 | | Journal (article/letter/editorial) | | VULCAN IRON MINE, FORMATION IRON AT MOUNTAIN, JOHN T. CUMBERLIDGE THE GROVELAND MICHIGAN AND JOHN...G. STONE ABSTRACT The Groveland deposit,in the Upper Peninsula of Michigan, consistsof an E-W trending...Middle Precambrian Vulcan iron formation. At Groveland, the Vulcan Formation can be divided into four...INrl•OI)UCT•ON TnE 1094 Groveland AXI) CEXEi•AL 1102 1103 1105 1105 C•.OLOCY iron mine is located in an...15 miles north of the town of Iron Moun- tain, Michigan(Fig. 1). The mineis aboutin the centerof an E-W |  | | Journal (article/letter/editorial) | | Michigan Mineralogy: A LOCALITY INDEX TOM MORRIS, JR. 4553 Shenandoah Allen Park, Michigan 48101 Tom...occurrences. These localities have been listed by county; and, strictly for convenience, the list has been...compiling this information was The Mineralogy of Michigan (Heinrich, 1976), which should be consulted by...locality labeling of Michigan specimens. It should be pointed out that the list of Michigan mineral localities...None theless, with the aid of a good state or county map, plus local inquiries, the list could be helpful |  | | Book | | Mineralogy of Michigan by E. W. Heinrich updated and revised • by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 © MINERALOGY OF MICHIGAN 3 FOREWORD...FOREWORD Michigan has a long and varied geologic history that includes repeated episodes of volcanism...before the first Europeans set foot here. When Michigan became a state in 1837, one of the first actions...and we continue to learn more about them today. Michigan minerals helped to build the state and nation |  | | Report (issue) | | (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur...the surface and between the nodular masses. The Michigan Bicentennial symbol (back cover) incorporates...Survey Division BULLETIN 6 THE MINERALOGY OF MICHIGAN by E. Wm. Heinrich Professor of Mineralogy and...University of Michigan Ann Arhor, Michigan Lansing, Michigan 1976 STATE OF MICHIGAN WILLIAM G. Mrr...State of Michigan CL '48 s.321.6. Printed by Speaker-Hines and Thomas, Inc., Lansing, Michigan. Available |  | | Report (issue) | | Geology of Central Dickinson County Michigan GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation...Division^ Michigan Department of Conservation PAPER 310 Geology of Central Dickinson County Michigan By...cooperation with the Geological Survey Division, Michigan Department of Conservation UNITED STATES GOVERNMENT...--_ Age relations.___-_-___-_-_-_-___-___--_ Dickinson group.__-_-_-_____-_______--_-___ East Branch...amphibolite____-_-_____-__ Dickinson group (undivided)__-_____-___Conditions of deposition of the Dickinson group._-- |  | | Journal (article/letter/editorial) | | on the campus of the sault Ste. Marie Branch of Michigan Technological university in conjunction with the...deposits, Houghton, Baraga and Ontonagon Counties, Michigan A. P. Ruotsala, G. J. Koons, and S C. Nordeng...Nordeng The Mn-bearing minerals of Champion mine, Champion, Michigan 10:2.5 Unique intergrowth of calcite...BEARING X{INERALS OF CHAMPION CHAMPION, MICHIGAN L. Belcocx, MINE. Michigut, Tecl,tnol,ogi.cal Llniversi...Llniversi,ty, IIoughton, Michigon champion Mine is a "hard" iron ore producer on the southern limb of the |  | | Journal (article/letter/editorial) | | necessary for the depositto be perfectin every re- mine may be transformedinto a moreprofitableone gard...ascertainjust what the ultimate geographicdistribution, mine developershave an value per ton may be. Only after...("Archean")rocks Sillimanite or equivalent REPUBLIC MINE GROVELAND MINE ':: :i .. REPUBL• MENOMIN FIG. 1. The...taconite-typeiron ore plants in the Upper Penninsulaof Michigan. (After James, 1955.) (after Gunderson and Schwartz...Range, for example, the local of a felty massof cummingtonite needles reject luckily provedto containa disproportionately |  | | Book | | Superior mining The Keweenaw copper district of Michigan 33 35 35 Copper mining on Isle Eoyal and elsewhere...developments 45 ., 45 Clinton iron ores of Dodge County, Wis 45 Paleozoic iron ores in western Wisconsin...geologic 70 knowledge 72 Bibliography 73 Michigan Northern Wisconsin Minnesota 77 Ontario 81...Michipicoten Island Keweenaw Point and northern Michigan and Wisconsin Keweenawan mesas Huronian monoclinal...Chapter X. The Penokee-Gogebic iron district of Michigan and Wisconsin Location, succession of rocks, and |  | | Report (issue) | | Iron, Fayal, and Biwabik mines XXIII. Map of Adams