James St. John:
Calcite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 1
James St. John:
Calcite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 2
James St. John:
Calcite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 3
James St. John:
Celestite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 1
James St. John:
Celestite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 2
James St. John:
Celestite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 3
James St. John:
Fluorite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 1
James St. John:
Fluorite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 2
James St. John:
Fluorite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 3
James St. John:
Fluorite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 4
James St. John:
Pyrite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 1
James St. John:
Pyrite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 2
James St. John:
Sulfur (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 1
James St. John:
Sulfur (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 2
James St. John:
Sphalerite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 1
James St. John:
Sphalerite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 2
James St. John:
Sphalerite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 3
James St. John:
Strontianite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 1
James St. John:
Strontianite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 2
James St. John:
Strontianite (Stoneco Inc. Maumee Quarry, Lucas County, Ohio, USA) 3