Wikimedi'Òc

Flint nodules in limestone (Upper Mercer Limestone, Middle Pennsylvanian; Noland Tunnel's north portal outcrop, Tunnel Hill, Coshocton County, Ohio, USA) 2 (30214586343).jpg - Ser Amantio di Nicolao

Flint nodules in limestone (Upper Mercer Limestone, Middle Pennsylvanian; Noland Tunnel's north portal outcrop, Tunnel Hill, Coshocton County, Ohio, USA) 1 (30762010801).jpg - Ser Amantio di Nicolao

Flint with drusy quartz-lined fracture (Upper Mercer Flint, Middle Pennsylvanian; Nellie West Outcrop, Coshocton County, Ohio, USA) 1 (31919569895).jpg - Ser Amantio di Nicolao

Nellie Blue Flint (Upper Mercer Flint, Middle Pennsylvanian; Nellie area, Coshocton County, Ohio, USA) 14 (31602695630).jpg - Ser Amantio di Nicolao

Zaleski Flint (Middle Pennsylvanian; west of Creola, northern Vinton County, Ohio, USA) 21.jpg - Jsj1771

Productid brachiopod in flint-bearing fossiliferous limestone (Upper Mercer Limestone, Middle Pennsylvanian; Nellie, Ohio, USA) 3 (40095191762).jpg - Ser Amantio di Nicolao

Flint (Vanport Flint, Middle Pennsylvanian; Nethers Flint Quarries, Flint Ridge, Ohio, USA) 10 (32330120344).jpg - Ser Amantio di Nicolao

Nellie Blue Flint (Upper Mercer Flint, Middle Pennsylvanian; Nellie area, Coshocton County, Ohio, USA) 38.jpg - Ser Amantio di Nicolao

Nellie Blue Flint (Upper Mercer Flint, Middle Pennsylvanian; Nellie area, Coshocton County, Ohio, USA) 48.jpg - Ser Amantio di Nicolao

Nellie Blue Flint (Upper Mercer Flint, Middle Pennsylvanian; Nellie area, Coshocton County, Ohio, USA) 49.jpg - Ser Amantio di Nicolao

Nellie Blue Flint (Upper Mercer Flint, Middle Pennsylvanian; Nellie area, Coshocton County, Ohio, USA) 55.jpg - Ser Amantio di Nicolao

Nellie Blue Flint (Upper Mercer Flint, Middle Pennsylvanian; Nellie area, Coshocton County, Ohio, USA) 56.jpg - Ser Amantio di Nicolao

Nellie Blue Flint (Upper Mercer Flint, Middle Pennsylvanian; Nellie area, Coshocton County, Ohio, USA) 73.jpg - Ser Amantio di Nicolao

Flint artifacts (Coshocton Flint, Pennsylvanian; Ohio, USA) 1.jpg - Ser Amantio di Nicolao

Flint artifacts (Coshocton Flint, Pennsylvanian; Ohio, USA) 2.jpg - Ser Amantio di Nicolao

Flint artifacts (Upper Mercer Flint, Pennsylvanian; Ohio, USA) 1.jpg - Ser Amantio di Nicolao

Flint artifacts (Upper Mercer Flint, Pennsylvanian; Ohio, USA) 3.jpg - Ser Amantio di Nicolao

Flint (Vanport Flint, Middle Pennsylvanian; Nethers Flint Quarries, Flint Ridge, Ohio, USA) 175.jpg - Ser Amantio di Nicolao

Flint (Vanport Flint, Middle Pennsylvanian; Nethers Flint Quarries, Flint Ridge, Ohio, USA) 200.jpg - Ser Amantio di Nicolao

Flint (Vanport Flint, Middle Pennsylvanian; Nethers Flint Quarries, Flint Ridge, Ohio, USA) 206.jpg - Ser Amantio di Nicolao

Flint (Vanport Flint, Middle Pennsylvanian; Nethers Flint Quarries, Flint Ridge, Ohio, USA) 238.jpg - Ser Amantio di Nicolao

Flint (Vanport Flint, Middle Pennsylvanian; Nethers Flint Quarries, Flint Ridge, Ohio, USA) 239.jpg - Ser Amantio di Nicolao

Flint (Vanport Flint, Middle Pennsylvanian; Nethers Flint Quarries, Flint Ridge, Ohio, USA) 240.jpg - Ser Amantio di Nicolao

Flint boulder at the Ohio History Center June 2022.jpg - DogsRNice