 | | Journal (article/letter/editorial) | | Au-Cu-Bi Iron Oxide Deposits of the Tennant Creek Inlier, Australia: An Integrated Geologic and Chemical...ROGER G. SKIRROW† Geoscience Australia, GPO Box 378, Canberra, A.C.T., Australia 2601 AND JOHN L. WALSHE...Western Australia, Australia 6102 Abstract Iron oxide-associated Au-Cu-Bi deposits of the Tennant Creek...into ironstone at 300° to 340°C by a reducing (pyrrhotite-stable), weakly acidic, sulfur-rich and N2-CH4–rich...comparatively little exploration attention in the Tennant Creek district. Introduction A DIVERSE array of iron |  | Duncan, R. J., Stein, H. J., Evans, K. A., Hitzman, M. W., Nelson, E. P., Kirwin, D. J. (2011) A New Geochronological Framework for Mineralization and Alteration in the Selwyn-Mount Dore Corridor, Eastern Fold Belt, Mount Isa Inlier, Australia: Genetic Implications for Iron Oxide Copper-Gold Deposits. Economic Geology, 106 (2) 169-192 doi:10.2113/econgeo.106.2.169 | Journal (article/letter/editorial) | | Corridor, Eastern Fold Belt, Mount Isa Inlier, Australia: Genetic Implications for Iron Oxide Copper-Gold...of Technology, GPO Box U1987, Western Australia 6845, Australia Mines Ltd., World Trade Center, Suite...subduction along the southern margin of the North Australia craton; these reservoirs have been periodically...several mineralizing events have taken place in the region. Existing geochronological data (Fig. 2) indicate...V V V V V V V V V V V V V V Snake Creek Anticline V V V V V V V Eloise V V V |  | Duncan, R. J., Hitzman, M. W., Nelson, E. P., Togtokhbayar, O. (2014) Structural and Lithological Controls on Iron Oxide Copper-Gold Deposits of the Southern Selwyn-Mount Dore Corridor, Eastern Fold Belt, Queensland, Australia. Economic Geology, 109 (2) 419-456 doi:10.2113/econgeo.109.2.419 | Journal (article/letter/editorial) | | Dore Corridor, Eastern Fold Belt, Queensland, Australia Robert J. Duncan,1,2,† Murray W. Hitzman,1 Eric...V6T 1Z4, Canada 3Ivanhoe Australia, PO Box 529, Cloncurry, QLD 4824, Australia Abstract The Eastern fold...the Mount Isa inlier in northwest Queensland, Australia, contains numerous IOCG deposits, many of which...in the SelwynMount Dore corridor (Fig. 1). The region underwent deformation, metamorphic, hydrothermal...ET AL. Mount Isa Inlier Mavis Granodiorite AUSTRALIA 21 00’ o Ernest Henry Mines/Prospects in SelwynMount |  | | Report (issue) | | HYDROTHERMAL AND MAGMATIC MINERAL DEPOSITS Page Magma, Mine,;Superior (oo. ciges Rocttactek ors eno os es snl...Aas Aha ors aes, a ce eS als oorliemWicsterme Australia cues Mee Ae Rie yt ate cleieulits rattan, cel...one mine to another within the district are so generally the same that what is said of one mine will...literature of southern Africa, India, Burma, and Australia is almost all in that language. No one of the...Geologica d’Italia Metasomatische Probleme (Book) Mine and Quarry Engineering Mineral Deposits of South |  | | Report (issue) | | ESTIMATES OF CLINTON IRON ORE IN THE CHATTANOOGA REGION OF TENNESSEE, GEORGIA, AND ALABAMA; By ERNEST F...to assign any definite limits to the Chattanooga region. In one sense it comprises the so-called Rockwood...iron. With the exhaustion of the soft ores of the region, leaner and leaner hard ores have been utilized...It is characteristic of the Clinton ores of this region that the hard ore is generally high in lime. Such...richness of the soft ores that have been found in the region. ~ In the following pages is given an outline of |  | | Journal (article/letter/editorial) | | in sulphides from the Platreef at Turfspruit, northern limb of the Bushveld Complex, South Africa D....Springer-Verlag 2008 Abstract The Platreef unit of the northern Bushveld Complex comprises a diverse package of...Tasmania, Private Bag 79, Hobart, Tasmania 7001, Australia e-mail: hutchinson_dave@hotmail.com within the...Ni, Cu and platinum-group elements (PGE) in the Northern Limb of the Bushveld Complex is reminiscent of...geology The Platreef forms the basal unit of the northern Bushveld Complex from the town of Mokopane northwards |  | | Journal (article/letter/editorial) | | WESTERN WALDEMAR IN THE GOLD AUSTRALIA. • LINDGREN. Western Australia forms a tableland of moderate...thisplacetheyare described by Mr. Maitlandasthe Mosquito Creek beds. Graniticrocksalsoenterextensivelyin the complexof...paperwas a suiteof fine specimens of ores from the Ivanhoe and the Oroya-Brownhill mines obfained throughthe...place the larger part of the output of Western Australia has been derived, although other mines north and...Kalgoorlie. The total gold productionof Western Australia •A. Gibb Maitland, Bull. 4, P. •5, Geol. Sur. |  | Leavitt, E. D., Spell, T. L., Goldstrand, P. M., Arehart, G. B. (2004) Geochronology of the Midas Low-Sulfidation Epithermal Gold-Silver Deposit, Elko County, Nevada. Economic Geology, 99 (8) 1665-1686 doi:10.2113/gsecongeo.99.8.1665 | Journal (article/letter/editorial) | | high-grade Au-Ag vein deposit located along the northern Nevada rift. It belongs to a suite of middle Miocene...additional isotopic dates throughout the Midas region constrain the timing of volcanic, tectonic, and...high-grade veins formed in fault zones throughout the region, depositing at least 4 million ounces (Moz) of...SNYDER mine exploits the largest known Au-Ag epithermal deposit along the middle Miocene northern Nevada...precious metal occurrences that formed along the northern Nevada rift between 15.6 and 15.0 Ma (John, 2001; |  | | Journal (article/letter/editorial) | | Pliocene Epithermal Gold-Silver Deposits in the Northern Great Basin, Western United States: Characteristics...Pliocene epithermal Au-Ag deposits are present in the northern Great Basin. Most deposits are spatially and temporally...beneath the western coast of North America. In the northern Great Basin, most of the western andesite assemblage...DeLamar, Mule Canyon, Buckhorn, National, Hog Ranch, Ivanhoe, and Jarbidge districts; high-sulfidation gold...late Tertiary, epithermal Au-Ag deposits in the northern Great Basin (Fig. 1) have been an important source |  | | Report (chapter) | | Tasmania, Private Bag 126, Hobart, Tasmania 7001, Australia 2 Department of Geological Survey and Mineral...matte was produced as a by-product from the Bawdwin Mine, a volcanic-hosted massive sulphide deposit, at...also present in Myanmar (e.g. Baladokhta, Mandalay region and Shweminbon, Kalaw township, southern Shan State)...Shangalon in the Kawlin–Wutho area in Sagaing State, northern Myanmar. Copper is associated with intrusive-related...tin–tungsten mineralization in the Tanintharyi Region, southern Myanmar. Copper deposits and occurrences |  | | Journal (article/letter/editorial) | | sphalerite Ag-Au-Zn-Pb-Mn ± Cu Low (1–5 vol.%) Pyrrhotite, arsenopyrite, high-Fe sphalerite Au ± Ag ± Se...argillic lithocap of the Marte porphyry gold deposit, northern Chile (see Sillitoe 1994). b Steam-heated alteration...Coipa Norte HS gold-silver orebody at La Coipa, northern Chile. Note its white, friable character. c Steam-heated...by the North Pole epithermal system, Western Australia (Harris et al. 2009). Native sulfur, a product...texture), Verbena, Drummond Basin, Queensland, Australia. e Silicified filamentous bacterial streamer fabric |  | | Report (issue) | | deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...Nova Scotia, Canada; and Ballarat, Victoria, Australia (Barr, 1980). Combinations of the two depositional...British Columbia, Canada; and Ballarat, Victoria, Australia (Barr, 1980)). These deposits are primarily worked...of deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent...Junner (1921) made the same mines in Victoria, Australia, and Malcom (1912) in Nova Scotia. Arsenopyrite |  | | Journal (article/letter/editorial) | | Kachin Highlands, although the geology of this region is poorly understood, are composed of undifferentiated...Ophiolite sequences are also known. Mogok Belt is a region of metamorphic rocks made up of migmatite, gneiss...the Shan Plateau and the Tanintharyi peninsula region. Rocks are mainly Paleozoic sediments, both clastics...deposits and mines are