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| Ores from the Takara Volcanogenic Massive Sulfide Deposit, Central Japan Daigoro YAKUSHI and Mamoru ENJOJI...The Takara volcanogenic massive sulfide (VMS) deposit occurs in Miocene formation of the Misaka Mountain...Honshu arc and to form accreted body in the present position. The Takara deposit, therefore, is considered...Takara deposit are classified into pyrite-type ore, chalcopyrite-type ore, and sphalerite-type ore on the...sphalerite-type ores. The ores from the Takara deposit have intermediate bulk chemical composition between |
 | | Report (issue) |
| carbonate rocks Contact metamorphic deposits Pipelike breccia deposits Production Tizer Basin area 42 43 44...deposits—Continued Other areas South half of Clancy quadrangle North half of Devils Fence quadrangle Southeast part of...quadrangle, Montana. 2. Geologic map and sections, north half of Devils Fence quadrangle, Montana. 3. Geologic...upwards into a sequence of feldspathic sandstone and tuff beds here named the Slim T. RUPPEL Sam formation...dominantly of quartz monzonite, is the principal body of this younger group. The older igneous rocks metamorphosed |
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| evaluating mineral occurrences in North and South America, Europe, North Africa and the Middle East. As... . . . . . . .. . . .... . . . . . . . 75 L&N Deposit . ... . .... .. . . ..... . . . . . . . . 78 Acknowledgements... ... 6 4 . View east from Alunite Ridge across North Fork of Cottonwood Creek ... ..... . . . . . . ...along outcrops of antimony-bearing sandstone showing ore concentrations in Stella and Mammoth claims . . ...Bradburn alunite mine . . . . . . . . . . . 75 45. North portion of Alunite Ridge from L&N mine ..... 75 |
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| mine . . . . . . . . .11 Maria magnetite-copper ore body . . . . . . . .11 Wah Wah Mountains deposits ... . . 34 Ore deposits . . . . . . . . . . . . . . . . . . . . . . . . . . 39 A and B ore body . . . ..... 41 April Fool ore body . . . . . . . . . . . . . . . . . . . 41 Armstrong ore body . . . . . . . ..... 41 Ashton ore body . . . . . . . . . . . . . . . . . . . . . . 41 Black Hawk ore body . . . . . . .... 41 Black Magnetic ore body . . . . . . . . . . . . . . . 44 Blackbird ore body . . . . . . . . . . |
 | | Book |
| OF THE PORPHYRY COPPER DEPOSITS Southwestern North America oe ‘ ” MohBy yy a i; ¢ ¢ ¢ GEOLOGY...OF THE PORPHYRY COPPER DEPOSITS Southwestern North America Edited by SINCE RoR EEL LEY. Department...tectonics of basin ranges, and structural control of ore deposits. Much of his early work was of a truly pioneering...later Tertiary tectonics in the Basin and Range Province, and work on a number of individual mining districts...FOREWORD Recent discoveries of new copper-bearing ore deposits in the southwestern United States are unmatched |
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| Lindgren toward the application of detailed ore deposit studies to the exploration for new mines. Our...has in part turned away from the path of applied ore deposition blazed by these men. However, the continued...is up to us to combine their concepts of applied ore deposition with the new techniques of geochemistry...the first of two majbr phases in his studies of ore deposits. He continued this phase of detailed field...studies with work on the vein, manto and pipe types of ore deposits in Mexico from 1922 to 1926, in southern |
 | | Report (issue) |
| Geology and Ore Deposits of the Jerome Area Yavapai County Arizona By C. A. ANDERSON and S. C. CREASEY...Physiography _______________ ---·- -------- ______ _ Ore deposits ________________ :. . ___ ~ __ ,.. ______...Hypogene minerals ________ ._____ :.. ___________ _ Ore minerals:... ________________ ~ ________ _ Gangue... Supergene minerals ________________________ _ .Ore minerals ___________ :. . ________ ~ _____ _ .Minerals...Alteration _______ -_·:. . :. . ____________ --'----Ore shoots _______-__ ._ ____ .:. ___ __________ _ Origin_~-· |
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| post-orogenic and intraplate settings. The mineral deposit studies in Mongolia began in the middle of the...and Cretaceous age. The Tavan Tolgoi deposit is a unique deposit of cooking coal of about 5 billion tonnes...He has considerable experience in tectonics, ore deposit geology, and mineral exploration in many parts...Natural History Museum, London, and Editor-in-Chief of Ore Geology Reviews. Franco is the author of 5 books...the International Association on the Genesis of Ore Deposits (IAGOD). Her areas of expertise include |
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| ·rhyodacite _____ ·___ --~------ .. ---.-75 Rhyodacite breccia and associated tuffs ___ .. _____ .:. ________...crystal tuff ______________ ;_..:._ 79 SO Quartz-sanidine crystal tuff-------~.~,:.::· Vitric tuff _______________________...-'----~.82 Black glass-welded tuff-----------~..:·_ · 84 Red vitric tuff and associated cong}~ · merate...and sandstone_--------.:.~·-.:.· 84 IntruSive breccia ________________ :.._·:.._ , 85 Younger volcanic....,--~·_. 87 Vitric tuff ____________________ ·.,.~~-:-~.~>.: 9~ Volcanic breccia ________ -- _____ - |
