paulding

Fluorite in carbonate rock (Stoneco Incorporated's Auglaize Quarry, near Junction, Ohio, USA) 13
by James St. John

Fluorite in carbonate rock (Stoneco Incorporated's Auglaize Quarry, near Junction, Ohio, USA) 12
by James St. John

Hexagonaria sp. (fossil coral) (Middle Devonian; Paulding County, Ohio, USA) 2
by James St. John

Hexagonaria sp. (fossil coral) (Middle Devonian; Paulding County, Ohio, USA) 1
by James St. John

Rock gypsum (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 2
by James St. John

Rock gypsum (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 3
by James St. John

Rock gypsum (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 4
by James St. John

Rock gypsum (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 5
by James St. John

Rock gypsum (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 1
by James St. John

Stylolite (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 3
by James St. John

Stylolite (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 2
by James St. John

Stylolite (Lucas Formation, Middle Devonian; Paulding County, Ohio, USA) 1
by James St. John

Favosites fossil coral with petroleum (Dundee Formation, Middle Devonian; Auglaize Quarry, Paulding County, Ohio, USA) 2
by James St. John

Favosites fossil coral with petroleum (Dundee Formation, Middle Devonian; Auglaize Quarry, Paulding County, Ohio, USA) 4
by James St. John

Favosites fossil coral with petroleum (Dundee Formation, Middle Devonian; Auglaize Quarry, Paulding County, Ohio, USA) 3
by James St. John

Favosites fossil coral with petroleum (Dundee Formation, Middle Devonian; Auglaize Quarry, Paulding County, Ohio, USA) 1
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 2
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 3
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 6
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 7
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 8
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 5
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 4
by James St. John

Hexagonaria sp. (fossil colonial rugose coral) (Middle Devonian; quarry northwest of Paulding, Ohio, USA) 1
by James St. John

Rugose coral & spiriferid brachiopod (Silica Formation, Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA)
by James St. John

Rugose coral & spiriferid brachiopod & trilobite tail (Silica Formation, Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 2
by James St. John

Rugose coral & spiriferid brachiopod & trilobite tail (Silica Formation, Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 1
by James St. John

Rugose coral (Silica Formation, Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA)
by James St. John

Spiriferid brachiopod (Silica Formation, Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 2
by James St. John

Spiriferid brachiopod (Silica Formation, Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 1
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 108
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 109
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 111
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 112
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 110
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 107
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 92
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 94
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 95
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 96
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 98
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 99
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 100
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 102
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 103
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 105
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 106
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 104
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 101
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 97
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 93
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 91
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 81
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 82
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 83
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 84
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 86
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 87
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 89
by James St. John

Silica Formation over Dundee Limestone (Middle Devonian; Lafarge Paulding Quarry, near Paulding, Ohio, USA) 90
by James St. John