 | | Journal (article/letter/editorial) | | from Charles E. Hill, owner of the Arizona Agate Mines at Cave Creek, Maricopa Co., Ariz., is the following...occur at shipping many tons and the mine shows the old Lane bismuth mine, at Monroe, promise of being another...(fluorDELAWARE â Gray cleavable masses ite) from this mine is of all colors and of orthoclase have been found...just like a 20 inch quartzite band which has been mine. I have been informed so many injected and locally...KANSASâBeautiful agates have been found in a gravel pit near Concordia, Cloud Co., Kansas. KENTUCKY â Bob Barnes, 3930 |  | | Book | | Gottfried-Wilhelm-Leibniz University Hannover, Germany Responsible Series Editor: F. Pirajno ISSN 1876-1682...much biased by science with too little sense of mine for beauty) will keep his memory and work, alive...rocks in the Bohemian Massif, which is shared by Germany, the Czech Republic, Poland and Austria, has been...Reinhardsrieth Aplite) have been found and several abandoned mines and outcrops were re-sampled together with the ânigrineâ...the region are not very promising and mining in Germany is obviously a profession of the past, but learning |  | | Book | | Congress Catalog Card No. 66-17809 Printed in Germany 08 011635 3 PREFACE TO THE T H I R D (GERMAN)...comparative study from colleagues, institutes, and mines; many samples were collected by the writer himself...N , Troy, New York, USA G. FRIEDRICH, Aachen, Germany H . FROHBERG, Toronto, Canada R. L A GANZA, North...Pullman, Washington R. A. ZIMMERMANN, Heidelberg, Germany 2 Bamdohr, Theorie Minerals XVĂ ABBREVIATIONS...which the earth core, consisting mainly of metallic iron together with the sulphide-rich and oxiderich intermediate |  | | Report (issue) | | ROBERT HADFIELD, Bart., lately President of the Iron and Steel Institute. *Dr. F. H. HATCH, Consulting...Europe: Austria-Hungary; Belgium; Bulgaria; France; Germany; Greece; Italy; Portugal; Russia; Spain; Sweden...USES importance of manganese in the manufacture of iron and steel is continuously increasing; stricter demands...effect of the war has been to increase the demand for iron-manganese alloys (more particularly for ferro-manganese...following may be mentioned: Austria-Hungary, France, Germany, Greece, Italy, Spain; West Africa (Gold Coast) |  | | Book | | the deep continental crust) Crust. 3. Geology - Germany (West) â OberWohlenberg, Jiirgen, 1933- . III....Springer-Verlag Berlin Heidelberg 1989 Printed in Germany The use of registered names, trademarks, etc....Republic of Germany (KTB) would be drilled in the Oberpfalz area of Northern Bavaria. The site...ostererer a ekare Geochronology of the Northeast Bavaria Dele UE ODOD 00 COS. 00LCOO ORC OOO COORD OEOODOC...the most ambitious project in the geosciences in Germany. From the beginning, the "Senatskommission fiir |  | | Book | | Design: Hansbernd Lindemann, Berlin. Printed in Germany. Preface More than thirty years ago, microprobe...period of 40 years on many field trips, visits to mines and expeditions in many parts of the world. Many...University (1954-55 and 1961-62), at the Ministry of Mines (Ethiopian Government) in the period 1956-61 and...Chapter 35 Consideration of Certain Aspects of Banded Iron Formations (BIFs) with Emphasis on Precambrian BIFs...products of shearing and fusion of the earth's upper mantle, as well as mantle diapirism. Thus, the geological |  | Borg, G., Karner, K., Buxton, M., Armstrong, R., Merwe, S. W. v. d. (2003) Geology of the Skorpion Supergene Zinc Deposit, Southern Namibia. Economic Geology, 98 (4) 749-771 doi:10.2113/gsecongeo.98.4.749 | Journal (article/letter/editorial) | | Halle-Wittenberg, Domstrasse 5, D-06108 Halle, Germany MIKE BUXTON, Exploration and