 | | Journal (article/letter/editorial) | | Asteroid Impact Fallout Units, Pilbara Craton, Western Australia ANDREW Y. GLIKSON ABSTRACT Pioneering studies...deposits in the Hamersley Basin, Pilbara Craton, Western Australia, by B.M. Simonson and S.W. Hassler, document...Bed SMB-1 and SMB-2 impact events, Bee Gorge Member, Wittenoom Formation. The two impact cycles are separated...tsunami in the probably contemporaneous Carawine Dolomite (Pb-Pb carbonate ages of ,2.56–2.54 Ga), eastern...the deep below-wave base facies of the Carawine Dolomite, tsunami wave amplitudes may have exceeded 200 |  | | Journal (article/letter/editorial) | | in The DalesGorgeMember,Hamersley Group, Western Australia D. E. AYRES Abstract The HamersleyIron Ore...(1962) aided formationsof the HamersleyRange of Western carbonate-staining identification Australiacontainabundant...Trendall (1965a) within the Dales Gorge Member of the of Western Australia, some 700 miles from Perth. BrockmanIron...entireDalesGorgeMemberat Wittenoom between latitudes 21ø and 23ø30'S and longitudes Gorge. The core was logged...G•Iu• P• Gronlle on4 Gneiss RC#EAN I•__• • Ph Wittenoom $0• Cz Ro)• Hill ß Ph \ Pf LOCALITY MAP |  | | Journal (article/letter/editorial) | | BIF/argillite units, Hamersley Basin, Pilbara Craton, Western Australia Andrew Glikson ⁎, John Vickers Department...Australian National University, Canberra, A.C.T. 0200, Australia Received 23 September 2006; received in revised...Archean Jeerinah Formation, Fortescue Group, Western Australia. Aust. J. Earth Sci. 47 (2000) 315–325; B...asteroid impact fallout units, Pilbara Craton, Western Australia. Astrobiology 4 (2001) 19–50; S.W. Hassler...layers in the Fortescue and Hamersley Groups, Western Australia: stratigraphic and depositional implications |  | | Journal (article/letter/editorial) | | HAMERSLEY ROCKS IN IRON-FORMATION RANGE, WESTERN GENE IN AUSTRALIA L. LABERGE ABSTRACT Altered pyroclasticrocks...theareahasbeenmapped by theGeological Surveyof Western Australia(10). Figure1 is a location mapof thearea....onlyslightlymetamorphosed, andare relativelyflat-lyingin the Wittenoom Gorgearea. Threebanded iron-formations, theMatraMamba...with variableamountsof minnesotaite, ferruginous dolomite, stipnomelane, andin somelayers,riebecknite. In...IRON-FORMATIONS MARBLE.BAR ß IRON FORMATIONS NULLAGINEß WITTENOOM • •OLGEEI)A BROCKMAN [] MARRA MAMBA .•TOß• |  | | Journal (article/letter/editorial) | | hematite ore deposit at Mount Whaleback, Western Australia Received: 20 February 2004 / Accepted: 5 August...martite-microplaty hematite ore deposits in northwest Australia remains a contentious topic in part because important...to unaltered black Mount McRae Shale from Wittenoom Gorge in the north and altered black and red Mount...significant amounts of fine- to mediumgrained ferroan-dolomite and ankerite and cross-cutting chlorite and carbonate...carbonate-rich, silica-poor rocks in the overlying Dales Gorge Member at Mount Whaleback is consistent with pervasive |  | | Journal (article/letter/editorial) | | the origin of a banded iron-formation in Western Australia RICHARD H. BECKER Department of Chemistry...Dales Gorge Member of the Brockman Iron Formation and from the Wittenoom and Duck Creek Dolomite Formations...Formations of the Hamersley Range area of Western Australia. The ironformation carbonates had SCY3values... CLAYTON The Hamersley Iron Province of Western Australia contains examples of extremely well-preserved...Iron Province lies on the northwest coast of Australia, between latitudes 21’30’ and 23’30’5 and longitudes |  | | Journal (article/letter/editorial) | | Upper Mount McRae Shale at Mount Whaleback, Western Australia – implications for iron ore genesis A. D....genesis of giant hematite ore deposits in northwest Australia remains a contentious topic in part because key... Compared with unaltered black shale from Wittenoom Gorge in the north and altered black and red shale...consist predominantly of fine- to medium-grained dolomite and ankerite cut by chlorite and carbonate veins...Introduction The Hamersley Province of northern Western Australia is one of the largest iron ore producing regions |  | | Journal (article/letter/editorial) | | constraints from across the Hamersley Province, Western Australia Adam D. Webb a,*, Gerald R. Dickens a,b, Nicholas...James Cook University, Townsville, QLD 4811, Australia b Department of Earth Sciences, Rice University...Hamersley Province, Western Australia, where banded ironformation (BIF) of the Dales Gorge Member has been...samples of the Dales Gorge Member and surrounding shales from the type section near Wittenoom and the Mt. Whaleback...Whaleback mine near Newman. Profound chemical and mineralogical changes suggest that after early diagenesis |  | | Journal (article/letter/editorial) | | from the late Archean (~2.5 Ga) Hamersley Basin, Australia and the early Archean (~3.8 Ga) Isua Supracrustal... hematite), carbonate (siderite, ankerite, Fe–dolomite and, less commonly, calcite), chert and silicate...Mesoband Type Dales Gorge Member, Brockman Iron Formation Drill core from Wittenoom Gorge Area (118° 28′ E;...drilling operations in two areas: Wittenoom Gorge and Yampire Gorge. Hole designates core number. Depth...121–132 Dales Gorge Member, Brockman Iron Formation Drill core from Wittenoom Gorge Area (118° 28′ E; |  | | Journal (article/letter/editorial) | | Brockman Iron Formation, Hamersley Basin, Western Australia: evidence for a major asteroid impact in simatic...Australian National University, Canberra, ACT 0200, Australia Received 26 May 2003; received in revised form...Dales Gorge Member (2.47^2.50 Ga), Brockman Iron Formation, Hamersley Group, Western Australia, displays... Dales Gorge Iron Member, Brockman Iron Formation, Hamersley Group, Hamersley Basin, Western Australia...and stratigraphic column, Hamersley Basin, Western Australia (modi¢ed after Simonson and Hassler [13]) |  | | Journal (article/letter/editorial) | | 698 Geological Survey of Western Australia. Mount Bruce, Western Australia. Compiled by L. E. de la Hunty...longitude 117°E to 118° 30'E. The town of Wittenoom Gorge, in the north-eastern part of the map, is connected...Roebourne, and Meekatharra by good, graded roads. Wittenoom Gorge is the only town in the area and the crocidolite...for iron ore in 1962. Handbook on Limestone and Dolomite for Illinois Quarry Operators. Bulletin 9 1 ,...texture, and other properties of limestone and dolomite. WANTED— Lapidary Department Head for R & M. |  | | Journal (article/letter/editorial) | | wo]framite, 995. Pengenna mine, St. Kew: meneghinite, 424. South Terras mine, St. Stephen-in Brannel:...argentojarosite, li. WALES Benallt mine, Rhiw, Caernarvonshire: celsian, 508. Clogau mine, Dolgelly, ~ier.ionethshire:...424. Vigra mine, Dolgelly, Merionethshire: tellurbismuth, 424. SCOTLAND Morar, Inverness-shire: garnet...e c h o s l o v a k i a (~eskoslovensko) Plavno mine, Krus'~ tlory, Bohemia: stannian andradite, 379...varlamoffite, 622. Japan Kaso mine, Tochiga : kasolte, 508. Nodo Tamagawo mine, Iwate prefecture: barium-orthoclase |  | | Journal (article/letter/editorial) | | the early Precambrian Hamersley Group of Western Australia Bruce M. Simonson a, Kathryn A. Schubelb and...the early Precambrian Hamersley Group of Western Australia. In: T.S. Blake and A.L. Meakins (Editors)...Proterozoic