 | | Report (chapter) | | the Lower Proterozoic Willyama Complex volcanics, Broken Hill Block, New South Wales S. D. James, J. A....middle Proterozoic meta-igneous rocks of the Willyama Complex in the Broken Hill Block indicates that the...quantities of felsic volcanics in the lower part of the Complex. The volcanic rocks in the Broken Hill mine area...Proterozoic age located in eastern South Australia and western New South Wales (NSW); the metamorphosed and...Blocks is known as the Willyama Complex or Willyama 'Supergroup' (Fig. 1). This complex is thought to lie |  | | Journal (article/letter/editorial) | | for the Broken Hill hornblende granulites of New South Wales [3-8] are given in Table 1. These granulites...840 =k 5~ for Quairading mafic granulites, W. Australia [14] and 845 • 12~ for Amaravathi granulites,...Pyroxenes from the hornblende-free Wilmington gneiss complex, Delaware [22] yield a temperature of 867 ~= 9~...norite in Grenville Township [23]. The Mecklenburg gabbro [24] yields a pyroxene temperature of 922 4- 9...Irruptive [25], and 1164~ for the Guadalupe hypersthene gabbro [24]. The temperature estimate and reaction textures |  | | Report (chapter) | | made by the Bureau of Mineral Resources (BMR), the South Australian Department of Mines and Energy (SADME)...not, as yet, unambiguously dated. For northern Australia, the geochronological framework is that of Page...Basin Block/Inlier - - metamorphic or igneous complex ARCHAEAN Sedimentary Basins Block/Inh'er ROCKYCAPE~...a Intrusion which has three distinctive norite-gabbro-bronzite series (Campbell et al. 1976; Campbell...1977; Webb et al. 1986), and the granitic Nanambu Complex of the Pine Creek Inlier dated by Rb-Sr at 2470 |  | | Journal (article/letter/editorial) | | Sciences (2008) 55, (301 – 330) Geochronology of Willyama Supergroup metavolcanics, metasediments and contemporaneous...Hill, Australia* B. P. J. STEVENS1{, R. W. PAGE2,3 AND A. CROOKS4{ 1 Geological Survey, New South Wales...Industries, 32 Sulphide Street, Broken Hill, NSW 2880, Australia. 2 pmd*CRC, Research School of Earth Sciences...Sciences, Australian National University, ACT 0200, Australia. 3 Department of Geology, University College, Cork...Industries & Resources, South Australia, GPO Box 1671, Adelaide, SA 5001, Australia. New SHRIMP U – Pb dating |  | | Journal (article/letter/editorial) | | associated with the Broken Hill Pb–Zn–Ag orebody, Australia I. R. Plimer School of Earth and Environmental...Environmental Sciences, The University of Adelaide, Australia Received January 9, 2004; revised version accepted...Hilltype Pb–Zn–Ag ore deposits at Broken Hill, Australia (Richards, 1966; Stanton, 1976; Laing, 1996; Lottermoser...2000), Cannington, Australia (Walters, 2001; Walters et al., 2002), Gamsberg, South Africa (Rozendaal...(Rozendaal and Stumpfl, 1984) and Aggeneys, South Africa (Ryan et al., 1986). Many other metamorphosed massive |  | | Journal (article/letter/editorial) | | Sequence Hosting the Broken Hill Pb-Zn-Ag Orebody, Australia R. W. PAGE,†Research School of Earth Sciences...ACT, Australia 0200 (Predictive Minerals Discovery Cooperative Research Centre-pmd*CRC), Australia, Geological...Industries, Broken Hill, NSW 2880, Australia, and Geoscience Australia, GPO Box 378, Canberra, ACT 2601...2880, Australia AND G. M. GIBSON Geoscience Australia, GPO Box 378, Canberra, ACT 2601, Australia Abstract...the Broken Hill Pb-Zn-Ag orebody in western New South Wales. Geologically consistent depositional, intrusive |  | | Journal (article/letter/editorial) | | A Pyroxene - Homfels from the Basic Plutonic Complex, Co. Tyrone, Ireland N. S. ANGUS Summary. A