 | | Journal (article/letter/editorial) | | Geology, v. XXX, no. XX, pp. X–X EXPRESS LETTER ROSEN, BULGARIA: A NEWLY RECOGNIZED IRON OXIDE-COPPER-GOLD...Capital Inc., 6th September Street 13A, Sofia 1000, Bulgaria of Earth and Atmospheric Sciences, University...T6G 2E3, Canada Abstract The Rosen copper veins in southeastern Bulgaria are recognized for the first...along the western contact of the syenite-dominated Rosen pluton, inferred to be part of a large ring dike...monzosyenite from the Rosen pluton. The mineralogic and compositional features of the Rosen district are comparable |  | | Journal (article/letter/editorial) | | to the Balkans-Srednogorie, an Upper Cretaceous, ore bearing igneous belt: a narrow elongated body which...Serbia and still further East to Srednogorie (Bulgaria). This results in a belt of 750 km/30-70 km, bending...bending from N-S in Romania and Serbia, to E-W in Bulgaria. Using the well established century-old terminology...BMMB of the Carpathian-Balkan fold belt is rich in ore deposits related to plutons and/or volcano-plutonic...complicates the approach, as to OF Romania, Serbia and Bulgaria, where the SCMOLDOVA BS belt outcrops, regions |  | | Book (volume) | | Ostrosi Romania by V. Ianovici and M. Borcos Bulgaria by B. Bogdanov Greece by G. Marinos Cyprus by...to gather information on the geology of European ore deposits knows the frustrations that such an endeavour...to gather information on the geology of European ore deposits knows the frustra- volume tions that such..._ Belgium; Southeast Europe includes Albania, Bulgaria, Cyprus, Greece, Hungary, Romania and Yugoslavia;...which has created a renewed interest in European ore deposits, is accompanied by an Explanatory Memoir |  | | Journal (article/letter/editorial) | | , v. 66, pt. 8. Rosen-Spence, A., 1969, Gen•se des roches & cordi•ritemine, in Ore Depositsof the United... p. 321-345. Central Balabac Island, Palawan Province, Philippines: Ecoa. G•.o•..,v. 58, p. 107-130...silicatemagmamusthavecrystallized and formationof ore deposits. fracturedpriorto thehydrothermal activitythat...well-established close spatialassociation of ducedthe ore depositand relatedalteration. porphyritic felsicand...most distressing. Without suchinformationtheoriesof ore genesishave had to remainlargely conjectural. Krauskopf |  | | Journal (article/letter/editorial) | | early 1960 that Edwards (1960) and 144,000 tons of ore in a massivesulfide lens and 44,000 tons in a zone...were syngenetic. early1964when,dueto the exhaustion ore, operations ceased. From a total of 385,000 Until...them. and new evidence,supportingthe hypothesis of ore formation as coeval with the volcanism, was dis-...whichis a major, steepeastwin, 1967;Spenceandde Rosen-Spence, 1975). As erly dippingdiorite (steep diorite)...southeastof Waite Lake, posedthat all, from the Horne Mine in the south to on the Amulet Andesite-WaiteRhyolite |  | | Journal (article/letter/editorial) | | transport through two mixing zones affected by acid mine drainage near Silverton, Colorado— Laurence E. Schemel...aluminum in the surface of the Te Kopia geothermal field, Taupo Volcanic Zone, New Zealand—R. Martin, K.A...deposit of the Shuikoushan mineral district, Hunan Province, China— Nanshi Zeng, E. Izawa, Y. Motomura, and...101 Complexly zoned fibrous tourmaline, Cruzeiro mine, Minas Gerais, Brazil: A record of evolving magmatic...Evaporites, brines and base metals: Low-temperature ore emplacement controlled by evaporite diagenesis—J |  | Perelló, José, Sillitoe, Richard H., Yakubchuk, Alexander S., Valencia, Victor A., Cornejo, Paula (2017) Age and tectonic setting of the Udokan sediment-hosted copper-silver deposit, Transbaikalia, Russia. Ore Geology Reviews, 86. 