- Brewer Mine, Chesterfield District, Chesterfield County, South Carolina, United States1
- Bristol, England, United Kingdom1
- Bristol, Hartford County, Connecticut, United States1
- Bructor Mt.1
- Brunswick, Cumberland County, Maine, United States1
- Buckingham, Bucks County, Pennsylvania, United States1
- Cairo, Egypt1
- Caldbeck Fells, Cumberland, Cumbria, England, United Kingdom1
- California, United States1
- Campania, Rome Province, Italy1
- Carbon (Northampton) County, Pennsylvania, United States1
- Castleton, Derbyshire, England, United Kingdom1
- Cayuga Lake, New York, United States1
- Cayuga River, New York, United States1
- Charlotte, Mecklenburg County, North Carolina, United States1
- Chemnitz, Saxony, Germany (Hungary)1
- Chesapeake Bay, Maryland, Virginia, United States1
- Cheshire, New Haven County, Connecticut, United States1
- Cheshire, New Haven, Connecticut, United States1
- Chessy Copper mines, Chessy, Rhône-Alpes, France 1