Acquisitions Division...host rocks of the nonsulfide ore contain abundant iron hydroxide pseudomorphs after disseminated sulfides...stratiform layers of sulfides. Gossanous, manganese and iron hydroxide-rich, siliciclastic, metasedimentary rocks...and some 15 km north-northwest of the Rosh Pinah mine in the southernmost Namib Desert, Namibia (Fig....the Martin-Luther University Halle-Wittenberg, Germany. The general geology of the region and the regional |  | | Book (volume) | | Illinois geology. These measures constitute the Upper Carboniferous system of repeated alterations of... W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mineâŻpyritized gastropods (Pennsylvanian age). GRUNDY...banks of Mason Cr.âŻfossils; d Coal City, on area mine dumps from sedimentary overburdenâŻoval concretions...States EAST BROOKLYN (SE of Gardner), area coal mine dumpsâŻMarcasite, Pyrite. HANCOCK COUNTY DALLAS...COUNTY CAVE-IN ROCK: c area Fluorspar mines, and d NW 4½ mi., minesâŻBarite, Calcite, Cerussite, Chalcopyrite |  | | Book (volume) | | Illinois geology. These measures constitute the Upper Carboniferous system of repeated alterations of... W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mineâŻpyritized gastropods (Pennsylvanian age). GRUNDY...banks of Mason Cr.âŻfossils; d Coal City, on area mine dumps from sedimentary overburdenâŻoval concretions...States EAST BROOKLYN (SE of Gardner), area coal mine dumpsâŻMarcasite, Pyrite. HANCOCK COUNTY DALLAS...COUNTY CAVE-IN ROCK: c area Fluorspar mines, and d NW 4½ mi., minesâŻBarite, Calcite, Cerussite, Chalcopyrite |  | | Book (volume) | | 2 mi. E of Angora Hill on ranch rd., abandoned mine dumpďžfluorescent moss opal nodules (in limestone...dominated by its ores: Antimony, Arsenic, Copper, Gold, Iron, Lead, Magnesium, Mercury, Molybdenum, Silver, Tungsten...Pine Co. after 1868. The enormously rich Silver mines of Virginia City and later Aurora (in present day...yellow metal was seemingly to become as common as Iron. Although Nevadaâs focus is still basically on commercial...recognizing the individual mineral species on the old mine dumps from the names of their principal metals. |  | | Book | | }JINER.~LOGY AND MINING 1N THE ROYAL SCHOOL OF MINES, TRENH.AM REEKS, F. W. RUDLER, .~SSISTANT CURATOR...ON MINERALOGY ~D MINING IN THE ROYAL SCHOOL OF MINES, TRENHA.M REEKS, AND F. W. RODLER, ⢠A$SISTANT... - - - - - ARSENIC .. - LEAD - - - - Iron Pyrites ⢠- .. , Vivianite - ... - ... Mispickel....., Magnetic Iron Ore - ... - ~ Red Hrematite .. - .,. Brown Iron Ore .. uSpathose Iron Ore -~ Black-band..... Magnetic Iron Ore IRON TITANIUM ⢠... - - continued Hrematite - .. Brown Iron Ore - ¡ Spathose |  | Zhang, Kuo, Jin, Ruo-Shi, Sun, Feng-Yue, Li, Bi-Le, He, Peng, Zhang, Yue-Long, Guo, Shuo, Zhang, Tian-Fu (2020) Metallogenesis and ore-forming time of the Changtuxili MnâAgâPbâZn deposit in Inner Mongolia: Evidence from CâOâS isotopes and UâPb geochronology. Geoscience Frontiers, 11 (4) 1369-1380 doi:10.1016/j.gsf.2019.11.013 | Journal (article/letter/editorial) | | Middle Jurassic Xinmin and Wanbao formations, the Upper Jurassic 143 Manketouebo and Manitu formations...in the oxidation zone are 174 pyrolusite, psilomelane (Fig. 4a), cryptomelane, and black manganese...period. In the oxidation zone, pyrolusite and psilomelane are formed by weathering of 189 rhodochrosite...representative 251 252 zircons are shown in Fig. 5. Concordia diagrams are plotted in Fig. 6. 253 Zircons...the 25 spots analyzed, 14 plot on or near the concordia with 258 206 259 2.1, n = 11) and 293 Âą 14 |  | | Book (volume) | | waren einer solchen Ebenso dankbar wurde die Schulung im praktischen geologischen Arbeiten empfunden, die...mit einem hoffnungsreichen Gliickauf Freiberg, im Juni ! 