 | Greber, Nicolas D., Hofmann, Beda A., Voegelin, Andrea R., Villa, Igor M., Nägler, Thomas F. (2011) Mo isotope composition in Mo-rich high- and low-T hydrothermal systems from the Swiss Alps. Geochimica et Cosmochimica Acta, 75 (21) 6600-6609 doi:10.1016/j.gca.2011.08.034 | Journal (article/letter/editorial) | | Universität Bern, Baltzerstrasse 3, 3012 Bern, Switzerland Naturhistorisches Museum der Burgergemeinde Bern...Bern, Bernastrasse 15, 3005 Bern, Switzerland c Dipartimento di Scienze Geologiche e Geotecnologie, Università...online 31 August 2011 Abstract We analyzed the molybdenum (Mo) isotope compositions (IC) of 59 samples...samples from two molybdenite mineralizations (Alpjahorn and Grimsel) and from a Mo-rich hydrothermal breccia...breccia (Grimsel) from the Aar Massif, Switzerland. The formation temperature of the Late Paleozoic Mo mineralizations |  | | Journal (article/letter/editorial) | | mineral was found by the author in the Harstigs mine, in Wermland, and is named from 7 p i p p ’ j r...Proportion of Molybdenum in Scheelite. By H. TRAUBE (Jdtrb.f.Min., Beilage 7,232-245).-Scheelite has hitherto...of scheelite from South-west Africa, the author detected n considerable proportion of molybdenum. Thinking...Thinking that this metal might occui' in scheelite from other localities, the author made a series of analyses...analyses, the results heing that molybdenum mas met with in every case in smaller or larger quantities |  | | Journal (article/letter/editorial) | | Tungsten Resources and Potential Extraction from Mine Waste Zhengdong Han , Artem Golev * and Mansour...Tungsten Resources and Potential Extraction from Mine Waste. Minerals 2021, 11, 701. Abstract: Tungsten...minerals of economic importance, are wolframite and scheelite. Secondary tungsten minerals are rare and generated...some toxic elements. In 2020, the world’s tungsten mine production was estimated at 84 kt of tungsten (106...tungsten primary and secondary resources, and tungsten mine waste, including its environmental risks and potential |  | | Report (issue) | | BULLETIN 76 Molybdenum Resources of New Mexico by JOHN H. SCHILLING 1965 STATE BUREAU OF MINES AND................................. 11 GEOLOGY OF MOLYBDENUM ........................................................................................... Molybdenum minerals ......................................................................... Porphyry-molybdenum deposits ......................................18 19 20 20 21 22 22 22 23 23 24 NEW MEXICO MOLYBDENUM OCCURRENCES .............................. Petaca |  | Watanabe, Makoto, Nishido, Hirotsugu, Moriwaki, Hisamitsu, Higashimoto, Sadao, Kubota, Yoshinori (1988) K-Ar ages of skarn deposits in the inner zone of southwestern Japan. GEOCHEMICAL JOURNAL, 22 (5) 231-236 doi:10.2343/geochemj.22.231 | Journal (article/letter/editorial) | | Department, Metal Mining Geological and Kuga mine, Hiroshima 7301, University of Otago, New Zealand2...± 1.9 Ma); muscovite from the Kuga and Kiwada scheelite skarns, Yamaguchi Prefecture (93.6±2.9 and 94...reveal that the Ushirodani Cu-Zn skarns in the Molybdenum Province have a genetical connection with the...granitic magmatism of magnetite-series, while the scheelite skarns such as those of Kuga and Kiwada in the...as well as other types of ore deposits in the Molybdenum Province are definitely younger than those in |  | | Journal (article/letter/editorial) | | the black velvet tourmaline and honey-colored scheelite locality in Santa Cruz, Mexico. He is a very interesting...interesting gentleman and, each year, brings from his mine the best of the current material for sale. I was...was not able to afford the larger groups. The scheelite supply this year was very poor, in sharp contrast...into magnificent stones. For the most part, the