Category:Concretions from the Logan Formation

Subcategories

This category has the following 2 subcategories, out of 2 total.

'

Ironstone concretions (probably Logan Formation; near Nashport, Ohio)‎ (4 F)

C

Carbonate concretions (Vinton Member, Logan Formation)‎ (2 F)

Media in category "Concretions from the Logan Formation"

This category contains only the following file.

Concretion (Vinton Member, Logan Formation, Lower Mississippian; Hanover Pit, Licking County, Ohio, USA) 1 (33652815138).jpg 2,317 × 1,927; 3.47 MB

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