McKenzie Formation
The Silurian McKenzie Formation (Sm) is a mapped bedrock unit in Maryland.[1]
Description
The McKenzie Formation is a Gray, thin-bedded shale and argillaceous limestone, with interbedded red sandstone and shale in its eastern extents in Maryland. The thickness ranges from 160 to 380 feet.[1]
Age
Relative age dating of the Tuscarora places it in the Silurian period. It rests conformably atop the Clinton Group and conformably below the Bloomsburg Formation.[1]
References
- ^ a b c "Geologic Maps of Maryland:". Retrieved 2008-01-26.
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