 | | Report (issue) | | Geology and Ore Deposits of the Cuyuna North Range Minnesota GEOLOGICAL SURVEY PROFESSIONAL PAPER...407 Geology and Ore Deposits of the Cuyuna North Range Minnesota By ROBERT GORDON SCHMIDT GEOLOGICAL...1924Geology and ore deposits of the Cuyuna North range, Minnesota. Washington, U.S. Govt. Print. Off....87-91. l.Geology Minnesota Cuyuna North range. 2.Ore-deposits Minnesota Cuyuna North Range. S.Iron ores Minnesota...Minnesota Cuyuna North range. I.Title: The Cuyuna North range, Minnesota. (Series) For sale by the Superintendent |  | | Report (issue) | | GEOLOGY OF THE CUYUNA DISTRICT, MINNESOTA: A PROGRESS REPORT UNIVERSITY OF MINNESOTA MINNESOTA GEOLOGICAL...DIRECTOR BULLETIN 36 The Geology of the Cuyuna District, Minnesota A PROGRESS REPORT BY FRANK F. GROUT...WOLFF, SR. MINNEAPOLIS· 1955 THE UNIVERSITY OF MINNESOTA PRESS PRINTED AT LUND PRESS, INC., MINNEAPOLIS...mines of the Cuyuna district in considerable detail. About 1940 a brief synopsis of Cuyuna geology was...the University of Minnesota. In 1941 Mr. Grout started active field work on the Cuyuna largely in connection |  | | Report (issue) | | ijJ~t 1tuiUtfaity of .fIiuutania MINNESOTA GEOLOGICAL SURVEY WILLIAM H. EMMONS, DIRECTOR IN...REPORT ON THE GEOLOGY OF EAST CENTRAL MINNESOTA INCLUDING THE CUYUNA IRON-ORE DISTRICT BY E. C. HARDER...A. W. JOHNSTON MINNEAPOLIS The University of Minnesota 19 1 8 CONTENTS Introduction ................ . . . . . . . . .... . 2 General geology of Minnesota. . . . . . . . . . . .... . . . . . . . . . .... . . . . . ... 4- 1 5 Rocks of east central Minnesota. . . . . . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | ~-~--- UNIVERSITY OF MINNESOTA lY,IINNESOTA GEOLOGICAL SURVEY G. M. SCHWARTZ. DIRECTOR BULLETIN 34...34 Bibliogr_aphy of Minnesota Geology BY THEODORA G. MELONE AND LEONARD W. WEIS MINNEAPOLIS • 1951...-'- BIBLIOGRAPHY OF MINNESOTA GEOLOGY UNIVERSITY OF MINNESOTA MINNESOTA GEOLOGICAL SURVEY G. M...SCHWARTZ. DIRECTOR BULLETIN 34 Bibliography of Minnesota Geology BY THEODORA G. MELONE AND LEONARD W...W. WEIS MINNEAPOLIS· 1951 THE UNIVERSITY OF MINNESOTA PRESS Acknowledglnents The following bibliography |  | | Report (issue) | | __-_---_--___ Vermilion range, Minnesota_________._______________________ Mesabi range, Minnesota-------__-_---...------__--_Cuyuria range, Minnesota.__________-___________-_----__.-Gogebic range, Michigan and Wisconsin..._____________________ Menominee range, Michigan and Wisconsin___________________ Marquette range, Michigan..______...leading domestic source by 1890, and the Mesabi range in Minnesota has been the world's most productive area...the iron content of marketable ore has a lower range from 30 to 67 percent. Chemical constituents other |  | | Report (issue) | | ______ Iron oxides __ _______________________ Goethite (a-FeO (OH) ) and limonite _ Lepidocrocite (y-FeO(OH)...TABLES 1-4. Analyses of 1. Separated limonite (goethite) ooliths from two Mesozoic W3 ironstones.-------...________________ 8-19. Analyses of 8. Oolitic limonite (goethite) iron18 stone. _____________________ 9. Hematite-rich...Occurrences of iron-rich beds of Precambrian age 23. North and South America,. 34 24. Europe and Asia__--___--_36...depositional or diagenetic origin, have a wide range of physical and chemical properties, in part because |  | | Journal (article/letter/editorial) | | northern Wisconsin, Michigan and east-central Minnesota, USA: Implications for future exploration T Theodore...LLC, 34898 University Ave, Cambridge, MN 55008, USA A R T I C L E I N F O A B S T R A C T Keywords:...northern Wisconsin, Michigan and east-central Minnesota, USA. These cycles are responsible for significant...have a more than reasonable chance of successful mine development under today’s strict regulatory permitting...operation and closure of the Flambeau copper-gold mine in the 1990s coupled with the discovery of the large |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE:...CARTERSVILLE: area barite pitsBarite, Geodes, Goethite, Hematite, Limonite, Iron minerals; area mines, |  | | Report (volume) | | Ark. Geol. Survey County Min. Rept.; Ann. Rept. -Arkansas Geological Survey, County Mining Report; Annual...Geologia Argentina Bol.. - Direcci6n Nacional de Mine ria y Geolog:la [Argentina], Boletin. 