Mazon Creek Fossils for Sale
Mazon Creek Fossils | The Mazon Creek fossil beds are a conservation lagerstätte found near Morris, in Grundy County, Illinois. The fossils are preserved in ironstone concretions. These concretions were formed approximately 309 million years ago in the mid-Pennsylvanian period. These concretions frequently preserve both hard and soft tissues of animal and plant materials. In addition, many soft-bodied organisms that do not normally fossilize are preserved. See More Fossils for Sale
Showing all 16 results
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Mazon Creek Worm Nodule #151
$55.00 -
Mazon Creek Worm Nodule #152
$55.00 -
Mazon Creek Worm Nodule #149
$45.00 -
Mazon Creek Worm Nodule #145
$45.00 -
Mazon Creek Shrimp Nodule #140
$65.00 -
Mazon Creek Shrimp Nodule #139
$55.00 -
Mazon Creek Shrimp Nodule #138
$55.00 -
Mazon Creek Shrimp Nodule #135
$55.00 -
Mazon Creek Shrimp Nodule #134
$45.00 -
Mazon Creek Shrimp Nodule #133
$45.00 -
Mazon Creek Shrimp Nodule #132
$45.00 -
Mazon Creek Shrimp Nodule #131
$45.00 -
Mazon Creek Shrimp Nodule #129
$45.00 -
Mazon Creek Shrimp Nodule #128
$45.00 -
Mazon Creek Shrimp Nodule #126
$45.00 -
Mazon Creek Shrimp Nodule #124
$45.00