basic...to a gabbroic intrusion of the Basic Plutonic Complex. The hornfels and two dolerites have been analysed...1). To the south and east of the inlier, Hartley (1933) distinguished a 'Crushed Complex', comprising...comprising 'gabbro and dolerite, lavas and tuffs being sparsely represented', invaded by discrete basic and acid...confirm that the 'Crushed Complex' is an intimate mixture of dolerite and gabbro, invaded by more discrete |  | | Journal (article/letter/editorial) | | U–Pb zircon data from the Willyama Supergroup, Broken Hill region, Australia: evidence for three tectonostratigraphic...Vic. 3800, Australia. The Willyama Supergroup of the Broken Hill region in southern Australia consists...equivalents of the Gawler Range Volcanics in South Australia). KEY WORDS: base metals, Broken Hill Domain...Hill Domain in western New South Wales and the Olary Domain in South Australia (Figure 1). Previous structural...geochronological studies of this region show a complex Palaeoproterozoic and Mesoproterozoic tectonothermal |  | | Journal (article/letter/editorial) | | 28 November 1978) ABSTRACT Within the Isortoq Complex of central West Greenland, dolerite dykes have...reactions are crossed, due to the development of new phases. The algebraic removal of small but systematic...ideal assemblage sequences, and will explain the complex assemblage relationships observed in metabasic...http://petrology.oxfordjournals.org/ at University of New South Wales on September 3, 2015 Department of Geology...the Nagssugtoqidian, which he named the Isortoq Complex (Ramberg, 1949). The Agto metadolerites occur close |  | | Report (Issue volume) | | The geology of South Australia Volume 1 The Precambrian Bulletin 54 BULL 054 (Vol 1) Geological Survey...Survey of South Australia Bulletin 54 The geology of South Australia Volume 1 The Precambrian Edited...Minister of Mineral Resources State Print, South Australia Published 1993 Digital version with minor corrections...corrections 2012 © Government of South Australia 2012. This work is copyright. Apart from any use as...written permission from the Government of South Australia available through the Department for Manufacturing |  | | Report (issue) | | GUIDE TO THE GEOLOGY AND MINERAL RESOURCES OF SOUTH AUSTRALIA N. H. LUDBROOK HPRM 2018D037863 Cover Parabarana...Parabarana Hill in the Mount Painter Complex. Early Cretaceous sediments of the Great Artesian Basin...and Energy South Australia A GUIDE TO THE GEOLOGY AND MINERAL RESOURCES OF SOUTH AUSTRALIA by N. H...Government Pri nter South Australia , 1980 Frontispiece Cliffs of the Murray River south of Morgan. Geology...m ater ial was kindly g iven by Hutch i nson and Co . Ltd (quotation from 'The hills is lonely'), Australian |  | | Journal (article/letter/editorial) | | Schniitgen (1970) detected another smaller occurrence south of the Engelner Kopf. Two single pyriclasite fragments...Knorring & Kennedy 1958), 7, Adirondack Mountains, New York (Buddington 1952), 8, Pravatta Hill, Madras...Delegate pipe, New South Wales tLoveri~ag & White 1964), 10, Willyama Complex, New South Wales, Zone C (Binns... Delegate pipe, New South Wales (Low.