 | | Journal (issue) | | Institute of Romania Prof. Dr. Gheorghe Damian, President of the Society of Economic Geology of Romania Editor...France Marian Munteanu, Geological Institute of Romania Essaid Bilal, Ecole des Mines, St. Etienne, France...Cuza” University, Iaşi, Romania Ioan Pintea, Geological Institute of Romania Grigore Buia, University...University of Petroşani, Romania Giorgios Christofides, Aristotle University of Thessaloniki, Greece Floarea...University Cluj-Napoca, North University Center of Baia Mare, Romania Gheorghe Damian, Technical University Cluj-Napoca |  | | Journal (article/letter/editorial) | | isotope signatures of epithermal and porphyry-type ore deposits from the Romanian Carpathian Mountains Received:...performed on the two major Miocene mining districts of Romania, Baia Mare and Apuseni Mountains. These two...18.752 to 18.876 and 18.497 to 18.740. In the Baia Mare district, epithermal deposits are overall homogeneous...hand, lead isotope data on sulfides in epithermal ore deposits are much more scattered, indicating a notable...Bucharest, 1, N. Balcescu Avenue, 70111, Bucharest, Romania J.P. Milési BRGM, REM/MESY 3, avenue C. Guillemin |  | | Book (volume) | | the Mineralogical Society and The Institution of Mining and Metallurgy on the ferrous, non-ferrous and...Jankovié Albania by E. Pumo, V. Melo and B. Ostrosi Romania by V. Ianovici and M. Borcos Bulgaria by B. Bogdanov...to gather information on the geology of European ore deposits knows the frustrations that such an endeavour...clear descriptions of the classical and producing mining districts and the larger deposits are required...interested in prospecting, by organizations requiring mining and mineral statistics, by compilers of atlases |  | | Journal (issue) | | Weber Mamaroneck, N.Y. Articles Collecting gold mining memorabilia......................................337 by D. J. Mossman The Colorado Quartz mine, Mariposa County, California: a modem source of crystallized... COVER: GOLD crystals on quartz, from Zlatna, Romania. The longest crystal measures 7 mm. University...experiences her interest in mining and minerals began to grow. In 1929 she moved to the mining town of Bisbee and...she and Brooks became part owners of the Old Yuma mine nearby. After a few years her strong love of minerals |  | | Report (issue) | | .......................... 1 Definitions of deposit............................................. 1...models........................................... 2 Ore minerals ....................................................... 2 Method of evaluation of ore minerals.......................... 3 Frequency, abundance...mineralogy, gold and silver grades and deposit tonnage. A discussion of ore mineralogy of these deposits makes...on 357 deposits, including deposit name, country, local geographical area, mineralogy, gold and silver |  | | Report (volume) | | SMITH, Director ' Bulletin 648 NOTES ON SOME MINING DISTRICTS IN EASTERN NEVADA BY JAMES M. HILL.................................................. Ore deposits...........................................deposits......................................... Deposit in biotite rhyolite tuff.........................33 34 34 35 36 37 37 37 38 38 38 Minerals in the ore deposits............................................. Clark County.......................................................'.. Gold Butte mining district |  | | Book | | PISTOLS i !?' A J.-. N ; 'jxt . 1 — \ MINING DISTRICTS and MINERAL RESOURCES of NEVADA by ...present authentic infor mation concerning the mining districts and mineral resources of Nevada. No comprehensive...United States Geological Survey in 1912. Plan. “Mining Districts and Mineral Resources of Nevada”, as...parts:—one on mining districts and the other on mineral resources. The section on mining districts is...but gives more extended descriptions and includes mining as well as geological information. The map which |  | | Report (issue) | | sulfides______ 46 TABLES Page TABLE 1. Oxidized zinc ore produced in the United States____________ 2. Some...saprolitic accumulations. More than half of the known ore bodies directly replace hypogene sulfide deposits;...UNITED STATES copper ores are included. Most of the ore was produced before 1920; since then, only the geologically...supergene origin, the greatest quantity of oxidized zinc ore has been produced from the hypogene franklinite and...decrease in negative valence. TABLE !.