 | Zeng, Qingtao, Evans, Noreen J., McInnes, Brent I. A., Batt, Geoffrey E., McCuaig, Campbell T., Bagas, Leon, Tohver, Eric (2013) Geological and thermochronological studies of the Dashui gold deposit, West Qinling Orogen, Central China. Mineralium Deposita, 48 (3) 397-412 doi:10.1007/s00126-012-0433-4 | Journal (article/letter/editorial) | | Dashui gold deposit, West Qinling Orogen, Central China Qingtao Zeng & Noreen J. Evans & Brent I. A. McInnes...gold deposit . West Qinling Orogen . Tellurides . China Abstract The Dashui gold deposit is a structurally...limestone in the West Qinling Orogen of Central China. The major, structurally late east-trending Dashui...hanging wall to the gold mineralisation at the Dashui mine and defines the contact between Middle Triassic...supergene enrichment, represented by hematite, goethite, limonite and jarosite, characterise the deposit |  | | Journal (article/letter/editorial) | | Tectonics and distribution of gold deposits in China – an overview Received: 30 November 2000 / Accepted:...Springer-Verlag 2002 Abstract Gold exploration in China has expanded rapidly during the last two decades...economic development has become a national priority. China currently produces 180 tonnes (t) of gold annually...than South Africa, USA, and Australia. However, China is now recognized as possessing significant gold...deposit types. Present estimates of gold resources in China exceed 4,500 t, which comprise 60% in gold-only |  | | Journal (issue) | | d'Ossola, Italy; Lyangara, Uzbekistan; and the Emma Mine, Little Cottonwood District, Salt Lake Co., Utah...select group of mineral dealers. Events include a gala reception and preview party; an outdoor pig roast...V anadiun1 l\'line, l\fagnet Cove, Hot Springs County, Arkansas is Reclaimed and Collecting Ceases...Located on the east rim of Magnet Cove, the Christy Mine, fonnerly known as the Christy brookite locality...collected. The vanadium ore which occurred in goethite was dull and very uninspiring. Minute brookites |  | | Catalog/List | | Traumatocrinus hsuixi Triassic Guizhou Province, China Crinoids are echinoderms that live in marine environments...hsuixi Triassic, Hiuxia Beds Guizhou Province, China This unique and uncommon grouping of Triassic Crinoids...Oligocene, Mahama Volcanics Formation Sweet Home, Linn County, Oregon, USA This slab of Petrified Wood known...Formation, Painted Desert Member Egg Canyon, Garfield County, Utah, USA While it might not be quite as vibrant...Palmoxylon Lower Oligocene, Catahoula Formation Fayette County, Texas, USA This is simply one “killer” specimen |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Lincoln. Encyclopedia of minerals Sagiiache County Pu blic Library Saguache , Colorado DEMCO For...Photo Editor: Wendell E. Wilson Library Saguache County Public Saguache, Colorado VAN NOSTRAND REINHOLD...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce © |  | | Journal (article/letter/editorial) | | Ottawa] at 06:51 23 November 2014 MINE LEADVILLE MINING DISTRICT, LAKE COUNTY, COLORADO T he Leadville mining...Street in Leadville. The Wolftone mine is on the left showing extensive mine dumps and the headframe. The...oxidized zinc ore that was mined in the Wolftone mine about 1918–20 but was never shipped to the smelter...War I Great Depression. History of the Wolftone Mine Carbonate Hill is located about 0.5 mile east of...development of the Wolftajmahal@gilanet.com tone mine was by five ver- ROCKS & MINERALS 402-409 WolftoneMine_SO08 |  | | Journal (article/letter/editorial) | | Germany Abstract--Retention studies of the cobalt-goethite system were carried out using synthetic, star-shaped...time-dependent sorption with Cu-goethite showing the smallest and Cd-goethite the largest increase in sorption...unextracted after 48 h, most in Cu-goethite and least in lath-shaped pure goethite. The strong retention suggests...associations in goethite. Key Words--Al-goethite, Cd-goethite, Co-extraction, Co-sorption, Cu-goethite, Micropore...trace metal binding by pure goethites. In nature goethite is, however, not pure. It is associated with foreign |  | | Journal (article/letter/editorial) | | Sportsmen Show held December 2, 3, and 4 in the County Center m White Plains. Mr. David Seaman showed...shown by Mr. Waller Morgan were from Westchester County, while Mr. Ted Schoen's were uranium rocks and...Mrs. Edith Watts Regular meetings are held at the County Center in White Plains, N. Y., on the third ROCKS...Chester, Vermont, So Acworth, N.H., and to Davis Mine at Rowe, Mass. September: A