Geology of the Pilbara Region, Western Australia. Precambrian Res., 60: 287-335. The early...early Precambrian Hamersley Group of Western Australia contains both major and minor occurrences of wellpreserved...rock. The Carawine Dolomite and the middle or Paraburdoo Member of the Wittenoom Formation are the two |  | | Journal (article/letter/editorial) | | Precambrian banded iron-formation. Hamersley Range. Western Australia RICHARD H. BECKER* Department of Chemistry...iron-formation from the Dales Gorge Member of the Brockman Iron Formation and for quartz, dolomite and calcite in samples...samples of the Wittenoom Dolomite and Duck Creek Dolomite Formations, all from the Hamersley Range area...area of Western Australia. Additionally, in order to interpret the measured isotope ratios, isotopic fractionations...determinations of the fractionations. The Dales Gorge Member was found to have undergone isotopic exchange |  | | Journal (article/letter/editorial) | | stilpnomelane-rich layers in iron-formationfrom Western Australia. The presenceof thesealtered pyroclasticlayers...opportunityto studythe BrockmanIron-formation in Western Australia, and found abundant evidenceof volcanic activity...pyroclasticrocksin the BrockmanIron-formation in Western Australia. The writer spent 2 monthsin South Africa...banded iron-formation that overlies the dolomite of the Dolomite Seriesof the TransvaalSystemin SouthAfrica.../ 3oo__ // 8oo-__ / // / 600• / / / DOLOMITE 850 / --/ 4C '• OR APHITIC .,.,) SHALE / |  | | Journal (article/letter/editorial) | | Geoscience Journal of the Geological Society of Australia Publication details, including instructions for... Australian National University , ACT, 0200, Australia E-mail: Published online: 27 Sep 2011. To cite...Geoscience Journal of the Geological Society of Australia, 52:4-5, 785-798, DOI: 10.1080/08120090500170328...Sciences, Australian National University, ACT 0200, Australia (andrew.glikson@anu.edu.au). Criteria allowing...Palaeoproterozoic sequences in the Pilbara Craton, Western Australia, with references to similar units in the Kaapvaal |  | | Journal (article/letter/editorial) | | University of Western Australia, 35 Stirling Highway, Perth, Western Australia 6009, Australia *Corresponding...sedimentary basins such as the Hamersley basin, Western Australia and the Transvaal basin of South Africa. Major...America and the coeval Frere Formation in Western Australia, and the Rapitan-type iron formations deposited...hematite, goethite), carbonates (siderite, ankerite, dolomite, calcite), and silicates (greenalite, stilpnomelane...facies in the Brockman Iron Formation of Western Australia where oxides, carbonates and silicates are |  | | Journal (article/letter/editorial) | | Downs Iron Ore Deposit, Hamersley Province, Western Australia DESMOND F. LASCELLES† Centre for Exploration... University of Western Australia, 35 Stirling Highway, Crawley, W.A. 6009, Australia Abstract The banded...Archean to Proterozoic Hamersley Group of Western Australia. The main orebody extends to 260 m below the...after calcining. Karst erosion of the overlying Wittenoom Formation has produced steep-sided buried valleys...approximately 75 km northwest of Newman (Fig. 1) in Western Australia. The main hematite ore deposits at Hope Downs |  | | Journal (article/letter/editorial) | | episodes, Kaapvaal (South Africa) and Pilbara (Western Australia) Cratons Andrew Y. Glikson ⁎ Research School...Australian National University, Canberra, A.C.T. 0200, Australia Received 8 April 2007; received in revised form...relationships are identified in the Pilbara Craton, Western Australia. Evidence for enrichment of seawater in ferrous...stratigraphic