 | | Report (issue) | | the New Year’s Eve night sky having shaken down rain, and I find that my mood is upbeat. It seems that...best of the classic smithsonites from the old Kelly mine in New Mexico. Associations of aurichalcite, kipushite...come from a recent find in Sounion mine #6 (also known as the Exi mine, “Exi” being Greek for “six”) in...in the ancient Laurium mining district of Attika, Greece. On the website of his always-interesting Greek...Cu-rich smithsonite, 2.7 cm, from Sounion mine #6, Laurium district, Attika, Greece. Greek Rocks specimen |  | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist |  | Price, Jonathan G., Henry, Christopher D., Castor, Stephen B., Garside, Larry, Faulds, James E. (1999) Geology of Nevada With excellent rock exposures in the desert, generally good access to collecting localities on public lands, and fine tourist attractions in the towns, Nevada is a wonderful state for rock and mineral enthusiasts. Rocks & Minerals, 74 (6) 357-363 doi:10.1080/00357529909605171 | Journal (article/letter/editorial) | | towns, Nevada is a wonderful state for rock and mineral enthusiasts. T he geology of Nevada is the...human history. The overall geologic history of Nevada, which spans more than 2.5 billion years (table...Many of the range-bounding faults remain active. Nevada is the third most seismically active state in the...or greater earthquake has occurred somewhere in Nevada about once every thirty years. Most faults are...(analogous to a tilted deck of cards). However, some Nevada faults are strike-slip faults, like the San Andreas | | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst |  | Smith, M. T., Rhys, D., Ross, K., Lee, C., Gray, J. N. (2013) The Long Canyon Deposit: Anatomy of a New Off-Trend Sedimentary Rock-Hosted Gold Discovery in Northeastern Nevada. Economic Geology, 108 (5) 1119-1145 doi:10.2113/econgeo.108.5.1119 | Journal (article/letter/editorial) | | Sedimentary Rock-Hosted Gold Discovery in Northeastern Nevada MOIRA T. SMITH,1,† DAVID RHYS,2 KATHERINA ROSS...located in northeastern Nevada, over 150 km east of the well-explored Carlin trend. Unlike most examples...this underexplored area of eastern Nevada. Introduction NORTHERN Nevada is home to some of the largest gold...two parallel, NW-trending clusters known as the Carlin and Cortez (or Battle Mountain-Eureka) trends,...characterized as sedimentary rockhosted gold or “Carlin-type” gold deposits. These deposits typically display |  | Castor, S. B., Boden, D. R., Henry, C. D., Cline, J. S., Hofstra, A. H., McIntosh, W. C., Tosdal, R. M., Wooden, J. P. (2003) The Tuscarora Au-Ag District: Eocene Volcanic-Hosted EpithermalDeposits in the Carlin Gold Region, Nevada. Economic Geology, 98 (2) 339-366 doi:10.2113/gsecongeo.98.2.339 | Journal (article/letter/editorial) | | Tuscarora Au-Ag District: Eocene Volcanic-Hosted Epithermal Deposits in the Carlin Gold Region, Nevada STEPHEN...B. CASTOR,† Nevada Bureau of Mines and Geology, University of Nevada, Reno, Reno, Nevada 89557 DAVID...Reno, Nevada 89511 CHRISTOPHER D. HENRY, Nevada Bureau of Mines and Geology, University of Nevada, Reno...Reno, Nevada 89557 JEAN S. CLINE, Geoscience Department, University of Nevada, Las Vegas, Nevada 89154-4010...Mexico Bureau of Geology, New Mexico Institute of Mining and Technology, Socorro, New Mexico 87801 RICHARD |  | | Journal (issue) | | Time: 7:45 p.m. Long Branch Nature Center, 625 S. Carlin Springs Rd., Arlington, VA 22204 Volume 57, No...Maine In this issue … Mineral of the month: Scorodite ............................... p. 2 June program........................................ p. 17 Scorodite Smithsonian National Mineral Collection. Photo:...ahead! Mineral of the Month: Scorodite by Sue Marcus and Hutch Brown Scorodite is a collector’s dream—and...Germany, where he was a professor at the Freiberg Mining Academy. In 1818, he named it after the Greek word |  | | Journal (issue) | | SAN BERNARDINO COUNTY" -T —• - Vol. XXXVII No. 1 — i ■&- February, 1990 QUARTERLY THE MINERALOGY...MINERALOGY OF THE MOH/WK MINE _ SAN BERNARDINO COUNTY, CALIFORNIA r O' " •: u. o~r William S. Wise ■rrz... SAN BERNARDINO COUNTY BOARD OF SUPERVISORS Barbara Cram Riordan, Chairman, Third District Larry Walker...First District Second District Marsha Turoci John Mikels Fourth District Fifth District COUNTY OF SAN...SAN BERNARDINO Harry M. Mays, County Administrative Officer Albert R. Reid, Administrator, General Services |  | | | | Other secondary minerals include arsenolite, scorodite, bukovskyite and an As-bearing potassium alum...to ‘pressure washing’ of exposed sites by driving rain. Successive concentric growths of gypsum and Ca...crystallization. Understanding both current and historical mining and mineral processing