Geology and Minerals

Bloomsburg Formation

The Silurian Bloomsburg Formation is a mapped bedrock unit in Pennsylvania, New Jersey, New York and Maryland. It is named for the town of Bloomsburg, Pennsylvania, in which it was first described. The Bloomsburg marked the first occurrence of red sedimentary rocks in the Appalachian Basin.

Also on this shelf

See also

• ▸Chrysanthemum stone
• ▸History of Gibraltar
• ▸Geomagnetic reversal

Uncatalogued shelf

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