History of Northwich in the early medieval period is shown by its record in the Domesday Book: It shows that by 1086 the town was producing salt and was valued the same as Middlewich at £8, although less than the £21 value given to Nantwich. It is unclear if salt extraction had continued from the Roman to Medieval periods. The manor of Northwich belonged to the Earls of Chester. However, in 1237 the family line died out. Subsequently, Northwich became a royal manor and was given to a noble family to collect tolls in exchange for a set rent. By 1484 this family
Arizona Mining and Mineral Museum Arizona Mining and Mineral Museum The Arizona Mining and Mineral Museum in Phoenix, Arizona, was a museum focused on minerals and mining. Last operated by the Arizona Historical Society, a state government agency, its exhibits included more than 3,000 minerals, rocks, fossils, and artifacts related to the mining industry. The museum closed in May 2011. In April 2017, legislation was passed to reopen the museum under the ownership of the University of Arizona. The museum was started in 1884 as a temporary exhibit at Arizona's first territorial fair. The exhibit was very popular and was moved into a permanent building