Mine detail: Ranger Nos. 1 , 2 , 3 , 4 , 5 , 6

Previously called 'Jacana Is Ranger No. 3Jabiru Is Ranger No. 1'

Location:	Northern Territory*, Australia, Oceania
Lat / long:	-12.68479, 132.93655
dep_id:	10009879
mrds_id:	D003138
Commodity type:	metallic
Major mineral:	Uranium
Operation type:	Unknown
Production size:	Production occurred
Development status:	Producer
ore:	Pitchblende
gangue:	Chlorite, Copper, Lead
orebody_fm:	ARC - LIKE ZONE
alteration:	Chloritization
conc_proc:	Dodson And Others, 1974 , Believe That The Following Sequence Of Events Have Been Responsible For The Formation Of The Uranium Deposits Of The Rum Jungle-Alligator Rivers Province: (1) Syngenetic Enrichment Of Uranium In Carbonaceous (Algal?) Sediments During The Lower Proterozoic; (2) Concentration Of Ore-Grade Deposits Of Uranium Minerals In Favourable Places From Mineralized Solutions Mobilized During A Major Igneous/Tectonic Event; And (3) Relocation Of Uranium By Circulating Solutions Through Leaching And Redeposition Not Far Away.
ore_ctrl:	Veinlets Tend To Be Concentrated Around Fragments Of Brecciated Chlorite Schist
Reporter:	Byers, Virginia P.
hrock_type:	Schist,Siltstone
arock_type:	Basalt
Structure:	Concentrations Of Anomalies Where Recently Exposed Basement Rocks Abut Against Mesas Or Tablelands Of Shallow-Dipping Cover.
tectonic:	Pine Creek Geosyncline, An Intracratonic Basin, Shallow, And With Lack Of Severe Regional Meta-Morphism.
References:	Deposit:: DODSON, R. G., NEEDHAM, R. S., WILKES, P. G., PAGE, R. W., SMART, P. G., AND WATCHMAN, A. L., 1974 , URANIUM MINERALIZATION IN THE RUM JUNGLE-ALLIGATOR RIVERS PROVINCE, NORTHERN TERRITORY, AUSTRALIA, IN SYMPOSIUM ON FORMATION OF URANIUM ORE DEPOSITS: INTERNATIONAL ATOMIC ENERGY AGENCY, ATHENS 1974 , PROC., P. 551 - 568 Deposit:: WALPOLE, B. P., CROHN, P. W., DUNN, P. R., AND RANDALL, M. A., 1968 , GEOLOGY OF THE KATHERINE-DARWIN REGION, NORTHERN TERRITORY: AUSTRALIA BUR. MINERAL RESOURCES, GEOLOGY AND GEOPHYSICS BULL. 82 , V. 1 , 304 P.; V. 2 , 5 MAPS. Deposit:: DODSON, R. C., 1972 , SOME ENVIRONMENTS OF FORMATION OF URANIUM DEPOSITS, IN URANIUM PROSPECTING HANDBOOK: PROCEEDINGS OF A NATO-SPONSORED ADVANCED STUDY INSTITUTE ON METHODS OF PROSPECTING FOR URANIUM MINERALS, LONDON 1971 , EDITED BY S. H. U. BOWIE, MICHAEL DAVIS, AND DENNIS OSTLE, LONDON: INST. MINING AND METALLURGY TRANS., P. 33 - 46 Deposit:: PRICHARD, C.E., 1965, URANIUM ORE DEPOSITS OF THE SOUTH ALLIGATOR RIVER, IN GEOLOGY OF AUSTRALIAN ORE DEPOSITS, 2D ED.: MCANDREW, J., ED., MELBOURNE CONGRESS AND AUSTRALIAN IMM, 1965, P. 207-209. PUBLICATIONS 8TH COMMONWEALTH MIN. METALL. CONGR. AUSTRALIA N.Z., 1965, V. 1. Deposit:: DE FERRANTI, R.Z., 1971, URANIUM, IN AUSTRALIAN MINERAL INDUSTRY, 1970 REVIEW (INCLUDING INFORMATION TO JUNE 1971): AUSTRALIA BUREAU OF MINERAL RESOURCES, GEOLOGY AND GEOPHYSICS REPORT., P. 297-302. Deposit:: SMITH, E.E.N., 1974, REVIEW OF CURRENT CONCEPTS REGARDING VEIN DEPOSITS OF URANIUM: INTERNATIONAL ATOMIC ENERGY AGENCY, SYMPOSIUM ON THE FORMATION OF URANIUM ORE DEPOSITS, ATHENS 1974, 16 P. Deposit:: MINING MAGAZINE, 1974, V. 131, NO. 1. Deposit:: LIDDY, J.C., 1972, URANIUM POTENTIAL OF AUSTRALIA: AUSTRALIA MINING 64 NO. 5, P. 24-33. Deposit:: FERRIS, 1973, WRITTEN COMMUN. Deposit:: MINING MAGAZINE, JANUARY, 1987, P. 60.