Open-pan salt making from lead using wood as a fuel. In Britain they established towns for salt production at Droitwich in Worcestershire, and Nantwich, Middlewich and Northwich in Cheshire. In the early Middle Ages these developed into the 'wich' towns of Cheshire. Small 'wich' houses containing several lead pans to evapourate the brine into salt, clustered around brine springs within each of the towns. The open-pan process continued largely unchanged throughout the medieval period. A 17th-century German wood-cut by Georgius Agricola shows the process in detail. Excavated evidence has uncovered wooden rakes to draw salt crystals to the side of the pan, and
Arizona Mining and Mineral Museum mining shovel used in the copper mine at Ray. An exhibit room off the main gallery displays a mineral collection, kachina dolls, and other items donated by Rose Mofford, who was governor of Arizona at the time the museum relocated to its current site. As a supporter of the museum, Mofford has been quoted as saying that she would instruct her legal representative to disperse the collection to "the rural museums of Arizona" if the mining and mineral museum ever closes. Arizona Mining and Mineral Museum The Arizona Mining and Mineral Museum in Phoenix, Arizona, was a museum focused on