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| Geology of the Florence Area, Wisconsin and Michigan GEOLOGICAL SURVEY PROFESSIONAL Prepared under...Survey; University Extension The University of Wisconsin Geological and Natural History Survey; Michigan... PAPER 633 Geology of the Florence Area, Wisconsin and Michigan By CARL E. DUTTON GEOLOGICAL SURVEY...Survey; University Extension The University of Wisconsin Geological and Natural History Survey; Michigan...________________________________ Discovery and mining of iron ore_________________ Previous geologic work____ |
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| Menasha, Wisconsin, the Weis Earth Science Museum (figure 1) is part of the University of Wisconsin Oshkosh...designated it as the Official Mineralogical Museum of Wisconsin, and its mission is to preserve and promote the...the unique geologic and mining heritage of Wisconsin while underscoring the importance of earth science...teaching at Lawrence University in Appleton, Wisconsin. Ten years later, he moved to UW-Fox Valley where...his dream become a reality. Figure 5 (Left) - Wisconsin Mining Display. Both are author’s images. Figure |
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| 84 September 1950 PROGRESS OF GEOLOGIC WORK IN IRON AND DICKINSON COUNTIES, MICHIGAN By Carl E. Button...Washington 25, D. C. PROGRESS OF GEOLOGIC WORK IN IRON AND DICKINSON COUNTIES, MICHIGAN By Carl E. Button..................... Program in Iron County ...................... Iron River-Crystal Falls district'....Aeromagnetic survey of Iron County 1 1 1 2 2 2 2 2 2 3 4 4 Page Program in Dickinson County..................parts of central Dickinson County ... Aeromagnetic survey of Dickinson County.. Regional problems .... |
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| Sciences University of Wisconsin-River Falls 410 South Third Street River Falls, Wisconsin 54022 his is Wisconsin’s... breweries, bratwurst, and Packers football, Wisconsin also has a diverse geology and a history rich...forgotten, abandoned, and overgrown. In this respect, Wisconsin represents a frontier state for the mineral collector...Racine (Scovil 1994), the pegmatites of Florence County (Koehier 1989) and the Wausau area (Falster 1987)...summarizes and highlights what has been found in Wisconsin in the past 150 years and points the way to new |
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| Geology and Ore Deposits of the Iron River-Crystal Falls District, Iron County Michigan GEOLOGICAL SURVEY... Geology and Ore Deposits of the Iron River-Crystal Falls District, Iron County Michigan By H. L. JAMES, C..._______ Greenstone in the Hemlock FormationBird Iron-Bearing Member.._________ Thickness and relations...adjacent formations. _______-_____---_--_-Riverton Iron-Formation________________ General aspects....__...adjacent formations. _____----__-----_-__-Review of the iron-formation problem. Conditions of origin of the Paint |
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| pyromorphite in the Montezuma District, Summit County (Eckel et al., 1997): 1. “Pyromorphite, galena...yellowgreen transparent pyromorphite occurs with iron oxide minerals and barite.” 3. “Green pyromorphite...flat-topped mountain on the eastern side of Summit County, in the Montezuma Mining District (Figure 1). Access...the possession of Summit County, at which point it was offered up by the county to be incorporated back...Fluorite in Slate from the Bacco 424 Quarry, Iron County, Michigan Shawn M. Carlson 245 Jule Lake Road |
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| survey of iron-ore resources of the United States, with selected bibliography and tables of iron-ore reserves...al sources of iron ore___________________________________ Geographi c pattern of iron and steel industry...History of iron-ore production_________________________________ Mineralogy and geology of iron ores-___..._______---_-_____ 62 63 63 64 66 68 Principal iron-ore minerals.. i ' \ _ -_--__ ____ 68 Impurities...______ Types of iron-ore deposits.------------------------.--.--------Principal iron-ore deposits--------- |
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| MAGNETIC SURVEY AND GEOLOGY OF THE STAGER AREA, IRON COUNTY MICHIGAN By S. E. Good and F. J. Pettijohn Prepared... MAGNETIC SURVEY AND GEOLOGY OF THE STAGER AREA IRON COUNTY, MICHIGAN By 8. E. Good and F. J. Pettijohn ...Plate 1. 2. Geologic map of the Stager area, Iron County, Michigan...................................... In pocket Magnetic map of the Stager area, Iron County, Michigan. In two parts. (This map shows the...editorial suggestions. INTRODUCTION The Stager iron-bearing area is in sec. 31, T. 42 N., R. 32 W., |
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| (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur.................................................. Iron Deposits ···- ·································...exceptionally fine, twinned analcite crystals from Houghton County ························-··-······-··-········...··············· 41 2. Ankerite on siderite from Alpena County ···-··············-···················...stalactitic limonite from Negaunee in Marquette County .............................................. |
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| Economic Vol. 68, 1973, pp. 934-959 Precambrian Iron-Formations of the United States * R. W. B^YLE¾^m)...The thickest and most extensive Precambrian iron-formations of the United States are in the Lake...Lake Superior region, in Minnesota, Wisconsin, and Michigan. Thinner units occur within the Precambrian...of Colorado, New Mexico, and Arizona. The major iron-formations in the Menominee, Marquette, Gogebic...about 2 b.y. Lithologic associationsand detailed iron-formation stratigraphy,however, differ greatly from |
