 | de Ronde, C. E. J., Faure, K., Bray, C. J., Whitford, D. J. (2000) Round Hill Shear Zone-Hosted Gold Deposit, Macraes Flat, Otago,New Zealand: Evidence of a Magmatic Ore Fluid. Economic Geology, 95 (5) 1025-1048 doi:10.2113/gsecongeo.95.5.1025 | Journal (article/letter/editorial) | | Round Hill Shear Zone-Hosted Gold Deposit, Macraes Flat, Otago, New Zealand: Evidence of a Magmatic Ore...Nuclear Sciences, P.O. Box 31-312, Lower Hutt, New Zealand KEVIN FAURE,* Department of Geochemistry, Geological...zone-hosted gold deposit is one of several located on, or near, the HydeMacraes shear zone, Macraes Flat, New...New Zealand. Field relationships show stockwork veins are the oldest part of the hydrothermal system, followed...followed by flat and ramp veins. Hanging-wall shear veins formed early but have been modified by late |  | | Report (issue) | | also contain zircon, monazite, rutile, leucoxene, gold, magnetite, scheelite and garnet in some of the...MINERALS AND ROCKS 1966 INFORMATION SERIES-No.63 NEW ZEALAND DEPARTMENT OF SCIENTIFIC AND INDUSTRIAL RESEARCH...R. E. Owen, Government Printer, Wellington, New Zealand—1967 —— FOREWORD One of the problems associated...reason of their impact on the development of New Zealand natural resources. With the establishment of...results readily available to a wide and perhaps new audience has become very rapidly apparent. I The |  | | Journal (article/letter/editorial) | | poorly exposed Proterozoic basins of the Tanami region, Northern Australia Alexis Lambeck & David Huston...stratigraphy in Palaeoproterozoic basins within the Tanami region, Northern Australia has been hindered by the difficulty...sedimentary basin evolution and assists in gold exploration. Gold is known to be more concentrated in certain...sedimentary events have been identified in the Tanami region. Some sedimentary units were derived from homogeneous...fine-grained remote provenance. Within the basins, major gold-bearing lithologies are characterised by mafic source |  | | Report (volume) | | Characteristics of Sediment-and Volcanic-Hosted Disseminated Gold Deposits Search for an Occurrence Model U.S. GEOLOGICAL...scale east-west-trending faults in the Enfield Bell mine are are the Marlboro Canyon, Bell, and Ridge faults...Enfield Bell mine, Jerritt Canyon district, Elko County, Nevada. � Geology of the Enfield Bell Mine and the...the formation in the district are limited to the southern parts of the Jerritt Canyon window, where it is...(1975), is the major host rock at the Bell Enfield mine and is exposed in many parts of the Jerritt Canyon |  | Henley, H. F., Brown, R. E., Brownlow, J. W., Barnes, R. G., Stroud, W. J. (2001) Grafton-Maclean Metallogenic Map (SH/56-6, SH/56-7) Metallogenic Study and Mineral Deposit Data Sheets. Geological Survey of New South Wales | Report (issue) | | 2001 J.N. CRAMSIE, DIRECTOR GEOLOGICAL SURVEY OF NEW SOUTH WALES i Original typing: Review: Cartography:...(see Photograph 12). Insets are: cut blue and gold New England sapphires (upper left); molybdenite and...Survey of New South Wales, Sydney, xii + 292 pp, with CD-ROM. Edited by: R.A. Facer © New South Wales...northeastern New South Wales and extends over a significantly mineralised portion of the southern New England...covers a large part of the Clarence-Moreton Basin in New South Wales, and includes parts of large Tertiary |  | | Journal (article/letter/editorial) | | 1007/s00126-006-0098-y ARTICLE Gold ore-forming fluids of the Tanami region, Northern Australia Terrence...been carried out on major gold deposits and prospects in the Tanami region to determine the compositions...associated fluids and the processes responsible for gold mineralization. Pre-ore, milky quartz veins contain...temperatures vary from 62 to 312°C. Gold deposits in the Tanami region are hosted by carbonaceous or iron-rich...magmatic/metamorphic source