Warrior Formation

The Cambrian Warrior Formation is a mapped limestone bedrock unit in Pennsylvania.

The Warrior Formation is described by Berg and others as gray, thin- to medium-bedded, fossiliferous, cyclic limestone bearing stromatolites, interbedded with shale, siltstone, and sandstone.

[5] Relative age dating places the Warrior Formation in the middle to late Cambrian.

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Cryptozoon undulatum from Bakers Summit