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| Statut : Advanced discovery |
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| Risques / Pays : Tres bas |
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 | Powertech Uranium Corp.
Owner: 100% |
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| Titre | Profil de la Compagnie | Tous les projets | Site web de la compagnie | Page projet de la compagnie |
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The Dewey Burdock Project covers more than 18,000 acres in South Dakota on the southwest flank of the Black Hills uplift. It's part of the northern extension of the Edgemont uranium district discovered in the 1950's.
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Uranium was found in the Edgemont district in 1952. Early discoveries were at surface. Later drilling revealed deeper uranium deposits.
In the mid 1970's, Tennessee Valley Authority (TVA) bought a major interest in the area and made Dewey Burdock Plus...
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The Dewey Burdock deposit occurs in the Fall River and Lakota Formations of lower Cretaceous age. The Fall River and Lakota formations consist of permeable sandstones deposited in a major sand channel system. The sandstones are a major groundwater aquifer. The uranium occurs in the sandstones as classic roll front deposits. These deposits are amenable to ISR mining methods.
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