1900. DR. RICHARD BECK. VORWORT ZUR...die zugleich mit einer franzb'sischen Uebersetzung (im Verlag von Beranger, Paris) erscheint, hat den Verfasser...Auflage zu unterstiitzen die Giite hatten. Freiberg, im Mai 1903. DR. VI RICHARD BECK. , . . TABLE...Rocks 1. Segregation of Native Iron in Basalts 2. Segregations of Nickel Iron in Olivine Rock and Serpentine |  | | Book | | A Range Guide to MINES and MINERALS " How and Where A ,-A 1 to Find Valuable Ores and Minerals...ââ âPractical Virginia Kirkus RANGE GUIDE TO MINES AND MINERALS A by Jay Ellis Did you know that...generally absent. He tells where major existing mines are United Statesâ from gopher size the in the...org/details/rangeguidetomineOOrans A Range Guide to Mines and Minerals Other Books by Jay FOSSILS IN Ellis...TRAILS PETRIFIED FOREST TRAILS A Range Guide to Mines and Minerals HOW AND WHERE TO FIND VALUABLE ORES |  | | Book (volume) | | mineralized and dotted with once-rich abandoned mines. Dividing the stratigraphically complicated Piedmont...Geodes, Goethite, Hematite, Limonite, Iron minerals; ď area mines, as important producersďžBarite, Manganese...Emerson and about 2 mi. S of the Etowah R., many mines, prospects, and excavationsďžochers. EMERSON: ď extensive...area fields, etc.ďžStaurolites; (c) numerous area minesďžKyanite; (d) the Bennett, Chapman and 148 A Location...for Rock Hounds in the United States Hendrix mica minesďžAquamarine, Beryl, Amethyst, Garnet, Smoky Quartz |  | Chebotarev, D.A., Doroshkevich, A.G., Sharygin, V.V., Yudin, D.S., Ponomarchuk, A.V., Sergeev, S.A. (2017) Geochronology of the Chuktukon carbonatite massif, Chadobets uplift (Krasnoyarsk Territory) Russian Geology and Geophysics, 58 (10) 1222-1231 doi:10.1016/j.rgg.2017.02.003 | Journal (article/letter/editorial) | | the third stage of magmatism is 219â200 Ma. The upper age boundary of the Chadobets complex was determined...massif (b), after Kirichenko et al. (2012). 1, Upper MesozoicâCenozoic deposits: clays with sand intercalates...PermoâTriassic dolerite and gabbroâdolerite intrusions; 7, Upper PaleozoicâLower Mesozoic deposits: sandstones, siltstones...which resulted in quartz, barite, goethite, psilomelane (romanechite + hollandite), parisite-(Ce), synchisite-(Ce)...International geochronological standards (Thompson Mine monazite and perovskite from skarn of the Tazheran | | | Book | | MINERALOGY AND MINING IN THE | ROYAL SCHOOL OF MINES, TRENHAM REEKS, F. W. RUDLER, AND CURATOR. ...September. - The Session of the Roy AL SCHOOL of MINEs and of SCIENCE applied to the ARTs commences early...ON MINERALOGY AND MINING IN THE ROYAL SCHOOL OF MINES, TRENHAM REEKS, AND F. W. RUDLER, ASSISTANT CURATOR...59 4- - IRON - - - Iron Pyrites Vivianite - - - - ⢠* Red Haematite Brown Iron Ore - - -...- - Spathose Iron Ore - v Black-band Ironstone - . Clay Ironstones - . as a South Wales - - |  | | Report (issue) | | MEXMRDS. 1 The database consists of 753 records of mines, prospects, and mineral occurrences in northwest...names for the site, names of several closely-spaced mines that have been included in one record, or names...Cobalt Copper Fluorite (CaF2> Gold Graphite Gypsum Iron (ore) Lead Lithium (Li2O) Magnesium (MgCOs) Manganese...[Mexico-copper/zinc/lead/gold/silver]: Hannover, Germany, Bundesanstalt fur Geowissenschaften und Rohstoffe...fierro en Sonora Evaluacion geologica regional [Iron resources in Sonora Regional geological evaluation]: |  | | Journal (issue) | | Geological Institute of Romania Essaid Bilal, Ecole des Mines, St. Etienne, France M. S. Pandian, Pondicherry...and engineering staff, many of them educated in Germany. The collection has been added with new gold specimens...by geologists and miners who worked in various mines of Metaliferi Mts. (about 80% of the specimens originate...metal gold pans, as well as a replica of the famous mine carriage which is considered to be the oldest of...exhibited at the Mining Museum in Heidelberg â Germany. Numerous samples illustrate a variety of assemblages |  | | Report (issue) | | .......... 