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| PAPER 461 Includes a part of the Basin and Range province and several small base-metal mining areas UNITED... Lower welded tuff unit-_____-_-__-__ Biotite dacite unit--__-----_-------_ Lower tuff unit-____________________...unit-____________________ Upper welded tuff unit. _____________ White tuff unit__-__-------_-------Intermediate andesite...andesite unit___________ Tuff unit of Hawk Canyon___ ______ Rhyolite-obsidian unit_______________ Quartz...Canyon___ Upper andesite unit_____--__-___-___ Upper tuff unit________------------Age and correlation_________-___-__----_ |
 | Brueckner, Stefanie M., Piercey, Stephen J., Layne, Graham D., Piercey, Glenn, Sylvester, Paul J. (2015) Variations of sulphur isotope signatures in sulphides from the metamorphosed Ming Cu(−Au) volcanogenic massive sulphide deposit, Newfoundland Appalachians, Canada. Mineralium Deposita, 50 (5) 619-640 doi:10.1007/s00126-014-0567-7 | Journal (article/letter/editorial) |
| metamorphosed Ming Cu(−Au) volcanogenic massive sulphide deposit, Newfoundland Appalachians, Canada Stefanie M....Ming deposit is an early Ordovician, bimodalmafic Cu–Au volcanogenic massive sulphide (VMS) deposit in...Silurian and Devonian. The Ming deposit consists of several spatially proximal ore bodies of which the 1806...focus of this paper. The ore bodies have similar stratigraphic sequences. The ore bodies can be divided...isotopic compositions of sulphides at the Ming deposit have been preserved. Modelling of the source of |
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| ........................................... Ore deposit types.......................................................... 157 Stratabound, stratiform, breccia-controlled fluorspar deposits in carbonate rocks............................... 190 Postulated ore deposit types..........................................in volcanic tuffs 17. Stratabound, stratiform, breccia-controlled fluorspar deposits in carbonate rocks................................ 6. Photographs of ore from the Livingston vein........................ |
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| Mining, Metallurgical, V.2 and Petroleum Engineers Ore deposits of the United States, 1933-1967 SS Inst...llurgical, Mining, Meta m Engineers and Petroleu © f the Ore deposiits -1967 United oer, States, sin 1933...https://archive.org/details/oredepositsofuniO002john Ore Deposits of the United States, 1933-1967 The Graton-Sales...PRACTICE THE PORPHYRY COPPERS (1930) (1933) ORE DEPOSITS OF THE WESTERN STATES (1933) AIME TRANSACTIONS...ANNIVERSARY VOLUME ORE DEPOSITS OF THE UNITED STATES, 1933-1967 (1962) (1968) Ore Deposits of the |
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| Page 3. Geologic sketch map of the Southern Star deposit, Big Burro Mountains . . . . . . . . . . . . ....Geologic sketch map of the adit and winze, Copeland deposit, southwestern Big Burro Mountains . . . . . . ... . . 74 7. Geologic map of the Apache Trail deposit, White Signal district . . . . . . . . . . . ....Blue .Jay deposit, White Signal district . . 90 9. Geologic map of the Floyd Collins deposit, White Signal.... . . 92 IO. Geologic map and section, Inez deposit, White Signal district . . . . . . . . . . . . |
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| University of Tokyo, r began to study the geology of ore deposits under the tutelage of Professor Takeo Kato...Company Ltd. During these 40 years, I studied the ore deposits in Japan and East Asia from the geological...University, connected with the above field surveys of ore deposits and the related labora tory works, we studied...geology of ore deposits is an interdisciplinary science and technology, I wished to study ore deposits...geology is fundamental and essential. The geology of ore deposits, especially mining geology, begins outside |
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| a basis ranging from 150,000 to 200,000 tons of ore a month, whereas the rated capacity of the mill is...000 tons a day. About 460 men were employed. The ore is being taken chiefly from levels 8, 9, 10, and...during the last three years. The average cost of ore delivered to the mill over a period of four years...will probably amount to 80 per cent of the cost of ore production. Data on the production of the Perseverance...have been the introduction of hand picking of the ore as it comes from the 1 Jackson, G. T., Mining methods |