scheelite he brought out this year was very crudely formed...but little else. In my collection is a single scheelite, honey-colored, that stands two inches high and |  | | Journal (issue) | | made two silver discoveries at its Kellogg, Idaho, mine - one of the largest silver mines in the country...Lamco from further legal problems. The Chapi copper mine in Peru will be taken over entirely by the J apan...a joint management company to manage the mine. The Chapi mine is valued at about $910,000. Olin Mathieson...June. The breakdown was: Anaconda's Chuquicarnata mine - 17,503 electro, plus 8,231 blister for a total...25,733 (June was 27,013). Anaconda's El Salvador mine - 2,133 electro, plus 5,211 blister for a total |  | | Report (issue) | | hardness and tensile strength. In the United Kingdom, mine production is confined to the South Crofty property...the I-Iemerdon Mine in Devon, the South Crofty property in Cornwall and Carrock Mine in Cumberland. The...Korea account for more than SO per cent of world mine product.ion of tungsten concentrates. United Kingdom...devices, contacts and electric lamp filaments. Molybdenum, a metal with many properties similar to those...n1etal in1purities. Statistics relating to trade, mine production and overall consumption are readily available |  | | Report (issue) | | ......................................... 31 Molybdenum and tungsten........................ 31 Anomalous...intrusive rocks.................... Umm Mushraha mine.............................. Potential areas.....Reported mines in Wadi Umm Mushraha............ Smagh mine..*.................................. Openings west...k * *...................... Copper, lead, and molybdenum...,............. *..... Quartz^ealciite veins........................... Possible copper and molybdenum in granite...... Magnesite and marble....... |  | | Journal (article/letter/editorial) | | Seoul,Republicof Korea Abstract The Dae Hwa W-Mo mine is locatedapproximately100 km southeast of Seoulwithin...southernKoreanpeninsula.The majorore minerals, wolframite,scheelite,and molybdenite,togetherwith minorcassiterite...molybdenite-wolframitcstage(400ø315ø), anironsulfide-scheelite stage(315ø230ø), anda latecarbonate stage(230ø150ø)...mil; wolframite,4.0 to 4.3 per mil; color-zoned scheelite,-7.3 to 2.2 per mil (cores= -0.8-+2.2%0, edges=...permilforironsulfide-early scheelite mineralization,to -3.5 to -7.0 per mil for late scheelite-carbonate deposition |  | | Journal (article/letter/editorial) | | Geology Vol, 68, 1973, pp. 681-696 Originof the Scheelite-Powellite Seriesof Minerals L. C. Hsu AND P. E...than 100 specimenscontaining a member of the scheelite-powelliteseries from Nevada and its neighboring...for mineralogical and geochemical studies. The scheelite-powelliteseries occurs predominantly in contact-metasomatic...fluoriteare commonassociations in pegmatites. The scheelite-powellite seriesis essentiallya binary solid solutionof...and powder diffraction analyses reveal that the scheelite-powelliteseries of contactmetasomaticorigin showsa |  | | Report (issue) | | ore shoots Molybdenum ore shoots Copper mineralization Ore bodies in the Pine Creek mine South ore body...Adamson mine Northwest ore body Ridge, ore body Genesis of ore bodies _ Ore reserves Pine Creek mine Tungsten...Tungsten reserves Molybdenum reserves Adamson mine 5 5 5 6 6 7 7 7 8 9 9 9 10 10 11 11 11 12 13 Tables...Pine Creek mine 1918-44. 