Production place
- Carson City, Carson City County, Nevada11 objects
- Staffordshire, West Midlands, England8 objects
- Cobridge, Stoke-on-Trent, Staffordshire, England6 objects
- South Central California6 objects
- Jose Basin, Fresno County, California3 objects
- Carson City County, Nevada2 objects
- Corning, Steuben County, New York2 objects
- North Central California2 objects
- Sacramento, Sacramento County, California2 objects
- Upper San Joaquin River, Madera County, California2 objects
- Aguida, Santa Barbara County, California1 objects
- Austria1 objects
- Camp Creek, Humboldt County, California1 objects
- Campo (CDP), San Diego County, California1 objects
- Carson Valley, Carson City County, Nevada1 objects
- Columbia River, Oregon and Washington1 objects
- Fresno Flats, Madera County, California1 objects
- Hoopa Valley Reservation, Humboldt County, California1 objects
- Japan1 objects
- Lake County, California1 objects