856-866 doi:10.1016/j.oregeorev.2016.11.004 | Journal (article/letter/editorial) | | oregeorev.2016.11.004 OREGEO 2005 To appear in: Ore Geology Reviews Received date: Revised date: Accepted...sedimenthosted copper-silver deposit, Transbaikalia, Russia, Ore Geology Reviews (2016), doi: 10.1016/j.oregeorev...high-grade, disseminated and veinlet chalcocite-bornite mineralization is well exposed. Titanite crystals...isotopic dating. Independently of the metallogenic province or belt, current opinions on the timing of mineralization...intimately associated with mineralization in hydrothermal ore deposits (Force, 1991; Frost et al., 2001). Titanite |  | | Journal (article/letter/editorial) | | Geology Vol. 95, 2000, pp. 343–360 Geology and Ore Petrography of Permian Kuroko-Type Volcanogenic Massive...lava unit that overlie the Dekkas Andesite. Two ore host horizons are present, the younger containing...of the syngenetic mineralization. The syngenetic ore has been hydrothermally reworked and is characterized...for the cluster of deposits near the Afterthought mine (Fredericks, 1980; Eastoe and Nelson, 1988). In...stratigraphy, structure, alteration zonation, and ore petrography, and the origin of the deposits is discussed |  | Rezvukhin, Dmitriy I., Nikolenko, Evgeny I., Sharygin, Igor S., Rezvukhina, Olga V., Chervyakovskaya, Maria V., Korsakov, Andrey V. (2022) Cr-pyrope xenocrysts with oxide mineral inclusions from the Chompolo lamprophyres (Aldan shield): Insights into mantle processes beneath the southeastern Siberian craton. Mineralogical Magazine, 86 (1) 60-77 doi:10.1180/mgm.2021.89 | Journal (article/letter/editorial) | | the Aldanskaya dyke and Ogonek diatreme (Chompolo field, southeastern Siberian craton) have been investigated...chalcopyrite, breakdown products of monosulfide and bornite solid solutions), apatite and graphite. P-T estimates...range of ~25-35 kbar in the graphite stability field. Pyrope genesis is linked to the metasomatic enrichment...crichtonite-group minerals, mantle metasomatism, Chompolo field, Aidan shield (Received 20 August 2021; accepted...of silicate-incompatible elements, such as high-field-strength elements (HFSE: Nb, Zr and Ta) in rutile |  | | Book | | Encyclopædia Britannica, Inc.) in association with Rosen Educational Services, LLC 29 East 21st Street, New...All rights reserved. Rosen Educational Services materials copyright © 2012 Rosen Educational Services...All rights reserved. Distributed exclusively by Rosen Educational Services. For a listing of additional...Rafferty: Associate Editor, Earth and Life Sciences Rosen Educational Services Nicholas Croce: Editor Nelson...association with Britannica Educational Publishing, Rosen Educational Services.” Includes bibliographical |  | | Book | | noticed the occurrence of indium in a large variety of ore deposits and detailed geochemical and mineralogical..................... .42 3.1.6 Pirquitas, Jujuy Province, Argentina ..................................... 58 3.2.7 Maranda J, Murchison belt, Northern Province, South Africa ........... 59 VIII Table of.................. 100 3.5.3 Kirki (St. Phillippe) Mine, Thrace, Greece ....................................... 108 3.7.1 Central Sredna Gora District, Bulgaria ............................................. |  | | Journal (article/letter/editorial) | | massive 'grey' quartz, and quartz + tourmaline + bornite + chalcopyrite + molybdenite veins. Magnetite +...carbonate, bladed barite and trace amounts of bornite and chalcopyrite. These rocks, previously described...of Livingston Island in 1957 (Hobbs, unpublished field observations, 1957). Subsequent mapping by Littlefair...Glacier-Inept Cove area into a northern area containing bornite + chalcopyrite + molybdenite with magnetite, covellite...Structural data are the major orientations, derived from field observation and structural plots Lithoiogy Width |  | | Journal (article/letter/editorial) | | Gecovolcanogenic massive sulfidedeposit.The Geco mine is well suitedfor a studyof massivesulfide-related...are variably inson et al., 1971; Spence and de Rosen-Spence, massive,laminated,or pillowedmaficvolcanics...quartz-feldspar-biotite gneiss,biotiticquartzite,and ore with 1.93 percentCu, 3.88 percentZn, and 5.7 quartz-feldspar...FIG. 2. Geologicmap of the 2250 level of the Geco