Two Day Trip to French...1956, to the Kinkel Quarry, Bedford, Westchester County, New York. Altho Joe Rothstein of the Field Trip |  | | Report (issue) | | Disused mines 36 37 HoardweelA1ine 37 Ellemford Mine 37 Discussion 39 GEOPHYSICS Regional aeromagnetic...Location of adits and sample sites at Hoardweel Mine Regional aeromagnetic data Regional gravity data...Central Belt (Hawfok Group) North Central flelt (Gala Group) Figure 1 Regional geology of the Southern...there are no records of production. The Hoardweel Mine workings are the more extensive, with three main...in the adjacent River Whiteadder. A third copper mine, reported by a local source as being located to |  | | Journal (issue) | | Report 2023–2024 | Jewellery Consumer Trends in China | De Beers Group Sightholder Summit 2023 Presentations...Dietmar Schwarz Zmpery Gemology Lab, Shanghai, China Jaroslav Hyršl Prague, Czech Republic Menahem...Pasadena, USA Andy H. Shen China University of Geosciences, Wuhan Guanghai Shi China University of Geosciences...Excellence in Research for Australia (ERA) Journal List; China National Knowledge Infrastructure (CNKI Scholar);...De Beers Diamond Insight Report 2023 Subtitled China: The Outlook and Opportunities for Diamonds, this |  | | Journal (issue) | | mountains now, but there are many old mines and mine dumps to attract the mineral collector. The range...Rouse, 1974), the secondary minerals of the Travonia Mine in the Boulder Creek District near Maxville (French...and of the secondary minerals of the Scratch Awl Mine near Philipsburg (French, 2005). Some of us who...Shimen,Hunan,China,PhotographicGuideto MineralSpecies,photo by Jeffrey Scovil May 2007 Mine or Deposit...on the same specimen with Orpiment, Elbrusski y Mine,Caucasus, Georgia orpiment. As you may find realgar |  | | Journal (article/letter/editorial) | | Arizona] at 19:42 25 August 2017 aco and for the gala primiere of Sir Lawrence Olivier's Othello were...Some other pseudomorphs in my collection are: goethite after hematite, gypsum after glauberite, prehnite...locality should be a tiny settlement or area, give its county. Give as much information as you can so we may |  | | Journal (article/letter/editorial) | | Carghidown Formation; CNW, Cairnharrow Formation; GALA, Gala Group (and subdivisions); KKF, Kirkcolm Formation;...with a much more variable ‘spiky’ pattern in the Gala Group and Leadhills Supergroup to the north of the...including hematite and Fe-oxyhydroxides (e.g. goethite) may also be formed, so that the appearance of...abundance across strike faults within that part of the Gala Group underlying the broadly high Rb–Sr–K–Ba zone...quartzofeldspathic Shinnel Formation and the northern part of the Gala Group. The profile appearance gives a strong impression |  | | Journal (article/letter/editorial) | | thermo- Nicolas and  ngel La Iglesia Emilio Gala  n, Patricia Aparicio, A layer silicates Edward...hydrothermal vent TEM study Ni and Ti-substituted goethite Lee, the Ê A sa Zazzi, Tomas K. Hirsch, Ekaterina |  | | Book | | 21 ~1offat Shale Group 21 Leadhills Supergroup 26 Gala Group 30 I-Jawick Group 39 Sandstone 45 Five Structure...Sections of fonnations in the Gala Group 32 Palaeocun·ent data frorn Gala Group forrnations 34 Climacograj)tiis...nabreck granodiorite 7 2 Photomicrograph of sandstone, Gala Croup 31 3 Kilfillan Formation, Kilfillan 33 -4...the Kilfillan Formation 57 D 1 fr)ld pair in the Gala Group 58 l'vloniaive Shear Zone in the aureole of...factors, broadly neutr-al conditions (pH ~7) over the Gala Group rocks and nlildly alkaline surfa.ce waters |  | | Journal (issue) | | -------------------------Page 38. High Longrigg Mine (NB) -------------------------------------------------------Page...a further excavator dig organised at the Benallt Mine following the very successful one at Penberthy Croft...and Sharp. assembled them as framed panels for a mine or locality. These were hung in the hall and stairwell...took us back to a time when field collecting and mine exploration was not hindered by the excesses of...whole family would get involved in a day out on the mine dumps. Paul Monk followed Nigel with his reminiscences |  | | Book (edition) | | Back cO\·erphoto: Wolframite. 45 mm. Yaogangxian, China, H Page 1: MuscO\ite. 45 mm, Linopolis, Brazil,...Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...(republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept. (departement), dept...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO |  | | Report (volume) | | the Belmont and Calamine quadrangles, Lafayette County, Wis. 23. Columnar section. 