 | | Report (chapter) | | structure and gold mineralization in the Kadoma region of the Midlands greenstone belt, Zimbabwe R. J. H E...Archaean greenstone gold deposits are located in distinctive structural settings, and Zimbabwe is a good example...example with over 90% of its gold production being derived from structurally controlled veisns, shear zones...hosted deposits. The structural framework of the Zimbabwe craton is dominated by the evolution of the c...block westwards. The structural features seen in the gold deposits of the Midlands greenstone belt are consistent |  | | Report (issue) | | History of the Idaho Gold Coin Mine (Maid of Erin and Summit Mines), Adams County, Idaho Victoria E....Idaho 83844-3014 History of the Idaho Gold Coin Mine (Maid of Erin and Summit Mines), Adams County, Idaho..................... iv History of the Idaho Gold Coin Mine .............................................Canyon region, showing the location of the Idaho Gold Coin Mine (U.S. Forest Service Payette National Forest.... 2 Figure 2. Topographic map of the Idaho Gold Coin Mine (U.S. Geological Survey Purgatory Saddle 7 |  | | Journal (issue) | | board, please contact the Nomination Committee: Erin Delventhal, Chris Whitney-Smith, and Linda Smith...February, 2022 just before the general meeting : Erin Delventhal, erindelventhal@gmail.com Virgil Lueth;................................... 2 Independence Mine, ................................................................................. 3 Little Three Mine,.................................................................................... 3 Cryo-Genie Mine ............................................... |  | | Report (volume) | | Blenkinsop examine Archaean deformation patterns in Zimbabwe and the adjacent Limpopo Belt and discuss the...Stratigraphic and tectono-stratigraphic problems in Zimbabwe and Western Australia are described in the next...discuss the lode-gold deposits of the Yilgarn Block, in particular the source of the gold-bearing fluids...Archaean structure and gold mineralization in the Kadoma region of the Zimbabwe Midlands. Three papers...and others show that Archaean basins, such as the gold-bearing Witwatersrand basin in South Africa, formed |  | | Journal (issue) | | Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini...Cooper John Cornish Christi Cramer Michael L. Davis Erin Delventhal Ray DeMark Philip DeVries Rick Dillhoff |  | Fortier, Steven M., Nassar, Nedal T., Lederer, Graham W., Brainard, Jamie, Gambogi, Joseph, McCullough, Erin A. (2018) Draft critical mineral listâSummary of methodology and background informationâU.S. Geological Survey technical input document in response to Secretarial Order No. 3359. Open-File Report 2018-1021. US Geological Survey doi:10.3133/ofr20181021 | Report (issue) | | Graham W. Lederer, Jamie Brainard, Joseph Gambogi, Erin A. McCullough Open-File Report 2018â1021 U.S....Graham W. Lederer, Jamie Brainard, Joseph Gambogi, Erin A. McCullough Statement of Issue Pursuant to the...critical. Other major mineral commodities such as gold, lead, zinc, nickel, and iron also are important...able-supplies-of-critical-minerals. McCullough, Erin, and Nassar, N.T., 2017, Assessment of critical...almost never independently economically viable to mine, thus relying on the economics of the host material |  | Simmons, George Clarke, Gualtieri, J.L., Close, T.J., Federspiel, F.E., Leszcykowski, A.M., Hyndman, P.C. (1983) Mineral resource potential of the Hells Canyon Wilderness and contiguous roadless areas, Wallowa County, Oregon, and Idaho, Nez Perce, and Adams counties, Idaho. Open-File Report Vol. 1983 (83-397) US Geological Survey doi:10.3133/ofr83397 | Report (issue) | | potential they are: (1) copper-, silver-, zinc-, gold-, and lead-bearing deposits of volcanogenic (kuroko...