 | | Journal (article/letter/editorial) | | 325. Acmite, Uganda, anal., o p t , X-ray, 5. Actinolite, Rajasthan, India, cryst., anal., opt., X-ray...germanates, chromates, and manganates, 654. Ardglen, New South Wales, todorokite, 757. Arendal, Norway, titanian...893; Wales, 893. Baranchinsk, Urals, diopside, actinolite, anthophyllite, hornblende, 403. Barium-orthoclase...oxychloride from Cetine di Cotorniano, Rosia (Siena), Italy, 1037. Belnhausen, Darmstadt, Germany, ankerite...elements in some rocks and minerals of the Rakha mines area, Singhbhum, India, 671. Big Creek, Fresno |  | | Book (edition) | | crystallizes. Galena, for example, has a cubic, magnetite an octahedral and garnet a dodeca¬ hedral habit... Octahedron: Spinel, magnetite, franklinite, chromite. Dodecahedron: Magnetite, garnet. Trapezohedron:...chalcopyrite, the blue-gray of galena, the black of magnetite, the green of malachite, etc., is in each case...light in color, at times almost white; while actinolite and hornblende, which are amphiboles that contain...flame but fuses easily in the blowpipe flame. 4. Actinolite. A sharp-pointed splinter fuses without much |  | | Book | | of Milan, Institute of Mineralogy Museum, Milan, italy ^ draga blogojevic, geologist, Trepca, Yugoslavia...Curator, Civic Museum of Natural History, Milan, ITALY ic PAUL desautels, Curator, Smithsonian Institution...FRANCE; Curator, School of Mines, Paris ^ F* HOFMANN, Professor, School of Mines, Freiberg, east Germany...j. schubnel, Pro fessor and author, School of Mines, Paris, FRANCE ^ JOHN sinkankas, author and collector...townsend, Curator, Geological Museum, Johannesburg, south Africa ^ max wiebel, Professor, Swiss Federal Institute | | | Book | | FRANCE; Curator, School of Mines, Paris %e F. HOFMANN, Professor, School of Mines, Freiberg, EAST GERMANY...SCHUBNEL, Pro- Ye JOHN fessor and author, School of Mines, Paris, FRANCE SINKANKAS, author and collector...TOWNSEND, Curator, Geological Museum, Johannesburg, SOUTH AFRICA 9X MAX WIEBEL, Professor, Swiss Federal...SYDNEY PIETERS, dealer and collector, Windhoek, SOUTH-WEST AFRICA > KAREL TUCEK, Director of Minerals...localities: the Egyptians were working gem and gold mines on the Upper Nile River, the Greeks were busy with | | | Book | | FRANCE; Curator, School of Mines, Paris 4 F. HOFMANN, Professor, School of Mines, Freiberg, EAST GERMANY...H. J. SCHUBNEL, Professor and author, School of Mines, Paris, FRANCE ¥& JOHN SINKANKAS, author and collector...TOWNSEND, Curator, Geological Museum, Johannesburg, SOUTH AFRICA ¥e MAX WIEBEL, Professor, Swiss Federal Institute...SYDNEY PIETERS, dealer and collector, Windhoek, SOUTH-WEST AFRICA }€ KAREL TUCEK, Director of Minerals...localities: the Egyptians were working gem and gold mines on the Upper Nile River, the Greeks were busy with |  | | Journal (article/letter/editorial) | | Article Origin of the Vanadiferous Serpentine–Magnetite Rocks of the Mt. Sorcerer Area, Lac Doré Layered...and petrological investigation of serpentine-magnetite-dominated rocks located in the Mt. Sorcerer area...contained olivine Fo82–90 (now serpentine) and magnetite. These rocks formed from a Si-depleted magma under...relative to the fayalite-magnetite-quartz buffer; FMQ). The V-content of the magnetite varies due to reversals...Keywords: Lac Doré Complex (LDC); layered intrusion; magnetite; olivine; V mineralization; vanadiferous titanomagnetite |  | | Book | | Filrnset by Kcyspools Ltd, Golbornc, Lanes Printed in Italy 3 6 8 8 9 10 l1 11 23 30 33 36 45 205 209 2I...than explore the dumps of both active and disused mines, particularly since the latter are usually marked...andradites, diopside, epidotes, clinochlores, magnetites, and, less frequently, zoisite, apatite, titanite...serpentine rocks contain veins rich in garnets and magnetite; and here the action of water can produce very...schists often contain magnesite, apatite and actinolite. Finally, such minerals as andalusite, kyanite |  | | Journal (article/letter/editorial) | | hydrothermal source for the Kiruna-type Bafq magnetite-apatite deposit in Central Iran; Trace element...element and oxygen isotope studies of magnetite Javad Mehdipour Ghazi, Chris Harris, Mohammad Rahgoshay, Mohssen...hydrothermal source for the Kiruna-type Bafq magnetite-apatite deposit in Central Iran; Trace element...element and oxygen isotope studies of magnetite, Ore Geology Reviews (2019), doi: https://doi.org/10.1016/j...hydrothermal source for the Kiruna-type Bafq magnetite-apatite deposit in Central Iran; Trace element |  | | Journal (article/letter/editorial) | | Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for...Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for...Mafic-Ultramafic Complexes, western Borborema Province, Brazil: geochemical and isotope constraints for...southern limits of the Alto Pajeú and Piancó–Alto Brígida domains, Borborema Province, Northeast Brazil....important Fe–Ti– V economic mineralization in the mines of the Serrote das Pedras Pretas and Lagoa dos Angicos |  | | Journal (issue) | | mineral from the Daye mine near Huangshi, Hubei Province, China . . . . . . . . . . . . . . . . . . . ...Saínz de Baranda Graf Manganotantalite from the Alto do Giz area, Equador, Rio Grande do Norte, Brazil...of which 448 came from Russia), Germany (255), Italy (203), Canada (167), Sweden (162), Australia (109)...$12 v.15/#1 Darwin (CA), Pereta Mine (Italy), Cetine Mine (Italy) v.15/#5 Jacupiranga mine (Brazil),... Pikes Peak, CSM Museum $12 v.16/#4 Kingsgate mines (Australia), Mauldin Mountain Phosphates (AL) $12 |  | Liu, Zhen, Yang, Xiaoyong, Liu, Chunming, Huang, Dezhi, Zhou, Weijian, Teng, Xia, Liang, Enyun, Dai, Tagen (2018) Genesis of Early Cretaceous porphyrite-type iron deposits and related sub-volcanic rocks in the Ningwu Volcanic Basin, Middle-Lower Yangtze Metallogenic Belt, Southeast China. International Geology Review, 60 (11) 1507-1528 doi:10.1080/00206814.2017.1419883 | Journal (article/letter/editorial) | | School of Geosciences and Info-Physics, Central South University, Changsha, China; bSchool of Earth and...show some differences in mineralization. The magnetites from the northern ore deposits are rich in Cu...Al, and Ti, which probably indicates that the magnetites from the northern ore deposits closer to hydrothermal...hydrothermal genesis than to magmatic genesis, but the magnetites from the centre are closer to both magmatic and...2017 1. Introduction The Ningwu metallogenic province is a part of the Middle-Lower Yangtze Metallogenic |  | | Journal (article/letter/editorial) | | CONTENT OF No. MAGNETITES 4 AND HEMATITES, SOUTHEAST MISSOURI IRON METALLOGENIC PROVINCE, U.S.A. GEZA...................... Trace element content in magnetite and hematite ...................... Geochemistryof...Mg-jacobsite,Zn-Fe spinel. Apatite, garnet, pyroxenes,actinolite,tremolite,crocidolite,epidote,biotite,quartz...importantore forming processes in this Metallogenic Province. I NTRODUCTIO N GeneralStatement.mFive majordiscoveries...metallogenic province of magmaticorigin in the basementrocksof the mid-continent. The term "iron province"hereafterrefersto |  | | Report (issue) | | GENERAL FEATURES OF THE MAGNETITE ORES OF WESTERN NORTH CAROLINA AND EASTERN TENNESSEE.1 By W. S. BAYLEY...possibly turgite), magnetite, mixtures of magnetite and hematite, and titaniferous magnetite (mixtures of magnetite...magnetite with ilmenite or with rutile). Hematite alone also occurs, but the quantity is small, and it...been mined. The brown hematite, magnetite, and titaniferous magnetite ores have been mined and smelted...blast-furnace practice. Until within a few years the magnetite deposits furnished nearly all the ore mined, but |  | Parente, Clóvis Vaz, Veríssimo, César Ulisses Vieira, Botelho, Nilson Francisquini, Xavier, Roberto Perez, Menez, Jacqueline, Oliveira Lino, Ramon de, Araújo da Silva, Cristian Dickson, Santos, Ticiano José Saraiva dos (2019) Geology, petrography and mineral chemistry of iron oxide-apatite occurrences (IOA type), western sector of the neoproterozoic Santa Quiteria magmatic arc, Ceará northeast, Brazil. Ore Geology Reviews, 112. 