units in the Pilbara Craton, Western Australia (Fig. 3). Here an abrupt break occurs between...volcanic–BIF association and overlying conglomerates (Gorge Creek Group, de Grey Group), a boundary A.Y. Glikson |  | | Journal (article/letter/editorial) | | Brockman Iron Formation (Hamersley Group, Western Australia) Scott HASSLER1, Sandra BILLER2, and Bruce...the Dales Gorge Member is the only bed in the Brockman Iron Formation (Hamersley Group, Western Australia)...spherules. At a newly discovered site in Munjina Gorge (MG), the internal stratigraphy of the DS4 impact...consists of two newly recognized subunits at Yampire Gorge (YG). The lower subunit is rich in well-sorted spherules...boundary: five in the Hamersley Basin of Western Australia and three in the Griqualand West/ Transvaal |  | | Journal (article/letter/editorial) | | study from the Dales Gorge BIF, Paleoproterozoic Hamersley Group of Western Australia Dawn SWEENEY1 and...the DS4 layer of the Dales Gorge BIF (Hamersley Group, Western Australia) are so well preserved that...Paleoproterozoic in age. The Hamersley Group of Western Australia (Fig. 1) consists of a thick package of Neoarchean... The youngest known layer resides in the Dales Gorge Member of the Brockman Iron Formation (Fig. 2)....Simonson Fig. 1. Map of the Pilbara region of Western Australia showing the outline of the area of occurrence |  | | Journal (article/letter/editorial) | | iron-formation of the Dales Gorge Member, HamersleyGroup, Western Australia T,cxesHr MIveNor eNo ConNeI-Is...riebeckite formation in the Dales Gorge Member, Hamersley Group, Western Australia. Computed values of Sie6,...assemblagesin the iron-formations of the Dales Gorge Member can be divided into two groups, carbonate-free...temperature formations of the Hamersley Group of Western Australia pressureis bounded by the lower part ofthe...riebeckite-bearing of riebeckite within the Dales Gorge Member of the iron-formations have been described |  | | Book | | Geological Survey of Western Australia, and The University of Western Australia, Perth, Australia M.J.R. Wortel...University Canberra, Australian Capital Territory Australia Responsible Series Editor: F. Pirajno Additional...zircons <4.404 Ga-old from the Jack Hills, Western Australia, leave large part of the earliest history...Superior Province in Canada, Yilgarn Craton and the western Pilbara Craton, compared by some authors to circum-Pacific...following my studies at the University of Western Australia during 1964–1968, my years in the Australian |  | | Book | | Related Mineral Systems with Special Reference to Australia Modern Approaches in Solid Earth Sciences Volume...Franco Pirajno, The University of Western Australia, Perth, Australia Brian Windley, Department of Geology...Related Mineral Systems with Special Reference to Australia Andrew Y. Glikson Planetary Science Institute...ACT, Australia Franco Pirajno Centre for Exploration Targeting The University of Western Australia Crawley...Crawley, WA, Australia Responsible Series Editor: F. Pirajno ISSN 1876-1682 ISSN 1876-1690 (electronic) |  | | Book | | Perth, W.A., Australia and R.C. MORRIS Division of Mineralogy, CSIRO, Wembley, W.A., Australia ELSEVIER...6 9 5 Burke Road, Camberwell, Victoria 3124, Australia. P. CLOUD Department of Geological Sciences...House, 6 6 Adelaide Terrace, Perth Western Australia 6000, Australia. W.E. EWERS Unit 1 6 , 1 2 8 Forrest...Forrest Street, Peppermint Grove, Western Australia 6011. Australia. B.J. FRYER Department o f Geology...6 9 5 Burke Road, Camberwell, Victoria 3124, Australia. G.A. GROSS Geological Survey of Canada, 6 0 |
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