| | Journal (article/letter/editorial) | Deposits in theEastAlligatorRiverRegion,N.T., Australia 5•. JR.HEGGEANDJ. C. ]ROWNTREE Abstract Major...uranium deposits,including Jabiluka, Ranger, Koongarra, and Nabarlek, plus numeroussmallerprospects,occur...pervasivechlorite alteration of the host rocks and chlorite, quartz, and sericite are the main gangue minerals. As...until the presenttime. stone sequenceforming the Arnhem Land Plateau rises abruptly to the east. The climateis...expressionsof the Koongarra Regional Geology and Ranger depositswere detectedby airborne The region containingthe | | | Journal (article/letter/editorial) | Geology of the Ranger Uranium Mine, Northern Territory, Australia: structural constraints on the timing...Ranger Mine in the Pine Creek Inlier (PCI) of Australia is dominated by Palaeoproterozoic volcanic, carbonate...period of east – west extension. This event is correlated with regional east – west extension during...therein, Northern Territory, Australia. Unpublished PhD Thesis, Monash University, Australia], Needham...close to the NE boundary between Kakadu National Park and the Arnhem Land Aboriginal Reserve. It comprises | | Polito, P. A., Kyser, T. K., Alexandre, P., Hiatt, E. E., Stanley, C. R. (2011) Advances in understanding the Kombolgie Subgroup and unconformity-related uranium deposits in the Alligator Rivers Uranium Field and how to explore for them using lithogeochemical principles. Australian Journal of Earth Sciences, 58 (5) 453-474 doi:10.1080/08120099.2011.561873 | Journal (article/letter/editorial) | American Exploration (Australia), PO Box 1067, Bentley DC, Bentley, WA 6983, Australia. Department of Geological...includes the mined and unmined Jabiluka, Ranger, Koongarra and Nabarlek unconformity-related uranium deposits...assemblage dominated by chlorite, but also comprising quartz+dolomite+sulfide veins cut the uranium mineralisation...lithogeochemistry, Pearce Element Ratios, Kombolgie Subgroup, Australia. *Corresponding author: paulpolito@angloamerican...1440-0952 online Ó 2011 Geological Society of Australia DOI: 10.1080/08120099.2011.561873 454 P. A | | | Journal (article/letter/editorial) | hydrothermal alteration in an unconformity.type uranium deposit Received: 29 July 1994/Accepted: 8 January 1995...metamorphic mineral assemblages. At the Koongarra deposit (northern Australia), three stages of pre-ore alteration...alteration from the Koongarra uranium deposit in the Northern Territory, Australia. The present paper...and geochemical modeling of the formation of the deposit will be the subjects of two forthcoming papers...muscovite in the pre-ore, outer halo of the Koongarra deposit and in remnant fragments of the pre-ore alteration | | | Journal (article/letter/editorial) | Alligator Rivers Region, Northern Territory, Australia J. H. Hills Melbourne, Australia J. R. Richards...Richards Canberra, Australia U-Pb and Pb isotopic studies have been made of pitchblendes and associated galenas...deposits in the Alligator Rivers region of the Northern Territory, Australia. These are compared with previously-published...deposits reveal only one time, others two; no deposit shows evidence for all four. The associated galenas...Geosyncline in the Katherine-Darwin region of the Northern Territory. The early reconnaissance has been | | | Book | House, 191 Royal Parade, Parkville, Victoria, Australia 3052 DANUM HOUSE LIBRARY DARWIN CONFERENCE...1972 . Western Australia, 1973 . Southern and Central Queensland, 1974 . South Australia, 1975 . Illawarra...North Queensland, 1978 — WBND ON OAR . Western Australia, 1979 . New Zealand, 1980 . Sydney, 1981 . Melbourne...House, 191 Royal Parade, Parkville, Victoria, Australia 3052 Copyright By THE AUSTRALASIAN INSTITUTE...printed in Australia by Brown Prior Anderson Pty Ltd 5 Evans Street Burwood Victoria Australia 3125 Con | | | Journal (article/letter/editorial) | Uranium/Daughter Disequilibrium in the Koongarra Uranium Deposit, Australia A. A. Snelling Department of Geology...Physics, North Ryde, Australia Fifty five samples from the Koongarra uranium deposit have been analysed...radiometric