103024 doi:10.1016/j.oregeorev.2019.103024 | Journal (article/letter/editorial) | | banded– stratabound lenses/layers composed of magnetite (50-70%), with or without ilmenite exsolution;...massive magnetite-(specular hematite)-apatite bodies; (iii) disseminated and vein O magnetite-apatite...rhombohedral hematite O bodies; and (v) garnet-magnetite type. The host rocks also display marialite, diopside...≤ F ≤ 4.4%) and low in Cl (˂ 0.5%), and (ii) magnetite contains variable concentrations PR of Ti, V...and hydrothermal environments. In addition, the magnetite of the stratabound occurrence is low in TiO2 (≤ |  | | Journal (article/letter/editorial) | | lower magnetite content; while the quartz diorite had lower color index, but higher magnetite content...content. The magnetite contents are also related to the amounts of hydrous mafic silicates. The gabbroic magma...the continental crust, and crystallized some magnetites with hypersthene and amphibole. The quartz dioritic...oxidized originally, and precipitated abundant magnetite and hydrous mafic silicates from the early crystallization...provided the most placer magnetite ores in the history. Keywords: Gabbroid, magnetite, ilmenite, mafic silicates |  | | Journal (article/letter/editorial) | | plateau-like segment at 1,510 3 Ma from an actinolite associated with sul®des is taken to represent...deposition of sodic diopside actinolite scapolite andradite magnetite sul®des apatite allanite...511 9 Ma, Pollard and McNaughton 1997) 90 km south of Cloncurry (Fig. 1) in an area characterized by...intensi®ed ductile strain a small distance to the south in this corridor near the ironstone-hosted Starra...010° structural trend that extends about 25 km south of Mount Elliott and forms the southern portion |  | | Journal (article/letter/editorial) | | aftabi@mail.uk.ac.ir Abstract MA The Neoproterozoic magnetite-apatite-hematite-pyrolusite-jaspilite deposits...Formation. The ore zones occur in proximal zone of magnetite-rich albitized rhyolite (keratophyres), interdistal...rhyolites-rhyodacites, jaspilites and diamictites and contain magnetite, hematite and apatite. The presence of Spriggina...geochemistry and dominantly oxide facies of hematite, magnetite, microcrystalline quartz and chert and formed...regional stratigraphic column for the different mines in the BMD, the legends MA in Figs. 2, 11 and |  | Bonyadi, Zahra, Davidson, Garry J., Mehrabi, Behzad, Meffre, Sebastien, Ghazban, Fereydoun (2011) Significance of apatite REE depletion and monazite inclusions in the brecciated Se–Chahun iron oxide–apatite deposit, Bafq district, Iran: Insights from paragenesis and geochemistry. Chemical Geology, 281 (3) 253-269 doi:10.1016/j.chemgeo.2010.12.013 | Journal (article/letter/editorial) | | elements Bafq Mineral Province Pb-isotopes a b s t r a c t The Se–Chahun magnetite–apatite deposit (Bafq...Anomaly X orebody, semi-massive ilmenite-rich magnetite and coarse REE-rich fluorapatite formed at 510...brecciation, a metasomatic event removed Ti and Al from magnetite grain boundaries, and leached primary fluorapatite...hydrothermal infill produced a matrix dominated by actinolite, K-feldspar, biotite, chlorite, calcite, hematite...classic IOA districts (Kiruna (Sweden), Bafq Mineral Province (BMP; Iran), Chilean Iron Belt, El Laco (Chile)) |  | Heidarian, Hassan, Alirezaei, Saeed, Lentz, David R. (2017) Chadormalu Kiruna-type magnetite-apatite deposit, Bafq district, Iran: Insights into hydrothermal alteration and petrogenesis from geochemical, fluid inclusion, and sulfur isotope data. Ore Geology Reviews, 83. 43-62 doi:10.1016/j.oregeorev.2016.11.031 | Journal (article/letter/editorial) | | Accepted Manuscript Chadormalu Kiruna-type magnetite-apatite deposit, Bafq district, Iran: Insights into...Alirezaei, D.R. Lentz, Chadormalu Kiruna-type magnetite-apatite deposit, Bafq district, Iran: Insights...the journal pertain. Chadormalu Kiruna-type magnetite-apatite deposit, Bafq district, Iran: Insights...largest known iron deposits in the Bafq metallogenic province in the Kashmar-Kerman belt, Central Iran. The...The host rocks experienced Na (albite), calcic (actinolite), and potassic (K-feldspar and biotite) hydrothermal |  | | Journal (article/letter/editorial) | | from trace element