Quivira Mining Corporation
Encyclopedia
The Quivira Mining Corporation (sometimes spelled Quivera) was a uranium
Uranium
Uranium is a silvery-white metallic chemical element in the actinide series of the periodic table, with atomic number 92. It is assigned the chemical symbol U. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons...

 mining company owned by Kerr-McGee Corporation. It was formed from the Kerr-McGee Nuclear Corporation in 1983.

In 1983 Quivira became operator of Kerr-McGee's old 1958 uranium mill at Ambrosia Lake
Ambrosia Lake
Ambrosia Lake is a sandy area near Grants, New Mexico that was heavily mined for uranium starting in the 1950s. It is in an anticlinal dome.-History:...

, New Mexico. The mill operated until 2002. From '66 to '02 it's input consisted of recovered mine-water from mines in the area.

In 1989 Quivira was bought by Rio Algom Mining, LLC, which was then bought by Billiton in 2000. Billiton then merged with BHP to form BHP Billiton in 2001. Rio Algom was then bought from BHP Billiton by Uranium Resources, Inc. (URRE) in 2007.
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