192 CONTRIQ...Water Res. County Rept. -Maryland Department of Geology, Mines, and Water Resources, County Report. Md...Md. Geol. Survey County Rept. -Maryland Geological Survey, County Report. Meddel. om Gr¢nland- Meddelelser...York. Min. World-Mining World. Seattle. Mine and Quarry Eng. -Mine and Quarry Engineering. London. Miner-The |  | | Book (volume) | | grading to 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; |  | | Book (volume) | | grading to 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; |  | | Journal (article/letter/editorial) | | several new localities, including the Flambeau copper mine near Ladysmith (Rosemeyer 1999, the Vulcan Materials...Racine (Scovil 1994), the pegmatites of Florence County (Koehier 1989) and the Wausau area (Falster 1987)...zircon), particularly in the Wausau area of Marathon County (Falster 1987). Middle Proterozoic quartzites (1...found there (Merge 1996). One deposit, the Flambeau mine near Ladysmith, has already been mined. Other deposits...krennerite, dzahlindite, and kolbeckite. To the north a different early Proterozoic metasedimentary sequence |  | | Journal (article/letter/editorial) | | Since 1975, the mines are inactive. The Ambiciosa mine is 2 km southwest of Vide de Alba, the Maria Carmen...Carmen is 1 km west of San Blas, and the Astur mine is 2 km northeast of Nuez de Aliste (Fig. 1). The (Ba...barite-bearing siliceous and carbonate beds that range in thickness from 0.15 to 0.40 m in the mineralized...composition BaAl2Si2O8•nH2O over the compositional range 0 < n < 1. Where n = 0, the phase is equivalent...are located: (1) Ambiciosa mine, (2) Maria Carmen mine and (3) Astur mine. 1039 39#4-août-01-2256-06 |  | | Journal (article/letter/editorial) | | specific localities using section, township, and range if the information was available to assure accuracy...October 2014 Mineral Index by Counties Alfalfa County Carmen, 2 mi. NE of Carmen, 1 .1 mi. W of Highway...Permian-age Crisfield Sandstone: malachite. Adair County Bunch, near Bunch, secs.l.5, 16, T.14N, R.24E:...fluorescent and phosphorescent) (Gilmore 1963). Beckham County Malachite localities, SW1/4 SE1/4 sec.36 and SE1/4...at Great Salt Plains, Alfalfa County. Joe Lobell photo. Blaine County Southard, quarries of the U.S |  | | Journal (issue) | | Number Three Articles The Tonopah-Belmont mine, Maricopa County, A rizona by G. B. Allen & W. Hunt 139...........221 COVER: ANGLESITE from the Touissit mine, Morocco. The large crystal measures 4.5 cm. This...Henry Truebe, Chairman (Dallhold Resources, 2002 North Forbes Blvd., Tucson, AZ 85745), with your topic...Chichibu mine” (by Kuniaki Kato and Hidemichi Hori), “ Collecting report: Hikagezawa gold mine, Shizuoka...Avenue Sun City, Arizona 85351 he Tonopah-Belmont mine is a micromounter’s paradise. An un common suite |  | | Journal (article/letter/editorial) | | specimen sent you recently. It was found in Coosa County, Ala., near Rockford. You have my permission to...Brown Ave., Terre Haute, Ind. I O W A — From Marion County, Iowa, we have an interesting specimen consisting...consisting of tiny, lustrous, black xls of goethite with small pale smoky quartz xls — both on drusy gray calcite...which in turn coats dark gray limestone. Some goethite penetrates the gemmy quartz xls —in fact a number...upper winding road nearly 2 miles, north y2 mile, west 1 mile and north y2 mile to a fence. Leave car and |  | | Journal (volume) | | of the Pic de Fon Iron Oxide Deposit, Simandou Range, Republic of Guinea, West Africa I. L. Cope, J....Brief History of High-Grade Iron Ore Mining in North America (1848-2008) Philip E. Brown 361 Part IV...four sheets at a 1:100,000 scale in the Espinhaço Range and has worked widely in Brazil and shield South...Mineração Santa Blandina, and Amarillo Gold, on a broad range of commodities, including gold, diamonds, iron,...is professor of economic geology and teaches a range of undergraduate and graduate classes, many with |  | | Journal (article/letter/editorial) | | really appears to be the start of a quickly abandoned mine and is located near Huntsville (Madison Co.), Alabama...mining operation is a barite mine operated by the National Lead Co. The mine is easily seen from Highway...dump of the old open pit Sodium Sulphate mine in Imperial County near BertROCKS AND MINERALS ram siding...the east side of the Saltón Sea, about 20 miles north of Hiland, Calif. Downloaded by [University of...crystallization set in forming the quartz and goethite which produced the onegite. Also running through |  | MacArthur, J.L., Bridges, J.C., Hicks, L.J., Burgess, R., Joy, K.H., Branney, M.J., Hansford, G.M., Baker, S.H., Schwenzer, S.P., Gurman, S.J., Stephen, N.R., Steer, E.D., Piercy, J.D., Ireland, T.R. (2019) Mineralogical constraints on the thermal history of martian regolith breccia Northwest Africa 8114. Geochimica et Cosmochimica Acta, 246. 