mine (simplifiedafter Friesen et al., 1978). The cha...nigeriteto cassiteriteis striking,both showingcin- GECO MINE: TIN TABLE 1. Phase Mineral Abbreviations Symbol |  | Pekov, I. V., Lykova, I. S., Bryzgalov, I. A., Ksenofontov, D. A., Zyryanova, L. A., Litvinov, N. D. (2011) Uniquely high-grade iodide mineralization in the oxidation zone of the Rubtsovskoe base-metal deposit, Northwest Altai, Russia. Geology of Ore Deposits, 53 (8) 683-698 doi:10.1134/s1075701511080125 | Journal (article/letter/editorial) | | ISSN 10757015, Geology of Ore Deposits, 2011, Vol. 53, No. 8, pp. 683–698. © Pleiades Publishing, Ltd...The marshite content in the highgrade oxidized ore with native copper and in the zone of wallrock argillic...accompanying volcanic–hydrothermal– sedimentary ore formation. Iodine is absorbed by clay in the wide...argillic alteration. During the early stages of sulfide ore oxidation, sulfuric acid oxidized iodine to (I5+O3)–...to iodine of organic (including living) matter (Rosen, 1970), which also facilitates partitioning of this |  | | Journal (article/letter/editorial) | | appreciablepyrrhotiteand magnetiteand are poorly zoned. All three ore types (Archean,kuroko,Cyprus) overliepipesof hydrothermalalteration...volcanicpile and are termed proximal ores. Banded sulfide ore lenses and metalliferous sedimentsthat are not underlain...magnetite)assemblages in the stringerand lower massive ore zonesbelowthe sea-water-rockinterface,whereaspyrite-sphalerite...in Symposium 104.6, Experimental face. Geologyand Ore Genesis,at the 25th InternationalGeologiOn thebasisof...1973). Somedeposits (e.g.,Kidd face(Spenceandde Rosen-Spence, 1975). Creekand Mattabi) containgalenaat |  | NAQVI, S, HANUMANTHRAO, T, NATRAJAN, R, SATYANARAYANA, K, DIVAKARARAO, V, HUSSAIN, S (1977) Mineralogy, geochemistry and genesis of the massive base metal sulfide deposits of Chitradurga (Ingaldhal), Karnataka, India. Precambrian Research, 4 (4) 361-386 doi:10.1016/0301-9268(77)90004-3 | Journal (article/letter/editorial) | | in deciphering the history of the formation of an ore deposit has often been emphasized (Fleischer, 1955;...Jonasson, 1973). One of the most interesting aspects of ore geology is the genesis of massive base metal sulfide...Hutchinson, 1973; Franklin et al., 1975; Spence and De Rosen-Spence, 1975; Roberts, 1975). These massive ores...metavolcanics. The mineralogy of the ore samples was studied by ore microscopy and electron microprobe...thin layering' of pyrite with chert is found in the mine area which by analogy with modern sulfide sediments |  | Vishnevsky, A. V., Belogub, E. V., Charykova, M. V., Krivovichev, V. G., Blinov, I. A. (2018) Thermodynamics of Arsenates, Selenites, and Sulfates in the Oxidation Zone of Sulfide Ores. XIV. Selenium Minerals in the Oxidation Zone of the Yubileynoe Massive Sulfide Deposit, the South Urals. Geology of Ore Deposits, 60 (7) 559-567 doi:10.1134/s1075701518070097 | Journal (article/letter/editorial) | | ISSN 1075-7015, Geology of Ore Deposits, 2018, Vol. 60, No. 7, pp. 559–567. © Pleiades Publishing, Ltd...Pb, Hg, and Ag selenites as a result of sulfide ore oxidation. The Eh–pH diagrams for the Fe–S–CO2–H2O...solution) governing the formation of major brown iron ore minerals (goethite and siderite) and newly formed...additional components into the database and GEOLOGY OF ORE DEPOSITS Vol. 60 No. 7 2018 THERMODYNAMICS OF...(E.V. Belogub, 2009). (1) Primary ore; (2) disintegrated primary ore cemented predominantly by secondary |  | | Report (issue) | | Australia and Cigar Lake, Canada ......... 16 2.1.3. Ore geometry and metallogenesis........................Deposit, Australia.......................... 33 2.3.3. Ore geometry and metallogenesis of Olympic Dam Deposit...district, South Africa..................... 38 2.4.3. Ore geometry and metallogenesis of Witwatersrand district........................................ 40 2.5.3. Ore geometry and metallogenesis of Margnac, France and... 2.10. 2.11. 2.12. 2.13. 2.14. 3. 