 | | Journal (article/letter/editorial) | | (electrum, hessite, stromeyerite and Ag-bearing chalcocite) are present in the association. A benleonardite-like...as a new mineral species from the Bambolla AuâTe Mine, Mexico (Stanley et al., 1986). Prior to acceptance...Epithermal deposits Shadiitsa, Central Rhodopes, Bulgaria (Ag,Cu)4TeS Mayflower, Montana (cervelleite) Eniovche...galena, sphalerite, fahlore, pyrite, pyrrhotite, chalcocite, native silver, acanthite. Karup-M.ller (1976)... Associated minerals: wittichenite, hessite, chalcocite, galena, other â gold, other tellurides, rarely |  | | Journal (issue) | | sussex mineral & lapidary society SMLS FIELD TRIP TO BULGARIA. Part 2 Journal 205 - January/February...Underdown Pam Pearce Brian Prowse Gary Atkinson Field trip Co-ordinator: Journal Editor & Show Organiser...Journal 205 Jan/Feb 2007 SMLS COLLECTING TRIP TO BULGARIA: A BALKAN ADVENTURE, September 2006 Part 2. Mineral...Collecting, Purchasing and Exchanging The Republic of Bulgaria is situated in the south-east of the Balkan peninsula...almost entirely within the Alpine folded belt. Bulgaria covers part of the Moesian platform to the north |  | | Journal (article/letter/editorial) | | of leadzinc deposits in the Soviet Union. These ore deposits are classified according to the lithological...formation as too complicated and not practical for field work. This new classification is represented by...lead-zinc deposits (pp. 192-208). . The descriptions of ore deposits of each type are well illustrated. Emphasis...given to structural control, paragenetic relation of ore minerals and gangue, zoning, and genetic association...Soviet Union, no data are indicated on ore grade, dimensions of ore bodies, or reserves. In the case of |  | | Journal (article/letter/editorial) | | most of the silver depositsin the Cobalt area. The ore occursas nearly vertical veins in Huronfan sedimentaryrocks...below a sill-like body of Nipissing diabase. The ore veins are composedof carbonates,arsenides,native...arsenidesand grade of silver ore. The predominantarsenidesin the upperparts of the ore veins are thoseof nickel...cobalt,and in the lower parts,iron. High-grade silver ore is generallyassociated with mixturesof nickel and...of metallurgical melts. The sulfides occur in the ore veins and the wall rock as veinlets and disseminated |  | | Journal (article/letter/editorial) | | Geologyof a Skarn-BrecciaOrebody at the Victoria Mine, Elko County, Nevada W. W. ATKINSON,JR., Departmentof...77210 Abstract The copperorebodyat the Victoria mine occursin a brecciapipe emplacedin Permian limestoneand...copper tonsof ore with a gradeof about2.42 percentCu, was found at the site of the Victoria mine. A small...percent Bi, 20 ppm Ag, and very low concenamount of ore was producedfor two years and trationsof gold. At...requirementssothat Despitestrongiron staining,he recognizedthat ore the locationof the orebody was known precisely at |  | Chen, H., Clark, A. H., Kyser, T. K., Ullrich, T. D., Baxter, R., Chen, Y., Moody, T. C. (2010) Evolution of the Giant Marcona-Mina Justa Iron Oxide-Copper-Gold District, South-Central Peru. Economic Geology, 105 (1) 155-185 doi:10.2113/gsecongeo.105.1.155 | Journal (article/letter/editorial) | | at 95 to 99 Ma, chalcopyrite-bornite-digenite-chalcocite mineralization, with abundant calcite and hematite...south-central Peru, which juxtaposes major IOCG-style ore deposits with widely variable proportions of iron...of high-grade magnetite ore in the central Andes, is centered in Nazca Province, Ica Department, at latitude...PerĂş SA., Resource Estimate of the Marcona iron mine, unpub. report, 2003, in Chinese). The Mina Justa...Cu-(Ag) prospect, 3 to 4 km northeast of the Marcona mine (Fig. 2) at latitude 15°10' S, longitude 75°5" W |  | | Report (volume) | | The Timing and Location of Major Ore Deposits in an Evolving Orogen Geological Society Special Publications...A. (eds) 2002. The Timing and Location of Major Ore Deposits in an Evolving Orogen. Geological Society...J. 2002. Permo-Mesozoic multiple fluid flow and ore deposits in Sardinia: a comparison with Post-Variscan...A. (eds) 2002. The Timing and Location of Major Ore Deposits in an Evolving Orogen. Geological Society...PUBLICATION NO. 204 The Timing and Location of Major Ore Deposits in an Evolving Orogen EDITED BY D. J. BLUNDELL |  | | Journal (article/letter/editorial) | | with gabbrodiorite to diorite magmas from which the ore ďŹuid may have been channelled by major ductile to...composite IOCG deposits originated by ingress of the ore ďŹuid to relatively permeable volcano-sedimentary...witnessed by the ore-related diorite dykes, but in either case the origin of the ore ďŹuid at greater,...may have fortuitously contaminated the magmatic ore ďŹuid locally. The