(tactites) of copper and silver in limestone; (3) gold-, silver-, and copper-bearing, siliceous fissure...or high potential for silver, copper, lead, zinc, gold, molybdenum, or tungsten deposits. Although significant...decreasing order of abundance, copper, silver, zinc, gold, and lead. Some are of sufficient size and grade...estimates, are believed to have mineral potential. Gold placers at only one location, Dry Diggins, may be |  | | Journal (issue) | | attended the 2006 summer field Member-at-Large -Erin Kirby, trip to Alstead, NH remember well the awe...programs. ANKERITE CA (FE2+,MG,MN2+)(CO3)2 Locality: Mine Falls Park, Nashua, NH Specimen Size: Broken 3.5...6:30 Email reservations to Erin Kirby at EKirby@Geosyntec.com or Mail to: Erin Kirby, GSNH Dinner Meeting...together; stay tuned for details in the coming months. Erin Kirby has been busy coordinating the January dinner..._________ GSNH POLICY FOR DINNER MEETINGS From Erin Kirby We had a great showing for our 17 October |  | | Journal (article/letter/editorial) | | mineralogical discoveries include the discovery of gold in 1831 along tributaries of the Coosa River (Chilton...significant production includes graphite, mica, gold, talc, and minor production of barite, cassiterite...depressions in carbonate rocks (Brown 1948). Compton mine-3 km southwest of Remlap: hematite along the entire...galena gamet gibbsite ginorite glauconite goethite gold gorceixite graphite greenalite gypsum halite halloysite...Tallasahatchie Lead Mining Co., the only authenticated lead mine in the state. Anniston district-goethite in numerous |  | | Journal (issue) | | RESIDUES Containing GOLD, SILVER, PLATINUM, COPPER, TIN, ZINC, LEAD REFRACTORY GOLD CONCENTRATES etc....Bechuanaland ⢠⢠⢠⢠Swaziland ⢠⢠⢠⢠Nigeria ⢠⢠⢠⢠⢠Gold Coast ⢠⢠⢠⢠Sierra Leone ⢠⢠⢠Federation of Malaya...fourth spit is in process of forming in the Islote-Erin bay. Oropouche Swamp lands are only a few feet above...Naparima* Parry lands Fyzabad - -- - Caroni ⢠- Erin/ Ortoire Siparia Morne Diablo Karamat Moruga Lizard...Caroni T. u. L. Arima T. Eponidesrepandus MIOCENE Erin - Ortoire- lvforuga Teraces, Melajo Bs. Basal |  | | Journal (article/letter/editorial) | | districtapproximates100,000tonsof pyrite. Ore from the Carpenter mine of the Alabama Sulfur Ore and Copper Company (Fig...samplesfrom the NationalPyrite and CopperCompany mine averageseveralweight percentCu. In spiteof the ... CHERT INTERVAL BUTTING RAM (?) METASANDSTONE ERIN SLATE FIG.8. Generalizedstratigraphic sequence...This unit is correlativewith the Erin Slate (Butts, 1926). The Erin Slate is interpreted to be a metamorphosed...onditions.Plant fossilshavebeenreportedfrom the Erin Slate(Smith, 1905;Gastaldoand Cook, 1981).Just1 |  | | Journal (issue) | | specimen-producing discovery in 2017. At the Carnaiba Mine in Bahia, Brazil, the alexandrite variety of chrysoberyl...(rocks rich in magnesium and iron). In Zimbabwe, the Novello Mine produced both regu- The other form of...inches by 1 inch in size. Mining dates from when Zimbabwe was still called Rhodesia. Minor extraction might...specimens. Mindat. N.d. Magara Mine, Tanzania. Mindat. N.d. Novello Mine, Zimbabwe. Mindat. N.d. Sri Lanka....Brad Smith I often use little balls of silver and gold as accent pieces on my designs. They can be made |  | | Journal (article/letter/editorial) | | Technologies Steven M. Fortier ,1,2 Christine L. Thomas,1 Erin A. McCullough,1 and Amy C. Tolcin1 Received 2 March...companies that source tantalum, tungsten, tin, and gold (3TG minerals) to perform due diligence on their...Republic of Korea, Peru Brazil, South Africa, China, Zimbabwe Israel, Canada, China, Mexico Trinidad and Tobago...sulfur; and talc). For some mineral commodities (gold, hafnium, and mercury), not enough information is...Thomas, McCullough, and Tolcin Figure 3. Annual mine production of tantalum contained in mined concentrates |  | | Journal (article/letter/editorial) | | occurrence is in a railroad cut a few miles northeast of Erin, Clay Co., where turquoise is found as thin veins...veins in graphite schists (Carboniferous). The Erin occurrence is approximately 2V2 miles due north of Pleasant...of black, crystallized ferberite from the Conger Mine, near Nederland, Boulder Co., Colo. It is good to... quartz, mica (biotite, muscovite) obsidian and gold??? Who would suppose that Colorado, the most mountainous...with a little gold. W e have a heavy clay here that carries quite a bit of "flowers of gold," according |  | | Journal (issue) | | v/Dec2023 1. 98, No.6 - - - - - - - - ROCKS & MINE $12.95US $12.95CAN IIUJ ., . vww.tandfonlirie...tandfonlirie .com/vram MIM MUSEUM Vesuvianite Jeffrey Mine. Val-des-Sources. Les Sources RCM, Es t rie, Quebec...Bookplates: A Thing of the Past? Gunther Neumeier 542 Erin Delventhal (b. 1990) Mineral Scene Artist Mark Mauthner...Gunther Neumeier's article beginning on page 533). ERIN DEVENTHAL-One More Time: Not only have we published...years, Edde realized that, with the exception of gold and copper, most of the metals looked relatively | | | Report (issue) | | of Mauritania: Phase V, Deliverables 90 and 91 By Erin E. Marsh and Eric D. Anderson Open-File Report...Banded iron formation BLEG Bulk leach extractable gold BGS British Geological Survey BRGM Bureau de...Observing System eU Equivalent uranium GGISA General Gold International GIF Granular iron formation GIFOV...International Atomic Energy Agency IOCG Iron oxide copper-gold deposit IP Induced polarization (geophysical survey)...of Mauritania: Phase V, Deliverables 90 and 91 By Erin E. Marsh1 and Eric D. Anderson1 Introduction Three | | | Report (issue) | | of Mauritania: Phase V, Deliverables 90 and 91 By Erin E. Marsh and Eric D. Anderson Open-File Report...Banded iron formation BLEG Bulk leach extractable gold BGS British Geological Survey BRGM Bureau de...Observing System eU Equivalent uranium GGISA General Gold International GIF Granular iron formation GIFOV...International Atomic Energy Agency IOCG Iron oxide copper-gold deposit IP Induced polarization (geophysical survey)...of Mauritania: Phase V, Deliverables 90 and 91 By Erin E. Marsh1 and Eric D. Anderson1 Introduction Three |  | | Journal (issue) | | Special issue on the minerals of Penberthy Croft Mine Published by Rock Bottom Publications Ltd. Nottingham...(2000) Famous mineral localities: Penberthy Croft mine, St. Hilary, Cornwall, England 20:7-37 Bevins, R... D. (1999) Famous mineral localities: Ting Tang mine, Gwennap, Cornwall 19:18-23 CLARK, A.M. (1998) Earth's...P. (1995) Crystallized Enargite from the Gregory mine, Ashover, Derbyshire 15:28-29 DAY, B. (1998) Collecting...from Boulby mine, Cleveland 14:4-8 __& McCALLUM, D. (1993) Millerite from Brownley Hill mine, Nenthead |  | | Journal (article/letter/editorial) | | Abramov, G.D. Kiseleva, and T.L. Krylova Formation of gold mineralization in ultramafic alkalic magmatic complexesâI...geochemistry of the major host rock of the Dongâan gold deposit, Lesser Khingan Range: Implications for...altered diorite porphyry from the Biely Vrch porphyry gold deposit (Slovakia)â Peter BacĚĂk, Peter KodeĚra...TurkeyâGĂźllĂź Kirat and Nasuh Aydin 173 Multistage gold mineralization in the Wa-Lawra greenstone belt,...Michael B. Stephens, and Pär Weihed Association of gold with uraninite and pyrobitumen in the metavolcanic |  | | Journal (issue) | | FEATURES 53 Centerra Gold leads the way on implementing the Responsible Gold Mining Principles. CMJ... ⢠⢠18 Great Bear Resources finds high grade gold in the âwrong rocksâ at its Dixie project. 