mine with bottom of the ore deposit indicated by contours...contours XXIV. A, Railway cut in approach to Oliver mine at Virginia, showing close jointing and at Oliver... XXVI. 130 mine, Virginia ----_Oliver mine at Virginia in 1900 A, Mountain Iron mine, looking north...north through mine; B, Steam shovel "bucking" --bank of ore, Mountain Iron mine A, Stripping operations,... Sharon mine; B, View of Auburn mine, open pit and shaft. A, Panoramic view of Adams mine; B, Panoramic |  | | Book | | are recoverable from Minnesota, Wisconsin, and Michigan by present-day technological methods (Marsden...northern Wisconsin, and the northern peninsula of Michigan (Fig. 2-2). This basin has been informally termed...quantities of volcanic rocks, particularly in northern Michigan. In general the rocks in the basin record a complete...RiverrCrystal Falls ranges of northern Wisconsin and Michigan (Fig. 2-3). GEOCHRONOLOGY A major stratigraphic...younger (Van Schmus, 1976). In parts of northern Michigan they unconformably overlie Archean basement rocks |  | | Report (volume) | | detailed study (1921) of the "alkalic" rocks of Essex County.. Much of- the evidence bearing on the petrology...History, gave access to Sears' collection of Essex County rocks. Credit for specific analyses and paleontologic...consanguinity with the Dedham (?) Granodiorite of Essex County and the proven Precambrian age of the Dedham Granodiorite...clastic sedimentary rocks crop out along Old Copper Mine Road and Rowley Bridge Road in Topsfield. The greenstone...of the rocks exposed at the old Endecott copper mine, southwest of the intersection of Hill Street and |  | | Report (issue) | | --------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County --...-----------------------------Pima County -------------------------------Pinal County -------------------------------Santa...-------Santa Cruz County --------------------------'ravapai County -----------------------------'ruma |  | | Report (volume) | | ............................................. Michigan ............................................................................................. Michigan ............................................................................................. Michigan ..........................'...... ....I.........Alabama, McCalley, 3819. Iron ore mines in Jefferson County, Castlcnian, 777. Leaf impressions in the Eocene...papers, Van Hise, 5680. Crystal Falls district, Michigan, Van Hise, 5709. Current pre-Cambrian North American |  | | Report (issue) | | commercial borates. Lawsonite, first found in Marin county in 1895, has proved to be of great petrographic...nickel telluride, melonite, found in Calaveras County in 1867. New minerals and new mineral this is ...products. The gem-bearing pegmatites of San Diego County have aroused special masses, interest. Many ...short articles on California diamonds. A Amador County: few small stones have been picked up near the...recently, one of 21 carats near Plymouth. ; Butte County: In 1853 it was observed that diamonds occurred |  | | Report (issue) | | observed in the gold gravels at Cherokee, Butte County, and this locality, became the most noted one in...short articles on California diamonds. A Amador County: few small stones have been picked up near the...towns of Volcano, Oleta and Fiddleto^vn. Butte County: In 1853 it was observed that diamonds occurred...Thompson Flat, two miles north of Oroville. El Dorado County: A diamond weighing 1| carats was found at Forest...in White Rock canyon and at Smith's Flat. Fresno County: Small diamonds are reported to have been found |  | | Report (volume) | | George G. The Metaline district, Pend Oreille County, Washington, [Chap.] 6 in Lead-zinc deposits in...1970. 04915 Addle, George G. The Reeves MacDonald mine, Nelway, British Columbia, [Chap.] 7 in Lead-zinc...Moid Uddin. A hydrological approach to control acid mine pollution for Lake Hope: Ground Water, v 8, no....fill of Red Light Bolson, southeastern Hudspeth County, Texas, in Geology of the southern Quitman Mountains...along Maple River in northeastern Clinton County, Michigan, U.S.A. (their morphologic, genetic and geomorphic |  | | Report (issue) | | Silurian stratigraphy of northeastern Aroostook County, Maine 1 . David C. Roy and Ely Mencher Discussion:...Silurian stratigraphy of northeastern Aroostook County, Maine... Louis Pavlides Lower Devonian Seboomook...described by Ludman thins to 2,100 m in Aroostook County, according to Roy and Mencher. Above this, B. A...one of dominantly siliceous schists. In Aroostook County, Maine, Roy and Mencher find that volcanic components...Silurian Stratigraphy of Northeastern Aroostook County, Maine C. Roy Department of Geology and Geophysics |  | | Book | | variety, etc. T Tsumeb (vol. 8, no. 3) M y Michigan Copper Country (vol. 23, no. 2) Co. Company...five book-format issues (8/#3, Tsumeb; 23/#2, Michigan Copper Country; 23/#4, Yukon Phosphates; 24/#2...