267-298 doi:10.1016/j.gca.2018.11.026 | Journal (article/letter/editorial) | | forming goethite, identified via XRD, XANES and FTIR. Comparing with previous studies, the goethite is likely...martian origin. The martian breccia contains a wide range of crystalline clasts from low-Ca pyroxene to plagioclase...characteristics that indicate slow cooling rates and a range of parent rocks and formation depths, so must have...(Leroux et al., 2016). There is also a diverse range of basaltic and alkaline igneous clasts (Santos...2013) as shown by the presence of maghemite and goethite (Gattacceca et al., 2014). These results suggest |  | | Journal (article/letter/editorial) | | 61801, USA b Florida State University, Department of Oceanography, Tallahassee, FL 32306, USA Received...non-biostimulated soil, the spectral components assigned to goethite were greatly diminished in intensity in the samples...2003; Fredrickson et al., 2004; Istok et al., 2004; North et al., 2004; Michalsen et al., 2006). To stimulate...co-precipitated with maghemite, magnetite, or goethite, the uranium species are oxyhydroxides and are...Studies (Petrie et al., 2003; Istok et al., 2004; North et al., 2004) found that indigenous Fe-reducing |  | Berquó, T. S., Imbernon, R. A. L., Blot, A., Franco, D. R., Toledo, M. C. M., Partiti, C. S. M. (2007) Low temperature magnetism and Mössbauer spectroscopy study from natural goethite. Physics and Chemistry of Minerals, 34 (5) 287-294 doi:10.1007/s00269-007-0147-9 | Journal (article/letter/editorial) | | and Mössbauer spectroscopy study from natural goethite T. S. Berquó · R. A. L. Imbernon · A. Blot · D...magnetic characterization was made of natural goethite from Burkina Faso, Africa, by using low temperature...point to the occurrence of typical high coercivity goethite. Through Mössbauer spectroscopy sample BL44, from...Geology and Geophysics, University of Minnesota, Minneapolis, MN, USA e-mail: berqu013@umn.edu R. A. L. Imbernon...Universidade de São Paulo, São Paulo, SP, Brazil to goethite this sample also contained magnetite, as determined |  | | Report (volume) | | Nickel Deposits of North America By H. R. CORNWALL GEOLOGICAL SURVEY BULLETIN 1223 Geology, resources...-----------------------------------Alexo Nickel mine ____________________________________ - ___ Kenora...----------------------------------------Saline CountY--------------------------------------------Cal...---------------------------------------Boulder CountY------------------------------------------Conne...--------------JGnox CountY--------------------------------------------Minnesota--------------------- |  | | Journal (issue) | | Wyoming e 8s Iron Ore Range Shipments by mines for 1958, 1959, 1960 B96 Open Pit Mine Production ef 3 ...Advances Tons mined and stripped & 99 Underground Mine Production from 1955 through 1960 > 101 Geology...separations and highest recoveries. Specific Gravity Range: 1.25 to 3.40 Capacity: 5 to 500 TPH Separatory...your immediate problem? Either way—and for a wide range of applications between these extremes—Atlas Copco...built for heavy off-highway service in construction, mine, quarry and industrial tons For work under large |  | Dublet, G., Juillot, F., Morin, G., Fritsch, E., Noel, V., Brest, J., Brown, G. E. (2014) XAS evidence for Ni sequestration by siderite in a lateritic Ni-deposit from New Caledonia. American Mineralogist, 99 (1) 225-234 doi:10.2138/am.2014.4625 | Journal (article/letter/editorial) | | LCF analysis of the EXAFS spectra indicates that goethite and serpentine are the major Ni hosts in the upper...addition, non-biologically driven transformations of goethite or hematite to siderite have been studied at elevated...Late Cretaceous (Cenomanian) in southwestern Minnesota (Fritz and Toth 1997; Toth and Fritz 1997; Feng...Nibearing siderite was reported for these laterites. In mine tailings from Sardinia, selective chemical extraction...double-crystal monochromator over the 8.2 to 9.1 keV energy range. Fe K-edge EXAFS data for the synthetic siderite |  | | Journal (article/letter/editorial) | | oxidation have been proposed to explain the large range in Fe isotope compositions observed in Archean sedimentary...δ56 Fe value lies closer to the high end of this range. The higher heat flow in the Archean probably produced...which have δ56 Fe values higher than Fe2+ aq . The range in Fe isotope compositions measured for low-temperature...relatively small and appears to be −0.9‰ and −0.3‰ for goethite and hematite, respectively, in both biologic (Crosby...(Crosby et al. 2005, 2007) and abiologic (Kennedy et al. 2006) experiments. These fractionations are |
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