24...for growth â this time in the storied Red Lake gold camp. CANADIAN MINING JOURNAL 29 OMA 100th Anniversary...details the turnaround story of the Lac des Iles mine and what it could mean for other platinum projects...Sudbury Integrated Nickel Operationsâ Nickel Rim South mine, in Sudbury, Ont. CREDIT: GLENCORE SUDBURY INO |  | | Journal (article/letter/editorial) | | which proved to be bismuthinite. Dividend Lakeview Mine, Osoyoos, M. D., B. C. This property is Iocated...accessorychalcopyrite, magnetite, tetrahedrite, and gold. Erratic high gold values suggest that tellurides may be present...mineral was found surrounding a small nugget of gold from the placer workings of Mr. F. Tavlor. Hessite...batholith. Jamesonite. Polaris Taku Mine, Atlin M. D., B. C. This mine is Iocated between elevations of...Giant Mine, Yellowknife, N. W. T. Samples donated by Mr. G. Pinsky from the 306 stope of this mine consist |  | | Report (chapter) | | of Mauritania: Phase V, Deliverables 90 and 91 By Erin E. Marsh and Eric D. Anderson Open-File Report...Banded iron formation BLEG Bulk leach extractable gold BGS British Geological Survey BRGM Bureau de...Observing System eU Equivalent uranium GGISA General Gold International GIF Granular iron formation GIFOV...International Atomic Energy Agency IOCG Iron oxide copper-gold deposit IP Induced polarization (geophysical survey)...of Mauritania: Phase V, Deliverables 90 and 91 By Erin E. Marsh1 and Eric D. Anderson1 Introduction Three |  | | Journal (article/letter/editorial) | | com/loi/taje20 Lithological and structural controls on gold mineralization in the Archaean MenziesâKambalda...Witt (1993) Lithological and structural controls on gold mineralization in the Archaean MenziesâKambalda... 65-86 Lithological and structural controls on gold mineralization in the Archaean Menzies-Kambalda...Perth, WA 6000, Australia. Structurally controlled gold mineralization in the Menzies-Kambalda area of the...deformation. Key words: Archaean, Eastern Goldfields, gold, host rocks, structure, Western Australia. INTRODUCTION |  | | Journal (issue) | | mountain. The new private owners of the California Mine have reopened the adit and built a camp for all-summer-long...all-summer-long occupancy. Be warned, the three California mine âpatented claims [since circa 1924]â are private...Mineralogists and Editor of their BAM Newsletter. Erin Delventhal Erin Delventhal is by profession a photographer...her first symposium presentation on the Blanchard Mine of New Mexico. When not involved in mineral events...half. Two underground mine tours (Phoenix mine, Trail Creek district; Hidee Mine, Central City district) |  | | Journal (article/letter/editorial) | | and Erin Delventhaul Reproduced with permission Figure 2. Fluorite, 14.1 Ă 10.6 cm, Foster mine, Gila...its finest! This photo was taken at the Blanchard mine in Socorro County during early May and shows blossoming...Fluorite production was first recorded from the Foster mine in the Gila fluorspar district, Grant County, in...Burro Mountains and Wilcox districts and the Clum mine in the Gila fluorspar district. Its principal use...dropping production by the mid1950s. The last operating mine in the Bishopâs Cap area near Las Cruces shut down |
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