world-renowned. The Mawchi mine was once the single largest producer of tungsten...the world and the second largest lode tin mine. The Bawdwin mine alone was comparable to any other world’s |  | Yudovskaya, Marina A., Kinnaird, Judith A., Grobler, Danie F., Costin, Gelu, Abramova, Vera D., Dunnett, Tim, Barnes, Sarah-Jane (2017) Zonation of Merensky-Style Platinum-Group Element Mineralization in Turfspruit Thick Reef Facies (Northern Limb of the Bushveld Complex)*. Economic Geology, 112 (6) 1333-1365 doi:10.5382/econgeo.2017.4512 | Journal (article/letter/editorial) | | Mineralization in Turfspruit Thick Reef Facies (Northern Limb of the Bushveld Complex)* Marina A. Yudovskaya...of the Platreef at depth on Turfspruit in the northern limb of the Bushveld Complex have been examined...within the Platreef, in the Turfspruit area of the northern limb where it has been extensively explored by...contribution mostly concerns mineralization in the northern limb of the complex and is based on petrographic...layered complexes. Geologic Setting of the Northern Limb The northern limb is separated from the western and |  | | Journal (article/letter/editorial) | | found in the vein-typedepositof the Old Star Gold Mine in the Murchison:Range. The variableisotopicratios...11 Eagle's Nest 12 Daisy 20 Unity,MiddleMarker Ivanhoe trace ß 10 Fair View land [e ß ß •aGipsyQueen...deposits(Barberton Mountain Land: Sheba Queen, Ivanhoe, Eagle's Nest; Murchison Range: Gravelotte, Monarch...the insignificant gold-veindeposits pyrite and pyrrhotite are describedin K6ppel and of the Steynsdorp...cannotbe ruled out completely,it apOld Star Gold Mine of the Murchison Range and its pears very unlikely |  | | Book | | Ltd., 207 Queen's Quay West, Toronto 1, Canada AUSTRALIA Pergamon Press (Aust.) Pty. Ltd., 19a Boundary...Boundary Street, Rushcutters Bay, N.S.W. 2011, Australia FRANCE Pergamon Press S A R L , 24 rue des Ecoles...continent or, in the case of Australasia, by Australia, Tasmania, New Zealand, New Caledonia, Papua-New...the deposits are arranged by prov inces, in Australia by states, and in Japan by islands. In India,...Philippines... Turkey 2 1 1 4 1 1 5 1 1 2 2 21 Australia 27 Tasmania 13 New Zealand 2 Bougainville.... |  | | Journal (article/letter/editorial) | | gold deposit, Tombstone plutonic suite, Yukon Territory, Canada Received: 30 April 2000 / Accepted: 12...Cretaceous intrusions that extend across the Yukon Territory. Like many of the intrusions in this suite, the... The veins consist of early quartz±scheelitepyrrhotitepyritearsenopyrite, and are associated with...Cook University, Townsville, Queensland, 4812, Australia, e-mail: timothy.baker@jcu.edu.au Present address:...district, Alaska, and similar deposits in the Yukon Territory (Newberry et al. 1995; McCoy et al. 1997; Lang |  | Mitchell, Andrew H. G., Myint, Win, Lynn, Kyi, Htay, Myint Thein, Oo, Maw, Zaw, Thein (2011) Geology of the High Sulfidation Copper Deposits, Monywa Mine, Myanmar. Resource Geology, 61 (1) 1-29 doi:10.1111/j.1751-3928.2010.00145.x | Journal (article/letter/editorial) | | Geology of the High Sulfidation Copper Deposits, Monywa Mine, Myanmar Andrew H. G. Mitchell,1 Win Myint,2 Kyi...Kamayut, Yangon, Myanmar and 2Myanmar Ivanhoe Copper Company Limited, Mine Site, Monywa, Myanmar Abstract...breccias probably post-date andesite porphyries in the mine area and lack ore-grade copper. Host rocks to mineralization...sulfidation, Miocene breccia dykes, Monywa copper mine, Myanmar, supergene enrichment. 