6. Detailed geology and location of mines in the Oatman district............................ In 1915 the rich orebody of the United Eastern mine on the Tom Reed vein was located and produced gold...small-scale leach operations and re-processing of mine tailings has continued to the present. Production...Schrader (1909) and Ransome (1923) listed more than 85 mines in the Oatman district. The largest and most famous...been the Gold Road, Tom Reed, and United Eastern mines. Total production from the district, based on data |  | | Book | | Western Edition Fossils in America A Range Guide to Mines and Minerals The Rock-Hunter's Range Guide Petrified...appeared in different form in A Range Guide to Mines and Minerals and The Rock-Hunter's Range Guide,...precious opal was introduced about 4000 B.C. from mines in Kenya. This amorphous form of quartz, with its...mining is also long, beginning with the Kenya opal mines of 4000 B.C. Mining began with gemstones, instead...Pharaoh Sesostris, emeralds were being taken from mines on Mount Zabarah on the west coast of the Red Sea |  | Ishwar-Kumar, C., Windley, B.F., Horie, K., Kato, T., Hokada, T., Itaya, T., Yagi, K., Gouzu, C., Sajeev, K. (2013) A Rodinian suture in western India: New insights on India-Madagascar correlations. Precambrian Research, 236. 227-251 doi:10.1016/j.precamres.2013.07.023 | Journal (article/letter/editorial) | | pebbly quartzite/sandstone, turbidite, magnetite iron formation, and limestone; farther east the lower...unit there are beds of folded, banded magnetite iron formation at least 10 m-thick (Fig. 3c) containing...lineations. (c) Metamorphosed and folded banded iron formation in the western Sirsi shelf. (d) Bedded...banded iron formations are exploited in open mines, and bordered by poorly exposed psilomelane rocks....containing sub-rounded quartz and feldspar grains in an iron-rich irresolvable matrix. Sirsi shelf. (b) Limestone |  | | Book | | Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...across and 2.5 cm thick have been found in veins of iron-rich dolomite (Mitchell and Bland, 1964a; Watson...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the...distinguishing brilliant black "iron roses" of hematite from the very much rarer "iron roses" of ilmenite is a |  | | Journal (article/letter/editorial) | | niversity Mainz, D-55099 Mainz, Becherweg 21, Germany a r t i c l e i n f o Article history: Received.... . . . . . . . . . . . . . . . . . . . . . . . Iron . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . 9.2. Magmatic iron deposits . . . . . . . . . . . . . . . . . . . ...Structure-related iron deposits . . . . . . . . . . . . . . . . . . . . . . . . . 9.4. Sedimentary iron deposits...Metamorphic iron deposits. . . . . . . . . . . . . . . . . . . . . . . . . . . 9.6. Iron supply and use | | | Journal (article/letter/editorial) | | niversity Mainz, D-55099 Mainz, Becherweg 21, Germany a r t i c l e i n f o Article history: Received.... . . . . . . . . . . . . . . . . . . . . . . . Iron . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . 9.2. Magmatic iron deposits . . . . . . . . . . . . . . . . . . . ...Structure-related iron deposits . . . . . . . . . . . . . . . . . . . . . . . . . 9.4. Sedimentary iron deposits...Metamorphic iron deposits. . . . . . . . . . . . . . . . . . . . . . . . . . . 9.6. Iron supply and use |
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