- Schuylkill River, Philadelphia, Philadelphia County, Pennsylvania, United States2
- Scotch Plains, Union County, New Jersey2
- Senegal2
- Silver Springs, Marion County, Florida, United States2
- Spain2
- Sparta, Sussex County, New Jersey, United States2
- Spartanburg, Spartanburg County, South Carolina, United States2
- Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey, United States2
- Sussex County, New Jersey, United States2
- Sweden2
- The Wedge Plantation, McClellanville, Charleston County, South Carolina, United States2
- Thuringia, Germany2
- Topsham, Sagadahoc County, Maine, United States2
- United Kingdom, England2
- Utö Mines, Utö, Södermanland, Sweden2
- Willow Grove, Lawrence County, Pennsylvania, United States2
- West Indies1
- Abbeville, Abbeville County, South Carolina1
- Agrigento, Sicily, Italy1
- Ahmednagar, India1