for the ore fluids in the Tanami region. Interpretation of the fluid inclusion, alteration |  | | Report (Issue volume) | | GEOLOGICAL SURVEY OF NEW SOUTH WALES EXPLORATION DATA PACKAGE Quartz-jasper and quartz-sulphide veinlets...Drake. WARWICK-TWEED HEADS 1:250 000 SHEET AREA (New South Wales Portion) VOLUME 2 MINERAL OCCURRENCE...from error or omission. Therefore, the State of New South Wales and its employees disclaim liability... GS2001/087 -1- VOLUME 2 CONTENTS GEOLOGICAL SURVEY OF NEW SOUTH WALES .................................................................................. 159 MINE RECORDS ....................................... |  | | Report (issue) | | Soldiers Pass, southern Osgood Mountains .......... Osgood Mountain Quartzite at barite mine ............................. Golconda tungsten and manganese mine ............................ Preble Formation on...FIGURES 1. Location map showing mountain ranges in southern Humboldt County, Nevada. .......................Quartzite on Soldiers Pass and at a barite mine in the southern Osgood Mountains, and Valmy Formation in...Getchell gold belt on east side of the Osgood Mountains. During 1989, there were five active gold mines |  | | Report (issue) | | prospect 21 v PAGE Bates mine 21 Phillips and Womble mine 21 White mine : 21 Jones prospect 21... 21 Standard Mineral Company mine 21 Dry Creek mine 22 Ruff mine ' 22 Hallison prospect 22 ...24 Gold -24 Mode of occurrence 24 Gold mines 24 Clegg mine 24 Wright mine 24 Cagle mine 25...25 Red Hill mine : 25 Allen mine 25 Burns mine 25 Brown mine : 25 Shields mine 25 California...California mine _ 25 Dry Hollow placer mine Jenkins mine 26 : 26 Richardson mine 26 Monroe mine 26 |  | | Journal (article/letter/editorial) | | 2002, pp. 775–786 Structural History and Timing of Gold Mineralization in the Northern East Strelley Belt...Callaghan, New South Wales 2308, Australia Abstract The McPhees and Iron Stirrup deposits, recent gold producers...with, and preferentially mineralized, mafic rocks. Gold occurs in altered schistose wall rock and within...structures and control ca. 2890 Ma gold mineralization nearby in the Mount York gold district, suggesting a single...analytical error) as granitic pegmatite intrusions. Gold was deposited under amphibolite metamorphic conditions |  | Harbi, Hesham M., Ali, Kamal A., McNaughton, Neal J., Andresen, Arild (2018) U-Pb zircon and 40Ar/39Ar geochronology of sericite from hydrothermal alteration zones: new constraints for the timing of Ediacaran gold mineralization in the Sukhaybarat area, western Afif terrane, Saudi Arabia. Mineralium Deposita, 53 (4) 459-476 doi:10.1007/s00126-017-0751-7 | Journal (article/letter/editorial) | | hydrothermal alteration zones: new constraints for the timing of Ediacaran gold mineralization in the Sukhaybarat...of the Arabian Shield, are mesothermal veintype gold deposits hosted by late Cryogenian-Ediacaran intrusive...Sukhaybarat East, also by Ediacaran metasedimentary rocks. Gold mineralization comprises quartz-arsenopyrite veins...quartz-carbonate-pyrite veins (Red Hill), and subordinate gold-base metal sulfide veins. In the Red Hill deposit...molybdenite mineralization and the probable minimum age of gold mineralization in the Red Hill deposit. Keywords |  | | Journal (issue) | | located 557 kilometers east of Perth. The Columbite pit, where all the best specimens were mined, is on the...albite"andquartz. (Continues on page 2) Copper from the Itauz Mine Near Dzhezkazgan, Kazakhstan Bill Shelton 19 Highland...by various dealers at the show looked similar to mine. In 2003, a load of exquisite and occasionally large...ferrocolumbite fragments from a Forrestania Rubellite mine near Mt. Holland, circa 1986. In late pegrnatite...ferrocolumbites were being the north where he later mined ~ Pit sold by Frank Doedens with beryl. Giles continued |  | | Report (volume) | | Oreg., or Winuemucca, Nev., the nearest towns. The region is sparsely settled by stockmen; Fields, Denio...rnetarnorphic and plutonic rocks occur at the southern end, but most of the block consists of Pliocene...minerals show a marked lateral variation. In the southern part of the district hematite, pyrite, and chalcopyrite...high-grade ore is irregularly distributed. The region must remain one for the operator equipped with...main topographic features of the Steens-Pueblo region and the location of the area. QUICKSILVER DEPOSITS |  | | Report (issue) | | First Vice Chairman Shelby Second Vice Chairman Southern Pines Gastonia Ahoskie Rocky Mount BISHOP Marion...prospect Hillsborough mine Teer prospects 25 25 25 Alamance County Snow Camp mine Major Hill prospects...prospect Jackson prospect Bates mine Phillips mine Womble mine Reaves mine Jones prospect Currie prospect...Williams pits Sanders prospect Montgomery County Ammons mine North State property 1 North State property 2 Cotton...A. Mill B. Open pit mine 3. Glendon Pyrophyllite Company 32 A. Mill B. Open pit mine (Reaves) 4. Standard |  | | Journal (article/letter/editorial) | | Quartz-carbonate-Au vein deposits in the Timmins-Porcupine gold camp, Abitibi greenstone belt, have equivocal protracted...and fluid flow in the southern Abitibi, further investigation of the southern Abitibi is required to...concurrent with regional greenschist facies metamorphism. Gold is dominantly hosted by quartz-carbonate ± tourmaline...and the Larder Lake Cadillac fault zone in the southern Abitibi (Fig. 1; Ayer et al., 2005; Goldfarb et...et al., 2005; Robert et al., 2005). The many gold camps partitioned along the Porcupine-Destor fault |  | | Journal (issue) | | Gross·Minerals- fine phynJle tuiers / .... ~ .. New dtre~tory of industrial minetaJ,/produc~rs ........years in conduc ting the geologic mapping of that region , the necessary geologic guidance could not have...phylli te occ urring be- Figure 1. The new Mickley north pit looking west which is developed in a light-green...north open pit , and is more nearl y horizontal in the eastern portion of the older, southern pit. The phyllite...Selective color sorting and mining is done in the pit. About 1,500 to 2,000 tons of ore is delivered to |  | Bagas, L., Boucher, R., Li, B., Miller, J., Hill, P., Depauw, G., Pascoe, J., Eggers, B. (2014) Paleoproterozoic stratigraphy and gold mineralisation in the Granites-Tanami Orogen, North Australian Craton. Australian Journal of Earth Sciences, 61 (1) 89-111 doi:10.1080/08120099.2013.784220 | Journal (article/letter/editorial) | | com/loi/taje20 Paleoproterozoic stratigraphy and gold mineralisation in the Granites-Tanami Orogen, North...Hay Street, Subiaco WA 6008, Australia d Tanami Gold NL, Level 4, 50 Colin Street, West Perth WA 6005...Eggers (2014) Paleoproterozoic stratigraphy and gold mineralisation in the Granites-Tanami Orogen, North...1080/08120099.2013.784220 Paleoproterozoic stratigraphy and gold mineralisation in the Granites-Tanami Orogen, North...Hay Street, Subiaco WA 6008, Australia 4 Tanami Gold NL, Level 4, 50 Colin Street, West Perth WA 6005 |  | | Report (issue) | | 0004244040 J. N. CRAMSIE, DIRECTOR GEOLOGICAL SURVEY OF NEW SOUTH WALES Cover photo: Photomicrograph of quartz-fibre...Cobar. Frontispiece: Historical photographs, Cobar region. Top: Eldorado claim, Mount Drysdale (Cobar Collection...No 4 level stope in eastern lode, Mount Boppy gold mine. Quartz-filled net-vein fractures and brecciated...Collection negative 0108) Bottom Right: Mount Pleasant gold mine, Cobar (Cobar Collection negative 0083) Bibliographic...Geological Survey of New South Wales, Sydney. Edited by: J.R. Stewart ISSN 0727 9418 © New South Wales Department |  | | Report (edition) | | Munjina and Print stones, together with numerous, new gemstone images. Geographical locations are