Clay Center

Mindat.org

Allen Township, Ottawa County, Ohio, USA

Loading...

Key Information

Do not enter mining areas without proper authorization.

  • Clay Center, Ohio, is a small village in the northwestern part of the state, near Lake Erie, known for its mineral-rich quarry.

  • The quarry produces Fluorite, Celestine, Calcite, and Galena, with Fluorite being particularly notable for its root beer color and UV fluorescence.

  • The geological setting is sedimentary dolomite, formed through ancient marine processes, with minerals found in vugs.

  • Mining began in the 1880s, operated by various companies, and remains active, significant for both construction and mineral collecting.

  • The area has a temperate climate with cold winters and warm summers, set in a rural, agricultural landscape.

Geographic Location

Clay Center is nestled in Allen Township, Ottawa County, Ohio, USA, in the northwestern corner of the state, hugging the shores of Lake Erie. This places it in the Midwest region, with nearby communities like Curtice and Williston, and the county seat, Port Clinton, adding to its local context. It's a short drive from larger cities, making it accessible for mineral enthusiasts.

Minerals Produced

The Stoneco White Rock Quarry here is famous for its mineral bounty, especially Fluorite, known for its striking root beer-colored cubes that glow under UV light, making it a collector's favorite. You'll also find Celestine, with its white, bladed crystals, alongside golden Calcite and traces of Galena, offering a diverse palette for enthusiasts.

Geological Structure

The quarry digs into the Lockport and Greenfield Dolomite formations, sedimentary rocks formed from ancient marine environments. These dolomites host vugs where minerals like Fluorite and Celestine formed, likely through hydrothermal activity, adding a layer of geological intrigue to the site.

Mining History

Mining kicked off in the 1880s under the Toledo White Lime Company, with operations passing through hands like Kelley Island Lime and Transportation Company and Edward Kraemer & Sons Inc., before Stoneco Inc., now part of The Shelly Company, took over. It's still active, supplying building stone and aggregate, and has been a hotspot for mineral finds, especially in the 2000s.

Local Culture and Characteristics

Clay Center is a quaint village with around 262 residents, its identity tied to the quarry, which draws mineral enthusiasts. While small, it reflects the rural charm of Ohio, with potential local events and businesses adding to its character, though specific cultural highlights are limited.

Climate and Ecology

The area enjoys a temperate climate, with cold winters and warm, humid summers, typical of the Great Lakes region. It's set in a rural landscape of farmland and woods, with the quarry possibly featuring unique ecological niches like cliffs, though direct ties to mineral formation are more geological than climatic.