methods is critical in the...Characterizing the secondary As mineral species present at mine and mineral processing sites is critical in understanding...As2O3) is a very common by-product of non-ferrous mining operations worldwide (e.g. Dalewski, 1999; Mains |  | | Journal (issue) | | 2) Unusual Scorodite from the Cactus Gold Mines Middle Buttes Volcanic Complex, Kern County, California...volcanic complex is located in southeastern Kern County, approximately 9 miles southwest of the town of...During the summers of I 987 and I 988 I worked at the mine as a summer student intern while working on my master's...Open-pit and heap leaching methods were used to mine Shumake between 1989 and 1992. The Shumake deposit...France. While in Paris he enrolled in the School of Mining and studied geology and mineralogy at the Sorbonne |  | | Journal (article/letter/editorial) | | Arsenic, Alkaline Pit-Lake in the Mother Lode Gold District, California KAYE S. SAVAGE,1,†,* ROGER P. ASHLEY...Jamestown gold mine, located along the Melones fault zone in the southern Mother Lode gold district, California...operation from 1987 to 1994. Dewatering during mining produced a hydrologic cone of depression; recovery...pit-lake characteristics. Introduction OPEN-PIT MINING at depths below the water table requires extensive...depression. Cessation of mining and ground-water pumping leads to the development of mine pit lakes where limnological |  | | Book | | France, and Morocco 127 1985 - Bedford United Mine 140 1986 - 1989 More Foreign Travel 154 1990...Spain and More 192 2000 - 2009 Africa and the USA 256 2010 - 2020 More lime with Minerals and Shows...David Lloyd laddering down a shaft at Bedford United Mine, Devon. Introduction I was born in Bristol on...Tungsten Mine, at Plympton, Devon, followed by an attempt to rework the famous Tsumeb Mine in Namibia...inform me that a new mineral species from the Tsumeb Mine in Namibia was to be named after me. This came as |  | | Journal (issue) | | were some of the words used to describe a lluorite mine in the San Andres Mountains of New Mexico. The author...location for a possible collectin_g ve~ture. The mine was determined to be the Bohrnstedt lluonte mme...for us to reach the mine. This was accomplished and we eventually reached the mine (which included a hike...crystals covered the mine area and it appeared that no one had visited the mine since the U. S. Army...Army had closed the area in the 1940s. The "mine" was really a prospect as it consisted of a trench cut through |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Rossman Orpiment from the Twin Creeks mine, Humboldt County, N e v a d a .............................. 311 by B. K. Lees The Purple Passion mine, Yavapai County, A rizona.................. 323 by E. Davis...Stanislaus County, C alifornia 333 by G. E. Dunning Brookite from Hale Creek, Trinity County, California...Brookite and anatase from near Georgetown, El Dorado County, C alifornia.................................. |  | | Journal (issue) | | Wales" . (see Journal 131 p. 12). Until recently the mining of iron and coal were important economically for...lead deposits were also exploited. Evidence oflead mining goes back to Roman times and the first documented...shipped from Cardiff in the 1660's and the Pare mine south of Llantrisant was worked from the 1500's...period of production in the mid l 700 ' s. Llangan mine near Cowbridge was producing ore as recently as...goethite were the chief ores. After describing the mining history of the region Ian moved on to the minerals |  | | Journal (article/letter/editorial) | | Geochemistry of Arsenic in the Southern Mother Lode Gold District a a Kaye S. Savage , Dennis K. Bird & Roger...Geochemistry of Arsenic in the Southern Mother Lode Gold District, International Geology Review, 42:5, 385-415,...Geochemistry of Arsenic in the Southern Mother Lode Gold District KAYE S. SAVAGE, DENNIS K. BIRD, Department of...12 December 2014 Abstract Gold mining activity in the Sierra Nevada foothills, both recently and during...Mother Lode Gold Dis trict: mineralized outcrops and mine waste rock (overburden); mill tailings submerged |  | | Journal (issue) | | spent a good bit of time with Walter Lombardo (Nevada Mineral and Book Co.). He has really nice books...Minerals) had stibnites from a new Nevada locality, the Murray Mine, not the old Manhattan, but he had...clear calcites from a small pocket in the Meikle Mine, the new locality for the superb yellow barites...specimens of azurite and malachite from the Flambau Mine in Wisconsin, now completely gone, of the chalcocite...the Geological Survey of Nevada is preparing a very comprehensive book on Nevada minerals, which has a preliminary |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...The