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Thomas Edison Gold Electrostatic Separation Mill

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Thomas Edison had a superb mineral collection.He bought it in 1890 for $8000 (in today's real money £185k). It was the personal collection of the notable self-taught mineralogist, gemmologist & Vice President of Tiffany & Co, George Frederick Kunz (the pink gem variety of spodumene is named after him). Kunz had his mineral collection professionally catalogued prior to the sale.

Edison & Minerals - | e-Rocks Mineral Auctions

(At the time, gold was selling for $20.67 per ounce. At its present value, his estimate would be worth 15 billion dollars.) Edison's attempts on site proved, repeatedly how futile the working process was compared to controlled laboratory conditions. By 1903, the Edison mill in the Ortiz Mining District was closed, ending his interest in the area.

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Edison's Folly. By Dr. Ralph E. Pray. Long before Los Alamos became the brain center of the Atomic Age, America's foremost scientific mind of the time, Thomas Alva Edison, made the long train journey from his famous Menlo Park, New Jersey laboratory to meet the challenge of recovering gold from the difficult ore in the Ortiz Mountains southeast of Santa Fe.

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US377518A US377518DA US377518A US 377518 A US377518 A US 377518A US 377518D A US377518D A US 377518DA US 377518 A US377518 A US 377518A Authority US United States Prior art keywords chamber magnetic air particles magnet Prior art date 1888-02-07 Legal status (The legal status is an assumption and is not a legal conclusion.

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dry electrostatic air separation of gold - YouTube ... story of thomas edison's venture into gold mining - Mine Engineer.Com ... Edison's attempts on site proved, repeatedly how futile the working process was... Read more. Mineral Sands Process Development - ALS Global. Without ilmeniteand rutilethere would be no snow-white ... Precious metals ...

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ElectroStatic Separation of Minerals Environmental XPRT. In the late 1890s, Thomas Edison designed a machine to separate non-magnetic iron ore from sand-like particles in the absence of water. His electrostatic separator accepted a thin film of dry particles to …

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the gold separation mill was the work of thomas edison. but following world war i, mining costs had risen and the low grade ores and relative lack of water resulted in the last mines being closed. in 1973, consolidated gold fields opened an open pit on the cunningham hill deposit, the same deposit that the ortiz mine had worked.

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