proposed linkage of central Andean...proposed as viable ore-forming ďŹuids. In view of the fact that the central Andean IOCG province is the worldâs |  | | Journal (issue) | | SEPTEMBERâOCTOBER 2022 Articles The Akchatau mine, Shet District, Karaganda, Kazakhstan.............E. Wilson & T. P. Moore The Graf Jost-Christian mine, Wolfsberg, Harz Mountains, Sachsen-Anhalt, Germany...the amethyst they could collect at the old Pearl mine in Thunder Bay. They werenât as successful with...localities such as the Majuba Hill mine, the Tsumeb mine and the Black Pine mine in Montana. More recently he...Chris, sometimes with his family, continued taking field trips in California, Nevada, Utah, Arizona and Mexico |  | Alfonso, Pura, Anticoi, Hernan, Yubero, Teresa, Bascompta, Marc, Henao, Laura, Garcia-Valles, Maite, Palacios, Silvia, YĂĄĂąez, Juan (2019) The Importance of Mineralogical Knowledge in the Sustainability of Artisanal Gold Mining: A Mid-South Peru Case. Minerals, 9 (6) 345 doi:10.3390/min9060345 | Journal (article/letter/editorial) | | poorly ruled and information can be obtained from field surveys of miners and Artisanal Mining Associations...rudimentary techniques for mining exploitation and ore processing [11]. Artisanal mining takes place in...the mineralogy of the ore and gangue from the mining sites. A sustainable mine operation should be safe...[24], mainly due to the low gold recovery after ore beneficiation that usually accompanies artisanal...mineralogy and liberation characteristics of the ore before planning the processing procedure. Knowledge |  | | Journal (article/letter/editorial) | | shallow chambers as granitoids that passively degassed ore fluids. The compositional diversity of the volcanic...LONGO ET AL. Introduction of high-sulfidation ore deposits with hydrous, calc-alkaline magmatism characterized...alteration zones of vuggy residual quartz containing ore mineral assemblages with relatively high sulfur contents...magmatic record is well preserved in a volcanic field associated with numerous subvolcanic intrusions...limestone and quartzite dominant Yanacocha Volcanic Field (YVF) Jurassic andesitic volcanic rocks and Devonian |  | | Report (issue) | | Bolivia, Porco and PotosĂ, are described. Petersenâs field work indicates that there are several platinum occurrences...as well as the time involved to process the raw ore to a relatively pure metal. The chapter is mainly...use today. Native copper from the Cerro de Pasco Mine, a shell used as a palette for mixing cinnabar-based...United States and in Latin America, I began my field archaeological studies in the Chao Valley, northern...Petersen, who was leading a copper exploration field program at Cerro Verde. He suggested that I might |  | | Report (issue) | | 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, Christmasâ 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 (issue) | | (1979). Probe analyses (1) from Broken Hill gold mine, Coromandel , New Zealand. ACANTHITE. Nikolaeva...(1979). Probe analyses (4) from Broken Hill gold mine, Coromandel, New Zealand. AGUILARITE. Sugaki et...6528 (1983). Probe analysis, x-ray data from Sanru mine, Hokkaido, Japan. AGUILARITE. Sugaki et al., J....65-77 (1982). Microprobe analyses (5) from Sanru mine, Hokkaido. AGUILARITE. Vassalo Morales and Borodaev...Aufschluss 33, 367-373 (1982). Occurrence at Clara mine Black Forest. X-ray data, a 10.46, c 3.02A. AKERMANITE |  | | Report (issue) | | ON GENERAL GEOLOGY, BY SAMUEL FRANKLIN EMMONS. Field work.......-.......-...-......---.----..-.-.-.......... 24 Connection of the igneous rocks with ore deposits..............-....--...-.---------...................................................... Field work and acknowledgments............................................................ Discovery of ore....................................................'............................. First shipment of ore................................................. |  | | Journal (volume) | | Abbontiakoon Mines, Ltd., company report Abosso mine. West Africa Acacia Mining Co., Colorado 270, ...prevention . . . Queen Co.'s mine, Arizona Accident Gold Mining Co., Subil mine, French Gulch, Rules, Copper...Accidents, coal-mine in United States Compensation for Workingmen's compensation Acid mine water Acidity...Pressure In smelting Co., Colorado Mine, Victor, Colorado, electric mine-signal system.. 