24. Generalized sections...The Belmont and Calamine quadrangles in Lafayette County, Wis., include about 110 square miles of the Upper...and calamine quadrangles, located in Lafayette County in southwestern Wisconsin, include about 110 square...zinc-lead mining district (fig. 47.) Darlington, the county seat, is on the east edge of the area, and Platteville...151, State Routes 23, 81, and 126, and several county roads. The roads form a grid that generally follows |  | | Journal (issue) | | Los Angles Mexico Special Issue II The Ojuela Mine Preface to Mexico-II1.............................in the San Judas chimney, Level 6, of the Ojuela mine. Houston Museum of Natural Science collection; Wendell...headframes and processing facilities of the Ojuela mine ca. 1900. The famous suspension bridge designed...Mexican localities that came to mind was the Ojuela mine, source of countless thousands of wonderful mineral...interviews, that could be gathered on the Ojuela mine and adjacent Mapimí deposits; and he spent several |  | Savko, A. D., Novikov, V. M., Boeva, N. M., Krainov, A. V., Milash, A. V., Zhegallo, E. A., Ovchinnikova, M. Yu., Bortnikov, N. S. (2019) New Kaolin-Bearing Province of Russia in the Southern Part of the Voronezh Anteclise. Doklady Earth Sciences, 489 (2) 1417-1420 doi:10.1134/s1028334x19120225 | Journal (article/letter/editorial) | | former differ from the latter in the presence of goethite, hematite, and individual gibbsite crystals. The...follows: kaolinite 48–52; quartz 10–15; illite 5–7; goethite 5–8, hematite 3–5; gibbsite 3–5%, and lepidocrocite...Phys. A, No. 1, 206–210 (2010). 12. P. Aparicio, E. Gala, and R. E. Ferrell, Clay Miner., No. 41, 811–817 |  | | Journal (issue) | | ethical concepts all along the supply chain, from mine to market. For the moment, only a small number of...Fall/Winter 2010 First Colored Gemstone Promotion in China I CA joined China’s largest retailer, Caishikou...Panyu, China T a year, making the area the biggest colored gemstone processing base in China. Panyu...Panyu has helped ICA to promote colored gems in China, including drafting identification standards, as well...stone acceptance. For the moment, most people in China appreciate yellow gold, jade, and the recently introduced |  | | Book | | the BIF, primarily through supergene processes. Goethite may replace chert, which in turn is replaced by...terranes in western North America, Alaska, Japan, and China. Chert deposits reported from terranes in Japan...less in its current position relative to North China, or even somewhat farther south, as suggested by...IGCP, 1982; Liang and Chang, 1981 Fm. Prov., China 1981 Kodjari Fm. Northern Volta Basin, Upper...sedimentation on edge of the Lockwood High, Monterey County, California, in 7ertiary and Quaternary Geology |  | | Journal (issue) | | R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...Houston Museum of Natural Science recently held a gala grand opening party for their new mineral exhibit...Pocket,” a recreation of a pocket in the Elmwood mine near Carthage, Tennessee. A space of several cubic...subsequently described by Kissin et al. (1978). At the Hugo mine the mineral occurs as ir regular grains in the...investigations of a wyllieite-like mineral from the Old Mike mine near Custer proved to be iron-deficient. The mineral |  | | Journal (issue) | | **6:30 P.M. - 9:OdRM. -^ Night Collecting on the Mine Run Dump, Sterling ffill, Jo! .:i|l|rn^mbers''of:the'...creating a presentation for Al Jehle's world-famous mine pearls; and renovating Kraissl Hall, which includes...Trail Sparta NJ 07871 Those who have visited the mine since last July may have noticed a new and much...matrix is generally nonfluorescent. STERLING HILL MINE RUN DUMP F.O.M.S. Field Trip Sept. 20, 1997 [Editors'...As material has been and is being brought to the Mine Run Dump from the surface and underground workings |  | | Journal (article/letter/editorial) | | 0.25 µm) Minerals 2018, 8, 127 3 of 22 type Gala-Tec GmbH, Kaiserslautern, Germany; SiC grinding...celadonite, azurite, chalcomenite, hematite, and goethite (Figure 2a). The grain size of the fine-grained...are stained greenish by malachite or brownish by goethite (Figure 2a). Optical polished-section analysis...alteration various alteration products, such as goethite (dark brown), azurite and chalcomenite (blue)...such as goethite (dark brown), azurite and chalcomenite (blue), and products, such as goethite (dark brown) |
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