Franklin Mineral Museum and the Sterling Hill Mining Museum have taken the New Jersey suite, the New...exhibits included a case showing early mining methods, a case of antique mine lamps, worldwide uranium and rare... e tem er cto er Calcite, 24.1 cm, Verchniy mine, Dalnegorsk, Russia. Jeff Scovil photo. Famous...mineral species have been identified from the district, of which six were new to science: irhtemite, |  | Kovalev, K.R., Kalinin, Y.A., Naumov, E.A., Pirajno, F., Borisenko, A.S. (2009) A mineralogical study of the Suzdal sediment-hosted gold deposit, Eastern Kazakhstan: Implications for ore genesis. Ore Geology Reviews, 35 (2) 186-205 doi:10.1016/j.oregeorev.2008.11.007 | Journal (article/letter/editorial) | | Kazakhstan Gold-sulfide sedimentary-hosted deposit Carlin-type deposit Polygenetic mineralization 40 Ar/39Ar...has some similarities with Carlin-type mineralization, but differs from Carlin deposits by the presence...weathering crust (Begaev and Stepanenko, 1995). Mining of the weathering crust (saprolite) has been exhausted...high rates of sedimentation. The Char-Zimunai district is situated near the Zharma–Saur belt, which formed...Supergene gold is associated with quartz, barite, scorodite, and Fe– Mn hydroxides. These minerals occur in |  | | Journal (article/letter/editorial) | | were produced by conventional flotation techniques. Mine excavation wastes and flotation tailings were dumped...Waters draining downstream of the mine waste dump are near neutral. Acid mine waters forming a pit lake are...collecting into two small reservoirs downstream the Kirki mine were used for irrigation purposes years ago. There...the Eocene–Oligocene rock sequences of SE Evros county. These deposits are associated with orogenic calc-alkaline...Maney for the Institute of Materials, Minerals and Mining in association with AusIMM; accepted 13 August |  | | Journal (article/letter/editorial) | | first phyllite we ever saw from sers" area, Sonoma County, Calif. It was noted by M. Vonsen in CALIF. JOUR... ranging in in a road cut situated in Randolph County, size from 2 to 4 millimeters. Sometimes it Ala...other recognized psilomelane in the Batesville district, In- species as laumontite, thomsonite, datolite...California from what they call the Fort Bidwell district ( N / E Modoc Co.). The territory is covered with...the Josephine Mine near Volcanoville (Eldorado Co.) Calif. This was an active gold mine up to about a |  | | Journal (issue) | | phosphate minerals from Mauldin Mountain, Montgomery County, A rkansas.......................................unusual quartz pipe deposits o f the Kingsgate mining area were among Australia's leading producers o...bismuth in the early 1900s. In the course o f active mining some o f the world's finest specimens o f molybdenite...micromount material. T INTRODUCTION The Kingsgate mining area lies in rugged, heavily wooded coun try near...1800s, one of the richest and most important tin mining districts in the world. The early prospectors, |  | | Book | | Group field trips to collect minerals at quarries, mine spoil tips and coastal exposures became an important...read out a letter from the “Lapidary Journal of USA” and said he had a supply of subscription forms if...following: A Film Show evening (“Gold Mining in South Africa” and “Natural Life in the Vicinity...polishing and marketing; “Opals, prospecting and mining” a talk by Mr R Goodall based on personal experiences...by Chris Pollard and Phil James on “The Cornish Mining Industry, past and present”; a practical evening |  | | Journal (article/letter/editorial) | | Interestingly, this symposium, at the San Bernardino County Museum, is one that draws disproportionally more...Barite Deposit and the Loon Lake Copper Mine in Stevens County, Washington. Saturday morning saw Paul...Adams speak of Other Micromineral Locations in Nevada, during which he covered several little-known localities...the National Belle mine in Mineral County and the Silver King mine in Lincoln County. Paul also provided...of giveaway material from the Candelaria district of Nevada, where interesting phosphates are coming |  | | Journal (issue) | | .....................3 The Pingtouling Mine Liannan County, Guangdong Province, China Wendell E. Wilson........................23 The Fengjiashan Mine Daye District, Ezhou Prefecture, Hubei Province, China........................33 The Shimen Mine Jiepaiyu, Shimen County, Hunan Province, China Wendell E. Wilson...Smoky Quartz and Albite, 15.3 cm, from the Wahtuwah mine, Gaoligangshan, Wenshan, Yunnan Province, China... because of the considerable increase in small-mining activity, the production of stibnite and of metallic |
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