-Oxidized zinc ore produced in the United States [Complied from annual |  | | Report (Issue volume) | | these card catalogues would be as useful to the mining industry as they have proved to be to the Division...and expense involved are justified and that the mining industry will find that having this material readily...accumulating steadily since 1853, when the first mine (a coal property) was developed. Actually it antedates...During the 90 years or more that prospecting and mining have been active, a vast amount of information...extensively to the fund of published data. Also, mining journals and periodicals, many of which are no |  | | Report (issue) | | cover top: 5.1 cm high from Eagle's Nest mine in Placer County, Caifornia, USA Collection Marlin Zinn;.... . . . . . . . . . P. 90 A Photo Gallery Gold Mining and Investment . . . . . . . . . . . . . . . ....79 gold, comes Atomic Mass: 196.96655 amu from aurum, ° Melting Point: 1064.43 C the Latin ° Boiling...Upper Right: Irish Creek, Grass Valley, Placer County, California, USA 3.4 cm high; Canadian Museum of...Jeff Scovil Middle Right: Botes-Berg, Zlatna, Romania 5 cm across; Bergakadamie, Freiberg, Germany; photo |  | | Journal (article/letter/editorial) | | 476, No. 6, pp. 660–664. GEOLOGY A Unique Ore-Placer Area of the Amur Region with High-Hg Gold A. V....description of the gold-ore occurrences and gold placers of the Un’ya-Bom ore-placer cluster of the Amur...The sublatitudinal Un’ya Thrust is the principal ore-controlling structure. Paleozoic sandstones are thrust...flysch deposits along the Un’ya Thrust. The gold-ore occurrences are represented by quartz-vein zones...gold–quartz, low-sulfide. Ore minerals are arsenopyrite, scheelite, ferberite, galena, and native gold. High-Hg |  | | Journal (article/letter/editorial) | | Vol. 472, No. 6, pp. 681–685. GEOLOGY A Unique Ore-Placer Cluster with High-Hg Gold Mineralization in...a description of gold-ore manifestations and gold placers in the Un’ya–Bom ore-placer cluster of the...zones. Ore minerals are arsenopyrite, scheelite, ferberite, galena, and native gold. Gold-ore manifestations...occurrence of the eroded frontal part of the gold-ore pipe in the ore cluster, a source of native gold. DOI: 10...10.1134/S1028334X17020210 The Un’ya–Bom ore-placer cluster is in the northwestern flank of the Dzhagdy–Selemdzha |  | | Journal (article/letter/editorial) | | Paao ama, Clark County. Walt Lombard0 specimen, Jeff Scovil photo. Churchill County Chalk Mountain District...District Chalk Mountain mine: calcite, cerussite, chlorargyrite, descloizite, galena, hemimorphite, leadhillite...Quartz, 14.2 cm across, Newbeny Mountains,Clark County. Steve Scott specimen, Jeff Scovil photo. Figure...Clinotyrolite spray, 3.4 mm across, Lovelock mine, Churchill County. Figure 2 (bottom). Wulfenite, 1.1 mm high...high, Chalk Mountain, Churchill County. Dan Behnke specimens and photos. Hot Springs Iron meteorite |  | | Journal (article/letter/editorial) | | 3. GEOLOGY Peculiarities of Ore Formation at the Teploe Ag–Au Deposit, Northeast Russia A. V. Volkova...Teploe Ag–Au epithermal deposit are considered. The dissolution and redeposition of ore minerals are a result...results of fluid inclusion study ascribe the Teploe deposit to an intermediate class of epithermal deposits...The potentially large Teploe Ag–Au epithermal deposit is located in the Omsukchan region of Magadan oblast...extracted (Fig. 1). In terms of the tectonics the ore field occurs at the junction of two large crustal |  | | Journal (article/letter/editorial) | | GEOLOGY OF THE CARIBOO GOLD QUARTZ MINE, WELLS, B. C. A. C. SKERL. CONTENTS. PAGE Abstract ................................... Brief history of the mine .............................................. Regional................................. Rock typesin the mine ..................................................590 Ore zones ............................................................ Limitations of the ore ......Cadboo Gold Quartz Mine over a period of 20 monthswith the ultimate objectof definingthe ore-controlsand so |  | | Book | | Hinc vel ferri fcorix Tua humanitate concitas aurum induent, nam fascula ipfa,quas viuimus, omnino ferrea...fodinis alfimilentur. Interdum Metalli vocabulo aurum iignificatur forte per antonomafiam Idcirco Pontanus...fumatur, indicat quoddam foflilium genus , quod Aurum, Argentum , a?s , & ca?tera huius generis complebitur...integrantur, ETYMVM, ET SYNONIMA. N ONNVLLI vno ore cofirmant, inter quos recenfeturloannes Chryfippus...nominibus Plumbum Saturnum nuncupat,Stannum Iouem, Aurum Solem, Argentum Lunam, JEs Venerem, & Argentum viuum |  | | Journal (article/letter/editorial) | | LEAD ISOTOPE STUDY OF THE EL MOCHITO Zn-Pb-Ag DEPOSIT K. M. AULT†,* AND A. E. WILLIAMS-JONES Department...The El Mochito mine, located in west-central Honduras, exploits a Zn-Pb-Ag skarn deposit. Sulfide minerals...minerals including sphalerite, galena, pyrrhotite, and pyrite postdate a gangue consisting mainly of pyroxene...appears spatially associated with the El Mochito deposit, and a source of fluid and metals has not been...identified previously. δ34S values of sphalerite, galena, and pyrrhotite cluster between –1 and +2 per mil |  | | Book (chapter) | | = granular Ag-rich galena, Dana 6th, 50 (1892). acerillo = granular Ag-rich galena, Hintze I.1, 506 (1900)...