disequilibrium. The deposit is situated in the Northern Territory, Australia and consists primarily...The vein-type uranium deposits discovered in Australia since 1968 have achieved worldwide significance...nature have been reported on a vein-type uranium deposit. The object of this investigation was to use the | | | Report (issue) | Alligator Rivers in Deposits, Uranium Field, Australia by David Frishman , C. J. Nutt , J. Thomas...for samples from the Ranger uranium orebodies, Australia, show that no altered rocks (carbonates excepted)...similar metasomatic events have taken place at Koongarra and Nabarlek, the other two uranium deposits in...Rivers Uranium Field (ARUF) in the Northern Territory, Australia, hosts four important uranium deposits...provide descriptions of this important deposit type and to generate deposit models as an aid to U.S. explorationists | | Polito, P. A., Kyser, T. K., Marlatt, J., Alexandre, P., Bajwah, Z., Drever, G. (2004) SIGNIFICANCE OF ALTERATION ASSEMBLAGES FOR THE ORIGIN AND EVOLUTION OFTHE PROTEROZOIC NABARLEK UNCONFORMITY-RELATED URANIUM DEPOSIT,NORTHERN TERRITORY, AUSTRALIA--A REPLY. Economic Geology, 99 (5) 1045-1048 doi:10.2113/gsecongeo.99.5.1045 | Journal (article/letter/editorial) | NABARLEK UNCONFORMITY-RELATED URANIUM DEPOSIT, NORTHERN TERRITORY, AUSTRALIA—A REPLY PAUL A. POLITO,† T. KURT...Geological Survey, GPO Box 3000, Darwin, Northern Territory 0801, Australia AND GARTH DREVER Cameco Corp.,...questions our new results concerning how the uranium deposit at Nabarlek evolved and suggests that we misunderstood...in the outer and inner halos at Nabarlek and Koongarra, respectively. Our description of the alteration...Oenpelli Dolerite contrasts with our assertion that quartz is relatively rare in the outer alteration zone | | Skirrow, Roger G., Mercadier, Julien, Armstrong, Richard, Kuske, Tehani, Deloule, Etienne (2016) The Ranger uranium deposit, northern Australia: Timing constraints, regional and ore-related alteration, and genetic implications for unconformity-related mineralisation. Ore Geology Reviews, 76. 463-503 doi:10.1016/j.oregeorev.2015.09.001 | Journal (article/letter/editorial) | The Ranger uranium deposit, northern Australia: Tming constraints, regional and ore-related...Deloule, Etienne, The Ranger uranium deposit, northern Australia: Tming constraints, regional and ore-related... ACCEPTED MANUSCRIPT The Ranger uranium deposit, northern Australia: timing constraints, regional and ore-related...Delouled a IP Geoscience Australia, GPO Box 378, Canberra, ACT 2601, Australia Corresponding author, roger...PRISE, Australian National University, ACT 2600, Australia d Centre de Recherches Pétrographiques et Géochimiques | | | Journal (article/letter/editorial) | the vicinity of the secondaryU ore deposit at Koongarra, Australia, were examined using transmissionand...upstreamfrom the deposit,where sal6eitereplacessklodowskite and granular apatite.Within the deposit and further...within, and downstream from, the secondary ore deposit. Phosphorousreleased during the aging of ferrihydrite...low as 10-30 pgll-. Once released from the ore deposit, U is fixed in uranyl phosphateseven where measuredgroundwater...6g y UWZDW uwzt/DW wzDw . NF : not found at Koongarra; UWZ : unweathered zone; DW : formedduringweathering;WZ | | Nagano, Tetsushi, Sato, Tsutomu, Williams, Ian S., Zaw, Myint, Payne, Timothy E., Airey, Peter L., Yanase, Nobuyuki, Isobe, Hiroshi, Ohnuki, Toshihiko (2000) SHRIMP measurements of U and Pb isotopes in the Koongarra secondary ore deposit, Northern Australia. GEOCHEMICAL JOURNAL, 34 (5) 349-358 doi:10.2343/geochemj.34.349 | Journal (article/letter/editorial) | U and Pb isotopes in the Koongarra secondary ore deposit, Northern Australia TETSUSHI NAGANO, 1 TSUTOMU...National University, GPO Box 4 Canberra, ACT 2601, Australia 4 Environment Division, Australian Nuclear Science...Technology Organisation, PMB 1, Menai, NSW 2234, Australia 5 Department of Environmental Science, Graduate...for rock samples from the Koongarra secondary ore deposit in Northern Australia to obtain activity ratios...their migration behavior