~ring & White 1969), Roberts Victor Mine, South Africa (McGregor...albite-Carlsbad twins are very frequent, quite often in co~nbination with pericline twinning. In many plagioclase |  | | Journal (article/letter/editorial) | | 2.8 1.23 0.56 2.2 0.37 S 100.3 [Mg] V (ppm) Cr Co Ni Cu Sr Ba Zr Nb Y Hf Th La Ce Sm Eu Tb Yb Lu 91-22:...Skaergaard pyroxenes (Nwe 1975). The tie-lines joining the co-existing pyroxenes suggest equilibrium conditions...In metasedimentary rocks, Fe-Ti oxides display complex exsolution features. Analytical Notes Major elements...were determined by wet methods. Rb, Sr, Ba, V, Cr, Co, Ni, Cu, and Zn were analyzed by atomic absorption...sample 91-22 has the highest content of Mg, Cr, and Co but the lowest abundances of lithophile elements |  | | Journal (article/letter/editorial) | | Springer-Verlag1990 Calcic amphibole equilibria and a new amphiboleplagioclase geothermometer Jonathan D. Blundy...on amphibole + plagioclase assemblages leads to a new thermometer based on the A1iv content of amphibole...relation for both (1) and (2) leads to the proposed new thermometer 0.677P-48.98+ Y T = -0.0429-0.008314...activity-composition relations in compositionally complex, natural amphiboles remains elusive (Graham and...g. Barnes 1987 and below). In this paper we use new and published experimental studies of amphibole stability |  | | Journal (article/letter/editorial) | | effects of pressure on partition coefficients of complex phases in the absence of experimental data and...Ross, Foster, and Myers, 1954) ; d) porphyritic gabbro, Kflauea (l(a)-l(b), Muir and Tilley, 1957); e)...acidlava 0 olivine nodules v porphyritic gabbro / / AAllc''#//z CO • I / 0-6 0 ~ / I o Skaergaard...basalt o acid lava 0 olivine nodules v porphyritic gabbro o Skaergaard | Bushveld ~ dumte : pyroxenite chornockite...0"98 Co-rich pyroxene i z, picrite basalt o acid lava 0 olivine nodules v porphyritic gabbro 0 Skoergaard |  | | Journal (article/letter/editorial) | | Tasmania, Private Bag 79, Hobart, Tasmania, 7001, Australia Geological Survey of Queensland, Block A 80 Meiers...Meiers Rd, Indooroopilly, Queensland, 4068, Australia a r t i c l e i n f o Article history: Received...Curnamona Province around Broken Hill in western New South Wales, and to basaltic lavas and dolerites of the...eastern and northern Australia include the Curnamona Province in western New South Wales, the Mt Isa Inlier...several others further west in central-north Australia, have been considered to have once formed a contiguous |  | | Journal (article/letter/editorial) | | ; Average olivine gabbro, (AX)2.32 Y4.soZs.oo 0~2.00(OH, F)(~.oo) ; Average gabbro, (AX)2.4a Y4.94 Zs...metamorphosed basic rocks from the Willyama Complex, Broken Hill District, New South Wales. Part I. Hornblendes. Min |  | | Journal (article/letter/editorial) | | Physics and Mineralogy, North Ryde, N.S. W. 2113 (Australia) (Received January 14,1986; revised and accepted...weathered Precambrian terrains, particularly in Australia where over 75% of the continent is concealed by...folded, sheared and intruded by numerous dolerite, gabbro and ultramafic dykes and a foliated, so-called...black shale-dole&e contact, Killara, Western Australia. J. Geochem. Explor., 11: 103-130. Compston, W...P,A., 1968. The Precambrian geochronology of Australia. Can. J. Earth Sci., 5: 561-583. Cumming, G.L |  | Gibson, G.M., Rubenach, M.J., Neumann, N.L., Southgate, P.N., Hutton, L.J. (2008) Syn- and post-extensional tectonic activity in the Palaeoproterozoic sequences of Broken Hill and Mount Isa and its bearing on reconstructions of Rodinia. Precambrian Research, 166 (1) 350-369 doi:10.1016/j.precamres.2007.05.005 | Journal (article/letter/editorial) | | Hutton c a Geoscience Australia, P.O. Box 378, Canberra, ACT 2601, Australia School of Earth Sciences...Cook University, Townsville, Queensland 4810, Australia c Geological Survey of Queensland, Queensland...Resources and Mines, Indooroopilly, Queensland 4068, Australia b a r t i c l e i n f o Article history: Received...reconcile are palaeogeographical reconstructions of Australia which place the Broken Hill and Mount Isa terranes...the Mojave, Yavapai, and Mazatzal provinces lie south of the proposed common Palaeoproterozoic suture |  | | Journal (article/letter/editorial) | | nel assemblage in clinopyroxenite of the Mann Complex, Abitibi Belt, Ontario: an unusual hydrothermal...unit of clinopyroxenite in a mafic/ultramafic complex located in Mann Township, approximately 47 km NE...