous:
This is a list of minerals which have Wikipedia articles. Minerals are distinguished by various chemical and physical properties. Differences in chemical composition and crystal structure distinguish the various species .
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 (640 km) northwest-southeast, and 200 miles (320 km) southwest-northeast.
This list of the prehistoric life of Illinois contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of ...
Location of Coles County in Illinois. This is a list of the National Register of Historic Places listings in Coles County, Illinois. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Coles County, Illinois, United States. Latitude and longitude coordinates are provided for many ...
Location of Sangamon County in Illinois. This is a list of the National Register of Historic Places listings in Sangamon County, Illinois. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Sangamon County, Illinois, United States. Latitude and longitude coordinates are provided ...