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Burlington–Keokuk Limestone Fossil Research — Illinois
crinoids, brachiopods, bryozoans and marine fossils · Western Illinois
ILLINOIS ROCKHOUNDING DIRECTORY
All Illinois Rockhounding Locations & Mineral Records
Search 402 records without turning broad geology occurrences into false collecting recommendations.
Search the Illinois inventory
Filter by place, material, county or evidence context.
168 matches · page 5 of 5
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Illinois Geode Research Index
geodes, quartz, calcite, chalcedony · Western Illinois
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White Rockhounding & Geology Research Index
county bedrock/surficial geology, fossils, coal/industrial minerals, aggregates, chert and occurrence research · White
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Whiteside Rockhounding & Geology Research Index
county bedrock/surficial geology, fossils, coal/industrial minerals, aggregates, chert and occurrence research · Whiteside
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Will Rockhounding & Geology Research Index
Pennsylvanian coal geology, Mazon Creek-type concretions, plant/invertebrate fossils and glacial cover · Will
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Williamson Rockhounding & Geology Research Index
county bedrock/surficial geology, fossils, coal/industrial minerals, aggregates, chert and occurrence research · Williamson
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Winnebago Rockhounding & Geology Research Index
glacial drift, Lake Michigan/Great Lakes stones, dolostone, aggregates and fossil-bearing bedrock research · Winnebago
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Woodford Rockhounding & Geology Research Index
county bedrock/surficial geology, fossils, coal/industrial minerals, aggregates, chert and occurrence research · Woodford