Grassy Knob Chert
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Grassy Knob Chert Stratigraphic range: Devonian | |
---|---|
Type | Formation |
Unit of | |
Underlies | Clear Creek Chert |
Overlies | Bailey Limestone and Wabash Formation |
Location | |
Region | Indiana |
Country | United States |
The Grassy Knob Chert is a geologic formation in Indiana.
References[]
Categories:
- Geology of Indiana
- Midwestern United States geologic formation stubs
- Indiana geography stubs