Cover of Pyritic cone-in-cone concretions

An edition of Pyritic cone-in-cone concretions (1975)

Pyritic cone-in-cone concretions

By Bertram G. Woodland

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Publish Date

1975

Publisher

Field Museum of Natural History

Language

-

Pages

139

Description:

subjects: Concretions, Pyrites, Stratigraphic Geology

Places: Middle West

Times: Pennsylvanian