Mines
Hutchinson, Kansas (salt)
Picher, Oklahoma (lead and zinc)
Lost Horse Mine (Joshua Tree), California (gold)
Alibates, Texas (flint)
Sugarite, New Mexico (coal)
Gypsum Hills, Kansas (gypsum)
Anacanda, Montana (silver)
Coloma, California (gold)
Colstrip, Montana (coal)
Georgetown, Colorado (silver)
Ulan, Australia (coal)
Thunder Basin, Wyoming (coal)
Falun, Sweden (copper)
Vernal, Utah (phosphate)
La Espino, Spain (coal)
Las Minas, Spain (sulphur)
Mineral, Kansas (coal)
Modoc Mine, New Mexico (silver)
Hanover, New Mexico (copper)
Tyrone, New Mexico (copper)
Morenci, Arizona (copper)
Bisbee, Arizona (copper)
Ontario, Canada (gold)
Yorkshire, UK (lead)
El Segundo Mine, New Mexico (coal)
Round Mountain, Nevada (gold)
Shafter, Texas (silver)
Ruth, Nevada (copper)
Black Hills, South Dakota (gold)