within the secondary ore deposit. Main target minerals for the analyses were iron | | | Journal (article/letter/editorial) | TOULOUSE 1998 Behaviour of lead in uranium ore deposit; application of isotope analysis by secondary ion...analysis of the samples from the Koongarra uranium deposit, Australia was carried out by SIMS. The main...main ore body of the Koongarra deposit occurs in a quartz chlorite schist (Snelling, 1980). We discuss...thin sections from the drill cores of the Koongarra deposit. Analysed minerals were uraninite in the primary...analysed to establish the primeval lead fraction at Koongarra. Results and discussion Lead isotope compositions | | | Journal (article/letter/editorial) | ORE BODIES IN THE ALLIGATOR RIVERS REGION OF THE NORTHERN TERRITORY OF A U S T R A L I A - ANALOGUE OF...Research Laboratories, Sutherland, N.S.W. 2232 (Australia) (Accepted for publication January 15, 1986) ...bodies in the Alligator Rivers Region of the Northern Territory of Australia -- Analogue of radioactive waste...255--268. A number of U ore bodies in the Northern Territory of Australia have been evaluated as geochemical...retardation factor down-gradient of the Ranger deposit is 1/250. Groundwater colloids were found to carry | | Pinto, André Jorge, Gonçalves, Mário A., Prazeres, Cátia, Astilleros, José Manuel, Batista, Maria João (2012) Mineral replacement reactions in naturally occurring hydrated uranyl phosphates from the Tarabau deposit: Examples in the Cu–Ba uranyl phosphate system. Chemical Geology, 312. 18-26 doi:10.1016/j.chemgeo.2012.04.004 | Journal (article/letter/editorial) | occurring hydrated uranyl phosphates from the Tarabau deposit: Examples in the Cu–Ba uranyl phosphate system...replacement Dissolution–precipitation reaction Nisa deposit a b s t r a c t Uranyl phosphates are a mineral...phosphates from the Tarabau site, included in the Nisa deposit, located in central-eastern Portugal, are studied...uranyl phosphates are by far the Koongarra U deposit in Northern Australia, where a wide variety of U minerals...1994; ). Other corner stone studies performed in Koongarra samples focused in unraveling the equilibrium | | | Journal (article/letter/editorial) | were measured in ores from the Cigar Lake uranium deposit, in which U concentrations ranged from 0.3 to 55...within the deposit. The failure to observe complementary deficiencies within the deposit suggests that...losses or gains of these nuclear products from the deposit as a whole. Copyright © 1999 Elsevier Science Ltd...contrasting geochemical environments. The Cigar Lake deposit is an unweathered, unaltered primary ore in a reducing...respect to uranium and its products. The Koongarra deposit is a shallow system, both altered and weathered | | | Journal (article/letter/editorial) | NABARLEK UNCONFORMITY-RELATED URANIUM DEPOSIT, NORTHERN TERRITORY, AUSTRALIA—A DISCUSSION ANDY WILDE† MORE and...Clayton, Victoria, Australia Sir: In their recent paper on the Nabarlek uranium deposit, Polito et al. (2004)...assertion by Polito et al. (2004, p. 117) that “quartz is … relatively rare in the outer alteration zone...along the margins of the Oenpelli Dolerite and quartz veining is common along pre-ore faults beyond the...nearcomplete pervasive replacement of metamorphic quartz by fine-grained (clay-sized) chlorite and white | | | Report (issue) | ANGOLA ANTIGUA AND BARBUDA ARGENTINA ARMENIA AUSTRALIA AUSTRIA AZERBAIJAN BAHAMAS BAHRAIN BANGLADESH...ARAB EMIRATES UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND UNITED REPUBLIC OF TANZANIA UNITED STATES...PAPERS PRESENTED Geology of the Kayelekera uranium deposit, Malawi..........................................legacy site remediation funding in Australia’s Northern Territory ...........................................evolution of stakeholder communication in Northern Australia ..................................... 