20 Metamorphio rocks and tungsten ore shoots in the Pine Creek mine; areas and...grade of samples in ore shoots* 3. Areas of molybdenum ore shoots in the North ore body and grade of |  | | Journal (article/letter/editorial) | | particular. In the mid-1930s, a company with scheelite mines in southern California asked Warren to build...a photographer, photos were taken at night of scheelite outcrops in situ and a prospector’s “rock monument”...monument” (Warren n.d.) (a pile of scheelite-bearing ore, of the sort used to mark a mining claim). Images... As collectors of fluorescent minerals know, scheelite (calcium tungstate) forms a series with powellite...Under SW UV, pure scheelite fluoresces bright blue, but bright white as molybdenum increases and bright |  | | Report (issue) | | -----------------------------------------------------Boomer mine area -------------------~---------------------------Redskin...----------------------------------------------------~ary Lee mine area ------------------------------------------------Geology...6. Geologic and geochemical map of the ~ary Lee mine area ---------7. Geologic map of the Tappan ~ountain...analyses of veins, greisen, and granite, ~ary Lee mine area ---------------------------------3. Semiquantitative...Boomer, and Apex were reexamined for molybdenum. In 1943, scheelite ores were discovered (Tweto, 1960) |  | | Journal (article/letter/editorial) | | Nevis ville, Union County, Georgia. It has been mine on San Augustin Peak, Organ mounmined from a pegmatite...chalcocite of mine near Penland and the McKinney secondary origin in the School Section mine near Little...Little Switzerland, North Caropegmatite of the Eight Mile Park area lina. As a secondary mineral it was found...No. 2 mine and the McKinney mine in Connecticut. At the latter locality it near Little Switzerland, North...the Morefield mine near Winterham, Virginia; at Orange, New Hampshire; and the McKinney Mine near Little |  | | Report (issue) | | per million (ppm), about the same as tin and molybdenum, and half as plentiful as uranium. Its oceanic...5 7.1-7.5 Hübnerite MnWO4 76.6 7.2-7.3 Scheelite CaWO4 80.6 5.4-6.1 Stolzite PbWO4 50.9 ...periodic table, which also includes chromium and molybdenum. It exhibits oxidation states from +6 to -2 and...tungsten minerals are the monotungstates, such as scheelite (calcium tungstate, CaWO4), stolzite (lead tungstate...structure between two or more distinct substances. Scheelite is the most abundant tungsten mineral and is present |  | | Report (volume) | | resources C7 Notch Peak intrusive C9 Brown Queen mine area C9 Sawtooth Canyon area CIO Industrial rocks...and energy resource potential C24 Tungsten and molybdenum C24 Gold and silver C24 Copper, lead, and zinc...tungsten trioxide was defined at the Brown Queen mine in the northern part of the study area. Limestone...moderate mineral resource potential for undiscovered molybdenum, gold, copper, uranium, and thorium, and low... mineral resource potential for undiscovered molybdenum, gold, silver, copper, lead, zinc, uranium, and |  | | Report (issue) | | Zinc....................... 4.................. Molybdenum and tungsten. ..................... Anomalous...tentatively correlated with them. Openings of an ancient mine are in this stock, and ancient workings are also...which were examined under ultraviolet light for scheelite and powellite. Magnetite was separated from the...and molybdenum. The heavy-mineral concentrate was analyzed chemically for copper, zinc, molybdenum, and...the magnetite chemically for copper, zinc, and molybdenum. The semiquantitative spectrographic analyses |  | Shelton, Kevin L., So, Chil-Sup, Rye, Danny M., Park, Maeng-Eon (1986) Geologic, sulfur isotope, and fluid inclusion studies of the Sannae W-Mo Mine, Republic of Korea; comparison of sulfur isotope systematics in Korean W deposits. Economic Geology, 81 (2) 430-446 doi:10.2113/gsecongeo.81.2.430 | Journal (article/letter/editorial) | | SulfurIsotope,and Fluid InclusionStudiesof the SannaeW-Mo Mine, Republicof Korea:Comparisonof Sulfur Isotope Systematicsin...RepublicOf Korea Abstract The Sannaetungsten-molybdenum mineis locatedapproximately 60 km northof