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298 |  | | Report (issue) | | A293-A298 of this chapter. Numerous Federal, State, county, 1and local agencies and other organizations and..._ _ Wisconsin ______ -- ____ -----------------Michigan-----------------------------OhiO-------------...cooperators ____________________________ _ 251 State, county, and local cooperators ______________ _ 251 Other...geochronologic studies in the Bodie district, Mono County, Calif., by M. L. Silberman and F. J. l{leinhampl...06 ppm), and chlorine ( 0.04 percent). Gold Acres mine, Nevada.-T. J. Armbrustmacher found anomalously |  | | Report (volume) | | 74, Ph miles east of Dutchtown, Cape Girardeau County, Mo. Type section cut by northtrending fault with...stream in NEIA sec. 33, T. 16 N., R. 14 E, Wayne County. Named after village of Abington, about 3 miles...Named for Adam Peak in Osgood Mountains, Humboldt County. Occupies belt about 21f2 miles long on western...Portlandian) age. Mapped around Adobe Flat in Stanislaus County. Well exposed west of Wilcox Ridge in sec. 23,...Airport, sec. 30, T. 19 N., R. 103 W., Sweetwater County. Akah Substage Pennsylvanian (Desmoinesian): Utah |  | | Journal (volume) | | degrees in economic geology from the University of Michigan. Since 1981, he has taught at the University of...the CSIRO in roles including science adviser for mine processing. He previously advised companies such...senior exploration geologist at Sishen iron ore mine for the same company. For the past 8 years he has...he was employed as an exploration, project, and mine geologist in the Amapá State (Amazon region), working...completed in 1999. From 1997 to 2003, Carlos worked as a mine and resource geologist at the Águas Claras and Pico |  | | Report (issue) | | Pennsylvanian age in Massachusetts are the Coal Mine Brook Formation (Pcm) at Worcester on the east edge...synclinorium (Goldsmith and others, 1982a). The Coal Mine Brook Formation is discussed in the chapter on the...Triassic and Jurassic rocks lies northeast of Essex County in the Gulf of Maine (Uchupi, 1966) and in the...Middleton, and Topsfield northwest of Salem, Essex County (fig. 3), contains a few shale beds bearing plant...occupy a small basin, the Middleton basin in Essex County ("Re), and lie in the RED ARKOSIC CONGLOMERATE |  | | Report (volume) | | 5 in., inch or inches. Circ., Circular. Co., County or Company. Indus., Industrial. Inst., Institute...thence S. of Little Mtn, thence N. of Culbreath Mine, thence N. of Meeting St. (2 mi.), and thence direct...Pre-Cambrian : Central southern Virginia (Mecklenburg County). F. B. Laney, 1917 (Va. Geol. Surv. Bull. 14,...into part of that coal group. Exposed near Aberdeen mine, NE. of Kenilworth, Castlegate quad., Carbon Co...Tert. age of Abilene cgl. Named for Abilene, Dickinson Co. • Abilene formation. Permian : Central and |  | | Report (issue) | | -------------Kentucky -----------------------------Michigan _____ ------------------------Nebraska ------...----Massachusetts _________________________ _ Michigan _________ -- _---- _--------- _- -Minnesota -...Geotechnical and geohydrological studies in Fairfax County, Virginia _________ _ Connecticut Valley Urban...l cooperators ----------~------------- State, county, and local cooperators ---------Other cooperators...stock in the Warm Springs mining district of Blaine County, Idaho, appears to be the source of lead-silver |  | | Report (volume) | | Bull. 1060-D, p. 193, 252-253, pl. 7. In Nemaha County, Kans., member is basal unit of Howard limestone...Aarde farm, sec. 4, T. 26 S., R. 11 E., Greenwood County. Aaron Slatet Precambrian or Paleozoic: Central...Central Railroad, sees. 5-7, T. 11 S., R. 5 E., Pope County. Named for Abbott Station. Abbyville Gabbrol Precambrian...map. Occurs in vicinity of Abbyville, Mecklenburg County. Abercrombie Formationl Middle Cambrian: Western...above Pope Creek coal. Named for Aberdeen, Butler County, Ky., where it stands out in prominent cliffs along |
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