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| eee Meee ee ee Coe ee eet cue cceweceaee| BECOME ORE cetereuieteteiee cccetisinaietes siren aie elec cin...slecsvedere cielo n(e breiers wl ape eotve,tians ore oveine ecersielelie wisiere AEA RE WOON DEAN OU...sieielnaiaialeielate 4ie/s/ate auto Goronatton, Mime cis a's cnis ore oo o's wea ale ss c1d e100 ehalatetetetalaiete a\s...eT, Christmas’ sce eciavs o/evnjslaie) pete 6 ote ore eer veiaeleisioi eee ae eee IO) GLOBE=M1 am acesw...eteeietee neem TELOME sein: einisrsyere tora ovaiete ore euslieva)elelevensteretanerersacstereler aerate Tarte |
 | | Report (volume) |
| PART 1. GENERAL DESCRIPTION AND DISCUSSION OF THE ORE DEPOSITS. Introduction and acknowledgments..._.....--. ...... ................ Classification of the ore deposits .................................... ................-.. ....-.--.-.. Distribution of the ore-bearing fissures. .................................43 43 43 44 45 53 55 56 60 60 61 63 67 70 70 70 Ore minerals ..... ..... ...... .......................now filled with ore................... ............ Character and structure of the ore........... ... |
 | | Book (edition) |
| three parts: (I) Principles and Processes, (II) Ore Deposits, and (III) Nonmetallic Mineral Deposits...worker as well as for practical considerations of ore finding. Increasing population and increasing mechanization...attention was paid to the rocks that enclosed the ore deposits, to deciphering their character, structure...scope of economic geology includes not only metallic ore deposits but the broader field of nonmetallics, whose...geology which deals especially with the problems of ore deposits and their relation to metal mining and, |
 | | Book (edition) |
| , of "·ar minerals. Thi book is about mineral deposit , how they are found 1 how and "·here they occur...part , (I ) Genera l Principles and Processes, (II) Ore D eposits, and (III) ~ onmetallic 1Iinerals1 can...eminated replacement deposit," for example, envisages a more definite form of deposit "ith inference as...empha.,ized for the benefit of tho~e interested in ore finding or mineral exploration. F or thi the author...attention was paid to the rock that enclosed the ore deposits, to deciphering their character, structure |
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| Gunmetal mine _ ___________ _ Manganese-tungsten deposit at Sodaville... __ . _ _. ___ ________ Andalusite...Nev_________________-______-__----_--_____. Sketch of part of north wall, South fork of Panther Canyon, Pershing County...Nev_________________________________ Geologic map of tactite body near Ragged Top mine, Pershing County, Nev_.___...------Geologic map of Iron Mountain magnetite deposit, Albany County, Wyo__________________________________...eryllia in samples from north workings, Golconda manganese-tungsten deposit-__-_____----_____-___---___Beryllia |
 | | Journal (volume) |
| Tectonic map oil field of Placerita field View north along Sierra Highway toward Placerita Canyon field...photography has established the presence of an extensive deposit covering at least several square miles, and probably...as this, the identification of this phosphorite deposit is based on dredge hauls which contain nothing...evidence regarding origin is the presence of a large deposit of similar nodules on an unconformity between Miocene...and approximately 11 miles of water tunnel on the north bank of the river, in southern Amador County, California |
 | | Report (issue) |
| recent discovery of a lode of stibnite (antimony) ore, a mineral not known previously to occur in this...mining district in 1915 and 1916. Copper. Year. Ore mined. Tons. 1915........................ 50,997...and extended to the dock in the harbor, where the ore is loaded on barges for shipment to the Granby smelter...operations consist of stoping the irregular-shaped ore bodies composed of chalcopyrite-bearing magnetite...forward on all the levels, and on the lowest level ore bodies formed along porphyry dikes that cut the magnetite |
 | | Report (issue) |
| EAST CENTRAL MINNESOTA INCLUDING THE CUYUNA IRON-ORE DISTRICT BY E. C. HARDER AND A. W. JOHNSTON MINNEAPOLIS............................... 93 The Cuyuna iron-ore district. ................................. 94-135.... . . . . . . . 124 Occurrence and character of ore..................... 129 iii iv CONTENTS Geology...principal mines .............................. 135- r68 North range mines. . . .. . . . . . . . ... .. . . . ...Superior district showing the location of the iron-ore districts. . . . . . . . . . . . . 10 II. Map of |
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| Conr·rntrations of minerals, as in the case of ore deposits, have c-0111e about in many different "ays...serpentine The Geologic Record. EYery mineral deposit reprec.;ents not onl~' the results of geologic...filled with sediments, and is drained from the north b,• the Sacramento River ancl from the south b,...across the , •tate of Xe,acla, is a geomorphic province kno""Il as the Basin Range . It is characterized...hould contain entirely different type of mineral deposit . ..is a result. more mineral commoditie ha,e been |
