Boiler, circa 1910, for gold mining in sand

Theoretically, says Rusho, water forced into the sand by steam produced by this boiler, would force sand and gold up through a casing. Oops, didn't work--kept plugging up with some nasty stuff that remained unnamed, and the mine was abandoned. The stuff? It was later identified as "rhenium, now a very valuable super-conductor, but worthless at the time."

A Walk Through History

October 23rd 2009
Geo: 36.806, -111.639"In the early 1870's the leaders of the Mormon church in Utah wanted to colonize Arizona, but the Grand Canyon was in the way. Here at the mouth of the Paria River was the only place they could build a road to the river, cross on a ferry and continue south," explains W. L. Rusho and P.T.Reilly, historians of Lees Crossing and the Colorado river.This area echos ... read more

North America » United States » Arizona

Britain's American colonies broke with the mother country in 1776 and were recognized as the new nation of the United States of America following the Treaty of Paris in 1783. During the 19th and 20th centuries, 37 new states were added to the origina... ... read more

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