indicated... FRONTISPIECE Tiger iron from the Ord Ranges, Pilbara region, displaying folded bands of dark brown hematite...eye jasper from the Mount Brockman area, Pilbara region. The sphere, approximately 35 cm in diameter, contains...up to 10 cm thick displaying vertical green and gold zones of tiger eye fibres. The tiger eye lens is............................................. 21 Southern Carnarvon Basin.............................. |  | | Journal (article/letter/editorial) | | alteration evidence for two gold mineralisation events at the New Celebration gold deposits in Western Australia...alteration evidence for two gold mineralisation events at the New Celebration gold deposits in Western Australia...alteration evidence for two gold mineralisation events at the New Celebration gold deposits in Western Australia...University] at 14:16 15 February 2015 2 The New Celebration gold deposits (2 Moz Au) are located within...Eastern Goldfields Province, Western Australia. The gold deposits are hosted by ultramafic rocks (komatiite) |  | | Journal (article/letter/editorial) | | with the timing of collision and thrusting in the southern Mauritanides and Rokelides, Senegal (Ponsard et...be correlated to the late-stage orogeny in the southern Mauritanides and Rokelides (Ponsard et al. 1988;...mineralization (Strickland and Martyn 2002). Copper- and gold-rich zones are interpreted to occur as multiple...cobaltite, pentlandite, graphite, valeriite, and gold (Strickland and Martyn 2002). The exsolution textures...Native gold is commonly attached to goethite and hematite (Strickland and Martyn 2002). Mine geology |  | | Report (issue) | | Molybdenite 108 Stibnite and cervantite 109 Gold 110 112 APPENDIX A 112 Description of type sections...Geologic tape and compass map of the southern part of the Bagirkac mine, northeast quarter of the Balikesir...Bagirkac mine. 4. Section B-B* of the Bagirkac mine. 5. Section C-C 1 of the Bagirkac mine. Plate...veil-integrated drainage Flat, undissected uplands are restricted to small areas on the southern margin of the...access to his unpublished studies of the Bagirkag mine* GEOLOGIC SETTING The Edremit nap area lies on |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations...and the current mining depth is 430 m. The open pit is c. 3 km long and 1.1 km wide. The production in...copper, 51 700 tonnes of silver and 1,9 tonnes of gold. Photo: Olof Martinsson, Luleå University of Technology...Alazar Y. Billay Modelling target maps of future gold occurrences with combination of categorical and...Pinto & Ricardo Fonseca Mineralogy, textures and new sulphur isotope data of the Cerro de Maimón VMS deposit |  | | Report (Issue volume) | | the He in Metallurgy and Materials Science at New York University. Mr. Richard M. Levine is a country...amount of natural resources— particularly in the southern part of the continent,- but has nowhere near the...Publications, New York: American Metals Market, daily. United Nations Statistical Office, New York, М Financial...Reports: International. The Journal of Commerce, New York. Metal Bulletin Journals Ltd., London, England:...flows. Metallstatistik 1980-90. McGraw-Hill, Inc., New York: Engineering and Mining Journal, monthly. Arlington |  | | Report (issue) | | America Photo Credits Cover: Topaz, 3.5 cm tall Capao Mine, Ouro Preto, Minas Gerais, Brazil Max and Jon Sigerman...collection, Jeff Scovil photo Facing page: This 18-karat-gold Butterfly brooch/pendant is set with topaz from...Occurrence MIKE MENZIES 22. Topaz from Utah's Maynard Mine RYAN BOWLING 26. Volodarsk-Volynski PETER LYCKBERG...DUDLEY BLAUWET 58. Zimbabwe Blue Topaz: St. Anne's Mine JAN KANIS 60. Brazil: The Land of Topaz DIETMAR...1981). Two gemmy crystals from the Te6filo Ot6ni region in Minas Gerais, Brazil, weighing 32 and 50 kilograms |
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