2.6.3. Ore geometry and metallogenesis of Rössing deposit, Namibia |  | | Journal (article/letter/editorial) | | lyrelatedto the temperatureas2conditions in the ore-forming fluids.Sea-floor sulfides rangefromsulfur-rich...Shakanai)andsimilardeposits in BritishColumbia(HW mine, Lynx, Seneca).Gold-bearingpolymetallicsulfidescontain...contain sulfur-richmineralassemblages (e.g.,bornite+ pyrite)andrecognizable tracemineralequilibria whichindicatea...estimatingthe relativesulfidation statesof complexing ore-formingfluids(e.g.,Barton,1970; CraigandBar- all...high. At a giventemperatureandpH within the pyrite field, contoursof sulfuractivity superimposedonisoplethsof |  | | Book | | more who contributed during discussions, field trips, and mine visits. As cited in the text, many colleagues...(Austria), J. Komínek (Czech Republic), I. Bojkov (Bulgaria), H. Schleicher (Germany), W. Schuppan (Germany)...use of nuclear energy is information on uranium ore deposits from which uranium can be economically exploited.... . . . . . . . . . 19 19 23 25 Chapter 2 Bulgaria . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . . 2.6 Burgas Region, Black Sea Coast . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | vein systems to the nearest intrusions. Ambiguous field relations have always made this association uncertain...breccia types, which may have different origins. Field relations are critical to the interpretation of...and copper ores' at Henry Bluff (Hobbs, unpub. field notes, 1959). Caminos et al. (1973) described quartz...http://journals.cambridge.org Downloaded: 20 Mar 2015 & Rosen (1981) reported sulphide-bearing veins up to 50...WILLAN g Figure 6. Structures and textures in field exposures and cut slabs illustrating the progressive |  | | Book | | region is examined, as is the survival of early mine archaeology in different geological settings. Survey...technological processes of mineral prospecting, ore extraction, and smelting. An analysis of this information...application of lead isotope analysis to identify early mine sources pioneered by Noel Gale, Zofia Stos-Gale,...copper mining in Serbia Early copper mining in Bulgaria Discussion 3. Eastern and central Mediterranean...The mining environment The treatment of copper ore Ore to metal Ancillary activities Conclusions 9. Mining |  | | Journal (article/letter/editorial) | | centrally in the footwall stockwork or in copper ore in the base of the massive body. Chloride-complexed...the shallower, distal, massive zinc-lead-silver ore. Late-stage changes in fluid Eh, salinity and activity...copper ore in the base of the massive body and in shallow, peripheral pyritic zinclead-silver ore. Primary...Primary, in-situ ore near the vent is sometimes reworked by seafloor density flows which transport clasts...and redeposit them to form secondary, transported ore. Gold, like iron and the base metals, is diluted |  | | Journal (issue) | | Bostwick Nominating—Omer S. Dean Field Trip—Edward H. Wilk Field Trip (Ass't)—Warren Cummings Program—Chester... by Omer S. Dean 2 Subsidence at the Franklin Mine by John L. Baum 4 An uncommon margarite/corundum...Pete J. Dunn and Clifford Frondel 8 Graphite in ore by Chester S. Lemanski, Jr. 11 Curator's Message...Bementite 14 Humite-group minerals 14 Manganese-rich ore assemblages 15 Pro tore and metamorphism 16 Shear-zone...Franklin Mine" and presented the results of a study, requested by Clarence M. Haight (Mine Superintendent) |  | | Report (issue) | | oriented exsolution lamellae of chalcopyrite in bornite. Darker grey digenite rims chalcopyrite lamellae...and occurs as irregular intergrowths throughout bornite. Figure 18 on page 722 should read Core sample...Franklin and R.I. Thorpe Geology of the Grenville Province, and Regional Metallogenesis of the Grenville...Genesis of the Balmat Zinc Deposits, Anderson PC. Mine, Lake Snow Manitoba Lake, 0-25 ly Walford...the volume have been prepared by Andrée F. de Rosen-Spence who kindly offered this assistance, for |
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