- OhioHistoryCentral.com -Site does a nice job giving a nice overview to minerals in Ohio and related geography linked with history.
- Ohio Dept of Natural Resources-Geological Survey Home Page
- ODNR - Interactive Mine Map - Shows current mines and commodities and minerals being recovered.
- vasichkominerals.com - Site dedicated to mineral collecting in Ohio.
- List of Ohio rock and Mineral clubs
- 2115 mines listed for Ohio
- 33 Mine entries listed for Galena
- 46 mine entries listed for Celestite
- 90 mines listed for Gold
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