49 Olancho county...New Brunswick Aleutian group. Alaska Alex Scott mine, Butte, Montana Algeria, mining In Algomah Mining |  | | Book | | Effect on Balance of Payments of Spending by a Sample Mine 281 Operations of a Mixed Company 303 Xl PART...somewhat surprising, then, to find that virtually every mine of importance in the Cordillera Occidental of central...almost always associated with a mineral deposit and a mine and vice versa--so much so that to prospect for...the coast. The major mines exploit disseminated ore bodies, but copper veins are also mined, particularly...limestones of the Jurassic and Cretaceous, replacement ore bodies are found. There are innumerable small mines |  | | Book | | Villagran. \ii Pino, L. Nune1 & \ii . Grosjean 13. Field excursion from central Chile to the Atacama De<...Offsho re geology Metallic ore deposits Industrial minerals and rocks Metallic ore deposits ~ Teresa M o...activity (Chapter 5) and the world-class metallic ore deposits which have pro\¡en to be so critical to...our understanding of the basement based on recent field studies. the application of radiometric dating techniques...contact between then, has not been observed in the field. SHRIMP U-Pb ages in zircons in both the orthogneiss |  | | Journal (volume) | | Copper Report; :.;.: Arizona Copper f Ashio Copper Mine, Japan MT'b'urant T. Ouiant ...... .H. ... Assays...Mines of West Australian Iron Resources Balcobo Mine Assays Economics Ball, H. S BalUMiU Practice....Report Block 10 Block 14 Hill, Discovery at British Mine. Hill Hill Hill, Output at Hill South Silver ...Burma Mines Burma Ruby Mine Bunihain, M. Butler, R. H. _ â˘. .w' ii.Vs a Mine ..'38, M25 . H... .Finance...â˘. -â˘;â˘â˘, . > "J;'-' Blackwater Mine RlEort Blackwater Mine...., -â˘;;; M^uiewson (r.M E. P Blast-Enrnace |  | | Journal (volume) | | Ashanti Rivers and Concessions 305 {c.l.) .... Ashio Mine, Japan 154 Associated Gold Mines of Western Australia...118 Auckland Letter Abosso Gold Accounts, Gold Mine Africa, In South Central Air-Blasts on Rand Aladdin...Report Hill Proprietary Hill Proprietary's Iron Mine Hill, Hill, . . ... {c.l.) {p.t.) British...Burma Mines Burma Ruby Mines Burnham M. H Modem Mine 264 *230 Report. *230 Report. Valuation 383, 441...Report .... *385 Cemented Ore Ernest Williams .... 437 Centenillo Lead Mine 401 Central Chile Copper Report |  | | Book | | hydrocarbon, uranium and other metallic and non-metallic ore resources contained in its Cretaceous sedimentary... as in Venezuela, structural and stratigraphic field relationships in the Northern and Central Ranges...northern South America (Le., true continental slope province), little can be ascertained because of the obscuring...northern South American Cretaceous passive margin province. More westerly parts of Colombia, such as the...Magdalena Valley, Colombia. ClF, Unidad de Geologia, Field Trip Guide, 1-39, Bogota. Kugler, H.G. (1953): Jurassic |  | | Report (issue) | | Contents REPORT OF THE DIRECTOR ⢠⢠page ⢠⢠⢠FIELD INVESTIGATIONS IN THE UNITED KINGDOl\1 Summary of...⢠Geological Survey of Northern Ireland ⢠⢠⢠⢠FIELD INVESTIGATIONS OVERSEAS Overseas Division ⢠⢠â˘...survey party at l\1armion shaft head, Bawdwin Lead mine, north-east Burma. Plate 3 ⢠⢠⢠⌠⢠⢠â˘...of lead, strontium and uranium. 2. Quantitative ore microscopy using the Vickers/EEL digital microphotometer...likewise takes longer than in the past. In addition, field staff and specialist staff alike are spending an |  | | Report (issue) | | Contents page REPORT OF THE DIRECTOR ⢠⢠⢠⢠FIELD INVESTIGATIONS IN THE UNITED KINGDOM Summary of...⢠⢠Geological Survey of Northern Ireland . ⢠⢠FIELD INVESTIGATIONS OVERSEAS ⢠⢠⢠⢠⢠⢠⢠Overseas Division...gold-bearing sulphide bodies near Tjikotok gold mine in south--west Java. . . 2. Induced polarisation... Illustrations . . Plate I O . . . . . . . . facing page I. Field measurement of eH of groundwater: a measure⢠ment...it is from the pro gramme of mapping that the field staff gains the expertise and breadth of knowledge |  | | Report (issue) | | Nazca plate metalliferous sediments... Cyrus W. Field, Dennis G. Wethere/I, and E. Julius Dasch 315 ...James Isotopic composition of Pb in Central Andean ore deposits. George R. Tilton, Robert J. Poliak, Alan...Robertson Epilogue: Geostill reconsidered. Cyrus W. Field and E. Julius Dasch 729 741 755 761 769 791...fundamental and numerous, are primarily in the field of geophysics and the geological interpretation...subduction on the volcanism, mountain building, and ore deposits of the Andes (Andean Convergence Zone). |  | | Book (volume) | | Panitsa UF Panitsa, Nagradi BT JournalismâAwardsâBulgaria Nagroda imienia Wlodzimierza Pietrzaka UF PAX...(Xiangkhoang Province and Viangchan Prefecture, Laos) USE Ngum River (Xiangkhoang Province and Viangchan...(Name) Clinton (Name) Elgin (Name) Europa (Name) Field names Hamilton (Name) Hanover (Name) Holland (Name)...Newfoundland Indians of North AmericaâQuebec (Province) Naskapi language (May Subd Geog) [PM2004.N3]...Algonquian languages N e wfoundlandâLanguages Quebec (Province)âLanguages Naskapi women (May Subd Geog) UF |
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