Mine Tales: Planet copper mine one of Arizona's oldest
A Planet of Mine on Steam
Planet Mine, Planet Mine group, Planet, Santa Maria Mining District (Planet Mining District; Swansea Mining District; Bill Williams Mining District), Buckskin Mountains, La Paz County, Arizona, USA
Planet Mine group, Planet, Santa Maria Mining District (Planet Mining District; Swansea Mining District; Bill Williams Mining District), Buckskin Mountains, La Paz County, Arizona, USA