Montezuma Mines Nelson, Nevada The Montezuma mines claim was established in 1862 along with several other claims in the Eldorado Mining District which is now Nelson, Nevada by the Keystone Mining Company. The Keystone had interests in other areas, one of which Amador County California. They found gold at Montezuma and followed it down to a depth of 50 feet then quit in 1869 then moved on to Mineral Park, Arizona. After that the Montezuma claim being 3 miles north of the hub of things … [Read more...]