Uranium - Past and Future Challenges: Proceedings of the 7th - download pdf or read online

By Broder J. Merkel, Alireza Arab

This ebook is the gathering of papers from the most recent overseas Uranium Mining and Hydrogeology convention (UMH VII) held in September 2014, in Freiberg, Germany. it really is divided to 5 periods: Uranium Mining, Uranium and Phosphates, Clean-up applied sciences for water and soil. Uranium and daughter nuclides and easy examine and modeling. each one consultation covers quite a lot of comparable subject and gives readers with brand new study and ideas on these matters.

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Additional info for Uranium - Past and Future Challenges: Proceedings of the 7th International Conference on Uranium Mining and Hydrogeology

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As overpumping has to be stopped, Areva has decided to build its own desalination plant. This 20 million m³/a plant was commissioned in 2009. All new mine developments, including Rössings and Langer Heinrich expansion programs, will require the construction of additional desalination facilities (Southern African Institute for Environmental Assessment, 2010; Chamber of Mines of Namibia; AREVA, 2010b; Heyns, 2009; NamWater, 2010). Originally, NamWater has been expected to commission a second desalination plant in 2012/2013, with a capacity to produce 25 Mm3/a of potable water.

Consequently, future demand for REE can be expected to increase. In Australia, elevated concentrations of REE are known to occur in various deposit types including uranium mineralisations (Lottermoser 1991). The presence of high REE and yttrium concentrations in uranium ores is not unique to Australian uranium occurrences. There exists several other uranium deposits around the world with elevated REE and yttrium contents, and REE have been recovered from uranium operations in Canada (Elliot Lake).

The Inca uraniferous magnetite deposit is a primary mineralization in hard rock that dips steeply underground. The resulting ore-to-overburden ratio probably requires an underground operation. The metallurgical processing of both uranium and iron ore in an acid leaching plant seems most likely (Southern African Institute for Environmental Assessment, 2010; Reptile Uranium Namibia, 2009). 14 Helmut Mischo, Rainer Ellmies The Tubas Red Sand project could be a mere soft-rock sand and gravel operation with extremely limited drilling and blasting on a secondary uranium mineralization.

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