207 | | Bernal, J.P., Eggins, S.M., McCulloch, M.T., Grün, R., Eggleton, R.A. (2006) Dating of chemical weathering processes by in situ measurement of U-series disequilibria in supergene Fe-oxy/hydroxides using LA-MC-ICPMS. Chemical Geology, 235 (1) 76-94 doi:10.1016/j.chemgeo.2006.06.009 | Journal (article/letter/editorial) | Australian National University, Canberra, ACT 0200, Australia CRC-LEME. Department of Earth and Marine Sciences...Australian National University, Canberra, ACT 0200, Australia Received 22 November 2005; received in revised...Constraints on the timing of weathering processes in the northern Australian regolith have been obtained by in situ...crystalline Fe-oxy/hydroxides from the Ranger uranium deposit with sufficient precision and spatial resolution...dated by 40Ar/39Ar of Mn-oxides elsewhere in northern Australia ([Feng, Y.X. and Vasconcelos, P., 2001. Quaternary | | | Journal (article/letter/editorial) | com/locate/oregeorev Basin-related uranium mineral systems in Australia: A review of critical features Subhash Jaireth... Songfa Liu Geoscience Australia, GPO Box 378, Canberra, ACT 2601, Australia a r t i c l e i n f o...features of basin-related uranium mineral systems in Australia. These mineral systems include Proterozoic unconformity-related...formation of large deposits in the Lake Frome region in South Australia, the Chu-Sarysu and Syrdarya Basins in...calcrete uranium deposits in the Yilgarn region, Western Australia. Crown Copyright © 2015 Published by Elsevier | | | Report (issue) | ANGOLA ANTIGUA AND BARBUDA ARGENTINA ARMENIA AUSTRALIA AUSTRIA AZERBAIJAN BAHAMAS BAHRAIN BANGLADESH...ARAB EMIRATES UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND UNITED REPUBLIC OF TANZANIA UNITED STATES...classification................... 31 2.2.4. Cigar Lake deposit...................................................................... 33 2.2.5. McArthur River deposit .............................................................. 40 2.2.6. Eagle Point deposit ........................................................ | | | Journal (article/letter/editorial) | that IIbb (P : 97') Mg,Al,Fe-chlorite from Koongarra, Australia, transformsto vermiculite via a range of...comes from core from a weathered portion of the Koongarra uranium 0003-004v98/0304-{348$05.00 348 BANFIELD...WEATHERING 349 deposit, within the Alligator River Uranium Field in Northern Australia. Geological details...cross section of the deposit. The silicate mineralogy of the Koongarra deposit was described by Komninou...replacementof altered muscovite was proposed.The quartz chlorite schist examined in this study was subjectedto | | | Book | CONCEPTUAL MODELS IN EXPLORATION GEOCHEMISTRY, 4 Australia 14. G. BARDOSSY KARSTIC BAUXITES 15. A.W. ROSE...with symposium participants. The field trips to Northern Saskatchewan, Flin Flon, Thompson, Yellowknife...Netherlands 7 NUMBER THREE OREBODY, RANGER ONE, AUSTRALIA - A CASE HISTORY G.H. SHERRINGTON 1 , A.L.L. BROWNE1...W. 2072 (Australia) Ranger U Mines Pty Ltd., Private Mail Bag, Jabiru, N.T. 5791 (Australia) (Received...One Orebody has received most description. Each deposit sits in the same stratigraphic position in the | | | Report (issue) | and districts......................... Type of deposit......................................... Page...deposits (S) ........................ Deposits in quartz-pebble conglomerates (G)........ Vein and vein-type......................... German Federal Republic (West Germany)............. German Democratic Republic...of.......................... 175 Namibia (South West Africa)........................ ZaTre, Republic...Republic of................. Morroco (Kingdom of the West)...................... Senegal, Republic of.... | | | Journal (article/letter/editorial) | chemical weathering of the Coles Hill uranium deposit, Virginia J.L. Jerden Jr. a,*, A.K. Sinha a, L...profile developed over the Coles Hill uranium deposit demonstrate that uranium transport may be inhibited...times greater than the average ore grade of the deposit, indicating that the saturated saprolites are enriched...Based on estimates of weathering rates for this region, the processes responsible for the dispersal of...weathered zone overlying the Coles Hill uranium deposit, Virginia. At this site, millions of kilograms |
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