= boulangerite, Egleston 1 (1892). acicular iron ore = goethite, de Fourestier 2 (1999). acicular olivenore...olivenore = olivenite, Egleston 237 (1892). acicular-ore = aikinite, Egleston 1 (1892). acicular stone (Jameson)...Na-Fe-rich diopside, MA Index 619 (1980). acinose iron ore = hematite, de Fourestier 2 (1999). acint = brown...4 (1999). agathe vixpellucida nebulosa colgriseo ore mixta = quartz-mogánite mixedlayer, Egleston 282 |  | | Journal (volume) | | ...... To whiten copper, brass, or iron wire Aurum musivum On the scarlet dyer’s composition (Editor)...the Editor . . . Whiskey distilled in Lancastar County, Pennsylvania .... Coleman’s Iron Works On On...the arsenic acid. It is found in the state of an ore, frequently containing iron, some times silver, some... have also spe- cimens of native copper from a mine in Maryland, The common sulphuret of copper, ...these vary greatly in the quan- Arseniated copper ore, such the olive-green foliated, the brownish- green |  | | Book | | only twenty. The firft has the appearance of aurum mufivum ; the latter refembles antimonium fulphuratum...of Mr. Terra Pon- p eros a aerata got out of a mine in this kingdom. It is very pure, and in a large...Ponderofa. , 43 kind, taken out of a piece of alum ore from Andrarum in the province of Skone, by analyfis...c. 2. Schijlus aluminaris Alum + ro- Alum ore, mani. I have taken the liberty author’s own...itill remains united to them in a calciform W. AURUM 7* / A U U R M, GOLD. O R 144. § T HE |  | | | | arsenopyrite on rounded, grey galena and surrounded ce ne white calcite, from!iheBluebell Mine; Riondel, Digitized...stibnite, cobaltite, arsenopyrite, molybdenite, galena are included here. Oxides: Minerals with oxygen... black), p. 30 | stibnite (lead grey), p. 62 | galena (silver grey, dull lead), p. 56 | molybdenite (lead...land surface and boasts one of the most productive mining areas in the world. The Shield’s rich deposits...(41795): Massive native gold in quartz. Mcintyre Mine, Timmins, Tisdale Tp., Cochrane Dende TOntaae |  | | Book | | .................................... . 145 Ore mining in prehistoric Europe: An overview G. Weisgerber...of gold from the ancient mining district of Verespatakl Rosia Montana, Romania A. Hauptmann, Th. Rehren...patinated copper-gold alloys in the Mediterranean area in the Second Millenium B.C. - Material characterization...Reinecke at the beginning of this century for the area north of the Alps. Chapter 1 OUTLINE OF CLIMATIC...prealpine regions while juniper dominated in the western area (Frenzel 1983) This development, interrupted by |  | | Book (volume) | | 134 Hiftorical Introdublion — Preparation of Aurum Fulminant 140 3. Properties of the fulminating Calx...235 Eh- CONTENT 4. Eliquation of the § 5- Ore of P^ge 239 hRckel depurated by Sulpuration 241 Nickel...Analyfis of the Black Pfeudo Galena of Dannemer 332 Analyfis of the Brown Pfeudo Galena of Sabi• — — . — ...from Pfeudo Galena — Explanation of Odour — berg 335 8 . Analyfis of the Pfeudo Galena of Boval, which...hepatic 11. Phofphoric Ffiyality of the Pfeudo Galena XXIII. Of 339 341 346 Metallic Precipitates |  | | Journal (article/letter/editorial) | | porphyritic intrusions. The presence of Bi-bearing galena and matildite in the ores (Teploe), Cu–Te-bearing... firstly, to the influence of granitoids on the ore process, which supplied not only Cu and Mo, but also...post-porphyritic deposits in the range of volcanic ore bodies [1, 2]. When studying these deposits, it is...analysis of mineral assemblages, identification of ore metamorphism and substance redistribution features...deposits are subject to thermal metamorphism by post-ore porphyritic intrusions. This process is accompanied |  | | Book | | Dumfriesshire and at Kildonan in Sutherland. Extensive mining took place during the reigns of James the IV and...into coinage or repairs to the royal regalia. Mining for gold in the Leadhills ceased in the 1620s during... vil Prof. David Gaimster 4. HISTORY OF GOLD MINING IN SCOTLAND The Mines of Crawford Moor ACKNOWLEDGEMENTS... and prospecting resulted in large-scale mining in an area known as Crawford Moor, centred on the village...these represented the fruit of the nation. Although mining effectively halted in the 17th century during the |
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