- Haddam, Middlesex County, Connecticut, United States3
- Illinois, United States3
- Kentucky River, Frankfort, Franklin County, Kentucky, United States3
- Livingston County, Kentucky, United States3
- Martinique3
- Mediterranean3
- Mediterranean Sea3
- Muscaonge (Muskallonge) Lake, Oxbow, Theresa Township, Jefferson County, New York, United States3
- New Hampshire, United States3
- New Jersey, United States3
- Orange County, New York, United States3
- Rossie, Saint Lawrence County, New York, United States3
- Roughton Gill Mine, Cumberland, Cumbria, England, United Kingdom3
- San Joaquin Valley, California, United States3
- Sicily, Italy3
- Sweden3
- Texas, Lancaster County, Pennsylvania, United States3
- The Wedge Plantation, McClellanville, Charleston County, South Carolina3
- Thuringia, Germany3
- White Point, Charleston, Charleston County, South Carolina, United States3