Pusan...hydrothermalvein-type depositswhich comprisethe mine occurwithin an Upper Cretaceousmagnetiteseriesquartz...togetherwith pyriteandminoramounts THE Sannaetungsten-molybdenum mine (latitude of rutfie, hematite,magnetite,and...Republicof Korea (seeinsert) and the Sannae W-Mo mine area. physicaland chemicalconditionsof ore deposition |  | | Book | | times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...Li lithium M Mg magnesium M Mn manganese M Mo molybdenum M N nitrogen G Ns sodium M Nb niobium M oxygen...largest diamond ever found was the Cullinan (Premier mine, 1905), of 3,106 et., or 621.2 grams; from it were...time. Very few pipes are worth working. The Premier mine produces 1 million carats a year. Alluvial deposits:...trapezohedron faces (cp. Fig. 17, p. 131) . Switzerland. Be/,;w Elongated prismatic crysffiis (cp. Fig |  | | Journal (article/letter/editorial) | | 1207-1214 K-Ar Agesof the Major Tungstenand Molybdenum Deposits in Japan KEN' SI-IIBATA AND SHUNSO ISHIHARA...Japanweredatedby the K-Ar method. Ages of molybdenum deposits in the Molybdenum province,rangingfrom 65.2 to 46...acidicmagmathat formedgraniticrocksand ore deposits of the Molybdenum provincemay havebeengenerated later thanthoseof...dividedinto Barren,Tungsten, and Ueda, 1967) in the Molybdenum province. andMolybdenum provinces fromtheouter...continental)side (Ishirocksof the Tungstenand Molybdenum provinces, hara, 1971b). The Barrenprovinceis |  | | Journal (article/letter/editorial) | | THE TUNGSTEN AND MOLYBDENUM ORES OF THE WESTERN GREATER CAUCASUS-GENETIC CLASSIFICATION AND MINERALIZATION...Burgunker ABSTRACT It is argued that the tungsten and molybdenum ores of the Caucasus region are probably associated...demonstrated, however, that Cenozoic tungsten and molybdenum ores are negligible, if they are present in the...evidence. --M. E. Burgunker. * ** The study of the molybdenum and tungsten ores of the Greater Caucasus is...present paper studied the distribution patterns of molybdenum and tungsten ores in the region between 1955 |  | | Report (volume) | | separate publicationl (A) The Rose Creek Tungsten Mine, Pershing County, Nev., by R. J. Roberta (.published...Preliminary geologic map and section of the Rose Creek mine and vicinity, Pershing County, Nev.......1............ Geologic map and section of the Rose Creek mine, workings.................. Geologic map and sections...24. 25. 26. 27. 28. 29. 30. Map of the Stanley mine and its surroundings .............................Taylor Ranch mine showing magnetometer traverses... Magnetic map of the Taylor Ranch mine... Magnetic |  | | Journal (article/letter/editorial) | | wolframite and scheelite are quite rare and occur at only a few localities. Scheelite has been found...August 2017 Smith Mine, Newport, New Hampshire. Calcite occurs elsewhere at the Harding Mine, New Mexico....pseudomorphs after hurlbutite crystals at the Smith Mine, Newport, New Hampshire. RHODOCHROSITE, manganese...carbonate occurs in compact masses at the Stewart mine at Pala, California. A mass of intergrown beyerite...hundred pounds. It is also common in the Harding mine pegmatite of Taos County, New Mexico. From a number |  | | Journal (article/letter/editorial) | | 2000, pp. 1215–1230 Formation of Magnetite-Scheelite Skarn Mineralization at Kara, Northwestern Tasmania:...7001, Australia Abstract The Kara magnetite-scheelite deposit is located 40 km south of Burnie in northwestern...wollastonite ± quartz ± scheelite; stage II, garnet-vesuvianite-magnetite ± scheelite ± apatite ± quartz;...e-quartz ± chlorite ± garnet ± vesuvianite ± scheelite ± carbonate ± pyrite ± clinopyroxene; and stage...pervasively replace early mineral assemblages. Scheelite occurs in stages I through III and generally shows |
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