-Spinell Paragenese in KIinopyroxeniten, Mann Complex, Abitibi Belt, Ontario: Eine ungew6hnliche hydrothermale...intrusion (Manning and Bird, 1986), the Bushveld complex (Schiffries and Skinner, 1987) and abyssal ultramafic...mineral assemblage. Geological setting The Mann complex occurs in the Abitibi subprovince of the Archean |  | | Journal (article/letter/editorial) | | University of North Queensland, Townsville, Qld. 4811 (Australia) (Received November 18, 1986; revision accepted...2. It is unconformably overlain in the east and south by Mesozoic sediments, and bounded in the west by...the eastern part of the inlier, the Cloncurry Complex of Carter et al. (1961), in the ensialic rift model...grade and structural complexity. The Cloncurry Complex, which we prefer to term the Cloncurry Fold Belt...structual mapping in the Mort River area in the south and west, and in the Fullarton River area in the |  | | Report (issue) | | ..........................................54 Australia................................................................................ 70 Veins with complex mineralogy.......................................favorable terrane. It is not suited for prediction of new types of deposits; research on process-oriented,...Eupene, R. S. Needham, and J. C. Rowntree in Australia, and L. S. Beck, Jan Hoeve, R. J. McMillan, and...heat production. Consequently, there are abundant new data and interpretations from these fields that |  | | Journal (article/letter/editorial) | | IN THE PERRY MOUNTAIN AND MEGUNTICOOK FORMATIONS, NEW ENGLAND APPALACHIANS JENNIFER A. THOMSON§ Department...discontinuous lenses in Paleozoic formations in the New England Appalachians and other orogenic belts. Geochemical...Middle Silurian Perry Mountain Formation of southern New Hampshire (near Rochester) and western Maine (near...Mountain Formation, Megunticook Formation, Maine, New Hampshire. SOMMAIRE Les coticules (quartzites grenatifères)...de Perry Mountain (âge silurien moyen) du sud du New Hampshire, près de Rochester, et de l’ouest du Maine |  | | Journal (article/letter/editorial) | | arnet-sillimanite gneisses) form the basement complex, the charnockites exhibit an intrusive relationship...Cl, low total water, and Ni in amount greater than Co. The biotites are characterized by high Ti and F...high amounts of Cl, low total water, and have Ni > Co; the biotites from different groups of host rocks...attention to the partition of Fe1+, Mg, Mn, Ti, Cr, Ni, Co, and V, and comparisons are made with similar data...0-48 0-20 028 Trace elements% (in ppm) Ga Cr Li Ni Co V Zr Sc Y Sr Pb Ba Rb Cu J22 G4 431 D14 A7 |  | | Journal (article/letter/editorial) | | biotite gneisses of granitic composition and to the south by gneisses metamorphosed under amphibolite-facies...X-ray fluor e s c e n c e techniques. BR = Brignais; CO = C o z a n : O R = Orlienas; S A = S a i n t - A...different mineral pairs. These variations are a complex function of differences in calibration and thermodynamic...chemical re-adjustment of these minerals to the new physical conditions of metamorphism (intermediate-pressure...shear zones with special reference to the Lewisian complex. J. Struct. Geol., 2: 257-263. Behr, H.J., 1978 |
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