Circular 530 Channels: Difference between revisions
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===Pleistocene Channels=== | |||
===Pennsylvanian Channels=== | |||
====Channels of Anvil Rock Sandstone==== | |||
====Walshville Channel==== | |||
====Galatia Channel==== | |||
====Distinguishing channels from geological faults==== | |||
Revision as of 09:41, December 14, 2023
| Geologic Disturbances in Illinois Coal Seams | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Channels | Split Coal | Rolls | Limestone Bosses | Clay Dikes | White Top | Igneous Dikes | Joints | Coal Balls | Miscellaneous Disturbances | Acknowledgments |