Category:Shale formations in Michigan
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Subcategories
This category has the following 9 subcategories, out of 9 total.
A
- Antrim Shale (4 F)
B
- Bill's Creek Shale (1 F)
C
- Cabot Head Dolomite (1 F)
- Cabot Head Shale (1 F)
F
- Freda Sandstone (1 F)
M
- Manitoulin Formation (2 F)