1. Introduction...western Myanmar (Fig. 1). The district is on the northern margin of Myanmar’s dry zone; annual rainfall |  | | Report (issue) | | of wrench-fault tectonics of Moody and Hill to northern South America-________ _____________ Albertinoli...classification of gravitational anomalies of a geosynclinal region _ _ _ _ The radioactivity of some thermal springs...Investigations of recent volcanic activity in the Territory of New Guinea ____________________________________________...Velocity of the seismic waves Lg and Rg across Australia See also Bullen, K. E. Bonchkovskiy, V. F. The...V. P. Results of the well logging in the Moscow region coal basin _____ _ Bradley, John. The meaning of |  | | Report (issue) | | SURVEY CONTRIBUTIONS TO THE GOLD METALLOGENY OF NORTHERN NEVADA Richard M. Tosdal editor Open-File Report...CONTENTS Contributions to the gold metallogeny of northern Nevada Preface R.M. Tbsdfl/.....................Pb isotopic mapping of crustal structure in the northern Great Basin and relationships to Au deposit trends................................. Geology of the northern terminus of the Carlin trend, Nevada: Links between...air-fall tuffs of the Miocene Carlin Formation, northern Carlin trend Robert J. Fleck, Ted G. Theodore |  | Wells, D.E., Pittman, T.L., Brew, D.A., Douglass, S.L. (1986) Map and description of the mineral deposits in the Juneau, Taku River, Atlin, and part of the Skagway quadrangles, Alaska. Open-File Report Vol. 1986 (85-717) US Geological Survey doi:10.3133/ofr85717 | Report (issue) | | prospect, or a claim block. Where prospects or mine workings cover a relatively large area the range...ATOM, 1941, Mineral report 112-11, Alaska Empire Mine: Alaska Territorial Department of Mines, 27 p.,... Brew, D. A., and Ford, A. B., 1969a, Boundary Creek molybdenum-silver occurrence, in Some shorter mineral...Dressier, J. S., and Dunbire, J. C., 1981, The Greens Creek ore deposit, Admiralty Island, Alaska (abs.): Canadian...Snow, G. G., and Butler, T. A., 1979, The Greens Creek project, Admiralty Island, Alaska (abs.): Alaska's |  | | Book | | approximately 5 cm taii and is from the Eagle's Nest mine, Piacer County, California. Ross Beaty Collection...... , llliii iij [I; .. .. .. .. ... . •, Pyrrhotite ......... . .. . Sperrylite . , ... 76 . ...References: Chace F.M. (1956) Abbreviations in field and mine geclogical mapping. Economic Geclogy, v. 51, p....deposits of the Ml. Todd (Yimuyn Manjerr) Mine, Australia: structural, petrographic and mineralogical...Metamorphism of arsenopylite-pyrite-sphalerite-pyrrhotite lenses. western Cape Breton Island, Nova Scotia |  | | Catalog/List | | £6.50. AZURITE. Burra-Burra, Yorke Pen., S. Australia. A select pure, bright blue, crystaline nodule...inside. lisl-l-xl-t". £7.00. BARYTES. Settlingstones Mine, Hexham, Northumberland. Specimen A - Choice, lustrous...axis. £13.00. 16. BISMUTHINITE. Fowey Consols Mine, Tywardreath, Cornwall. Elongated, needly, crystals...Chlorite. 3tx2xl~". £8.00. BISMUTHINITE. Brosso Mine " Piecmont, Italy. Rich, bright, silvery grey bladed...£B.OO• 17. .1B. . BOULANGERITE. Old Treburgett Mine, st. Teath, Cornwall. A lx~" cavity on one end of |  | | Journal (article/letter/editorial) | | for the Ni–Cu–PGE mineralisation in the southern region of the Platreef, Bushveld Complex, South Africa...blebs and interstitial grains of pentlandite, pyrrhotite and chalcopyrite. Where present, zones of massive...anorthosites (Fig. 2). In the southern part of the northern limb, xenoliths of hornfelsed calc–silicate and...different pyroxenitic packages identified from the same region.14 In some areas, the mineralisation appears to...have shown that the PGE mineralisation in the northern limb of the Bushveld Complex is the result of |  | Anderson, Eric D., Monecke, Thomas, Hitzman, Murray W., Zhou, Wendy, Bedrosian, Paul A. (2017) Mineral Potential Mapping in an Accreted Island-Arc Setting Using Aeromagnetic Data: An Example from Southwest Alaska. Economic Geology, 112 (2) 375-396 doi:10.2113/econgeo.112.2.375 | Journal (article/letter/editorial) | | Pebble n ia YukoColumb h s i t i Klukwan Br Greens Creek Snettisham Iron Salt Chuck Coo Fig. 2 let Al...Chilikadrotna Shotgun Iliamna Kaskanak Mtn Pebble Pike Creek IL006 IL002 Kemuk Kemuk IL004 Cottonwood Bay...Paleogene igneous rocks crop out extensively in the region (Fig. 2). These intrusive rocks commonly exhibit...over 26 km of dextral movement since the Eocene (Ivanhoe, 1962; Detterman et al., 1976; Haeussler and Saltus...studied Alaska-type ultramaficmafic complex in the region (Humble Oil Refining Company, 1959; Foley et al |
|