signatures in chromite-cored magnetite and bulk rock geochemistry T Anmol Barla, Sahendra...Indian Institute of Technology (Indian School of Mines), Dhanbad, India ARTICLE INFO ABSTRACT Keywords:...Pyrite Magnetite Trace elements Metasomatism The Pahardiha- Rungikocha gold deposit is located south of...coeval with abundant chromite-cored magnetite. The chromite-cored magnetite shows a complex paragenetic history...alteration event, followed by epitaxial growth of magnetite rims on the chromite cores, as revealed by LA-ICP-MS |  | | Journal (article/letter/editorial) | | doi:10.1016/j.gca.2004.12.020 Testing the apatite-magnetite geochronometer: U-Pb and 40Ar/39Ar geochronology...geochronology of plutonic rocks, massive magnetite-apatite tabular bodies, and IOCG mineralization in Northern...dating of actinolite have been carried out on the Carmen-Sierra Aspera Kiruna type magnetite-apatite and...Cretaceous Andean magmatism. Apatite and magnetite from a magnetite-apatite tabular body with intergrowth...Ma. This result is the first direct dating of magnetite-apatite mineralization in an early Andean deposit |  | Mukherjee, Ria, Mondal, Sisir K., González-Jiménez, José M., Griffin, William L., Pearson, Norman J., O’Reilly, Suzanne Y. (2015) Trace-element fingerprints of chromite, magnetite and sulfides from the 3.1 Ga ultramafic–mafic rocks of the Nuggihalli greenstone belt, Western Dharwar craton (India) Contributions to Mineralogy and Petrology, 169 (6) doi:10.1007/s00410-015-1148-1 | Journal (article/letter/editorial) | | PAPER Trace‑element fingerprints of chromite, magnetite and sulfides from the 3.1 Ga ultramafic–mafic...xenite and gabbro with bands of titaniferous magnetite ore. The chromitite ore-bodies (length ≈30–500...chromite) of the Byrapur and Bhaktarhalli chromite mines in the greenstone belt are characterized by high...University of the Witwatersrand, Johannesburg 2001, South Africa 3 Australian Research Council (ARC) Centre...serpentinization. The trace-element patterns of magnetite from the massive magnetite bands in the greenstone belt are |  | Niiranen, Tero, Mänttäri, Irmeli, Poutiainen, Matti, Oliver, Nicholas H. S., Miller, Jodie A. (2005) Genesis of Palaeoproterozoic iron skarns in the Misi region, northern Finland. Mineralium Deposita, 40 (2) 192-217 doi:10.1007/s00126-005-0481-0 | Journal (article/letter/editorial) | | of the Peräpohja schist belt, several small magnetite deposits show intimate spatial relationships with...subsequently accumulated into deposits. Two of these magnetite deposits, Raajärvi and Puro display a typical...oldest to youngest): (1) diopside, (2) actinolite/tremolite-magnetite ± chlorite, biotite, and (3) serpentine...enriched in the formation of skarn related to magnetite deposits. Fe and V leached from country rocks...analyses of the fluid inclusions related to actinolite/tremolite-magnetite stage alteration indicate that the |  | | Journal (article/letter/editorial) | | : biotite reaction in the Libertv Hill pluton, South Carolina J. Ar,nxaNDER SPEER* OrogenicStudiesLaboratory...iotite+qtrarlz+anorthite+K-feldspar+titanite+magnetite+ liquid 2, where the liquid is the interstitial...such as the cordierite-bearing CloudsCreekpluton, South Carolina (Speer,1981b).Their use is extended here...here to the metaluminous Liberty Hill pluton, South Carolina, in order to understand the evolution of amphibole...granitoids are ferro-edenitesand north-central South Carolina. The Liberty Hill pluton ferro-edenitic |  | | Journal (article/letter/editorial) | | AND STABLE ISOTOPE STUDY OF THE ESFORDI APATITE-MAGNETITE DEPOSIT, CENTRAL, IRAN—A DISCUSSION ALIJAN AFTABI...HASSAN AZARAIEN Department of the Industries and Mines of Kerman, P.O. Box 376, Kerman, Iran Sir: We appreciate... (2007) on the origin of the Esfordi apatite-magnetite deposit. We have been working in the Bafq mining...Kiruna-type apatite-magnetite deposit. First, the deposit is composed of magnetite-apatitehematite, rather...rather than simply apatite-magnetite and therefore does not fit an orthomagmatic model for Fe mineralization |
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