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| ....243 APPENDIX II: MINERAL SPECIES LISTED BY COUNTY ...............................248 ABOUT THE AUTHORS...Because of the discovery of the native copper and iron deposits in the Northern Peninsula, that region...contributions to our knowledge of the geology of the iron ranges remained scattered and fragmentary. The post-World...Northern Peninsula in both the Copper Country and the iron ranges by the U.S. and Michigan Geological Surveys...Ontonagon, Houghton, and Keweenaw Counties GROUP Iron and Dickinson Counties Jacobsville Sandstone u |
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| or equivalent Middle pre-Cambrian(Huronian) rocks Iron-formation shown in solid black Staurolite or equivalent...the Huronian sedimentary rocks, especially in the iron formations and the graywackes and slates, and in...(Algoman?) is recognized. In near-by areas of Wisconsin and Minnesota, a later thermal metamorphism is...of which lie in immediately adjacent parts of Wisconsin. The zones range in width from less than a mile...that of intermediate and high grade. The principal iron-ore deposits of the region—the "soft ores"—are restricted |
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| GEOLOGY OF THE CENTRAL PART OF THE IRON RIVER DISTRICT IRON COUNTY, MICHIGAN By Carl E. Button Prepared... GEOLOGY OF THE CENTRAL PART OF THE IRON RIVER DISTRICT IRON COUNTY, MICHIGAN By Carl E. Dutton CONTENTS................ Footwall strata.................. Iron-formation.................. Hanging-wall strata...surface in the south-central part of Iron River district, Iron County, Michigan...........................levels in the south-central part of Iron River district, Iron County, Michigan..... *................. |
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| Co / Munich, Germany Laguna Beach, California, USA tel: +1 949 494 5155 / info@kristalle.com The ...MAY–JUNE 2020 Articles The Montreal mine, Iron County, Wisconsin .........................................$324/three years, (Canada) $196/one year, (outside USA other than Canada) $275 for one year Subscription...photographer and book collector, was born in Cook County, Illinois on July 31, 1932, the son of Sophie Klainowski... He worked first as Assistant Director of Cook County Public Aid, 398 On the evening of October 15, |
 | Planavsky, Noah J., Slack, John F., Cannon, William F., O'Connell, Brennan, Isson, Terry T., Asael, Dan, Jackson, John C., Hardisty, Dalton S., Lyons, Timothy W., Bekker, Andrey (2018) Evidence for episodic oxygenation in a weakly redox-buffered deep mid-Proterozoic ocean. Chemical Geology, 483. 581-594 doi:10.1016/j.chemgeo.2018.03.028 | Journal (article/letter/editorial) |
| 06520, USA 2 U.S. Geological Survey (Emeritus), National Center, MS 954, Reston, Virginia 20192, USA 3 Department...Oceanographic Institution, Woods Hole, MA 02543, USA 4 Department of Earth Sciences, University of California-Riverside...California-Riverside, Riverside, California 92521, USA US *corresponding author: noah.planavsky@yale.edu...pockets of euxinia ED existing in predominantly iron-rich (ferruginous) deep waters. The Animikie Basin...Group) in the Iron RiverCrystal Falls district of the Upper Peninsula of Michigan, USA. Based on previous |
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| group______------___ Dunn Creek slate__________ Riverton iron-formation ______ Hiawatha graywacke.________ Stambaugh...TABLE 1. Lithologic sequence of Precambrian rocks in Iron and Dickinson Counties, Michigan____________ __...Lower and Middle Precambrian rocks that occur in Iron and Dickinson Counties. A sequence of Lower Precambrian...basis of detailed mapping in central Dickinson County; it consists of metamorphosed sedimentary and volcanic...arkose (oldest), Solberg schist with the interbedded iron-rich Skunk Creek member, and the SixMile Lake amphibolite |
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| FIG.. 4 PLS. MARCH 1951 IRON FORMATION AND ASSOCIATED ROCKS IN THE IRON RIVER DISTRICT, MICHIGAN By...By HAROLD L. JAMES ABSTRACT The iron formation of the Iron River district is part of a Precambrian sequence...strata characterized by a high iron content and varied mineralogy. The iron formation, where unoxidized...chert and siderite. It is underlain by a graphitic slate containing about 20 per cent iron in the form...finely disseminated pyrite. Graywacke overlies the iron formation with at least local disconformity; this |
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| GEOCHEMICAL DISTINCTIONS AMONG ENVIRONMENTAL TYPES OF IRON FORMATIONS MICHAEL M. KIMBERLEY Department of...environmental types of iron formations. Chem. Geol., 25:185--212 Classification of iron formations according...major iron-formation types are largely independent of deposit age. No evidence is found in iron formations...abundant inland seas. Shallow-volcanic-platform iron formations typically display large positive europium...phosphorus and alkali content, even within individual iron formations. Various minor-el6ment abundances may |
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| setting of Lower Proterozoic iron-formations in parts of northern Wisconsin by Carl E. Button Open-File...The geology of Precambrian rocks in northern Wisconsin has long been only generally known, largely because...magnetic sedimentary units, mostly lean magnetic iron-formations, that can be traced for long distances...the first half of the 1900 f s in exploration for iron ores. Although no exploitable orebodies have been...that useful body of data. Interest in exploring for iron ore in the project area during 19101914 led to geologic |
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| Range Super~oup in the . G0gebic Iron District, Michigan and Wisconsin GEOLOGICAL SURVEY Prepared in...Range Supergroup in the Gogebic Iron District, Michigan and Wisconsin By ROBERT GORDON SCHMIDT GEOLOGICAL...Precambrian X strata, particularly the Ironwood Iron-formation, and of the relationship between ore location...Range Supergroup in the Gogebic iron district, Michigan and Wisconsin. (Geological Survey bulletin ; 1460)...Stratigraphic--Precambrian. 2. Iron ores--Michigan--Gogebic Co. 3. Iron ores--Wisconsin--Iron and Ashland Cos. 4 |
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| 299-320 GEOLOGY OF THE TEMISCAMIE IRON-FORMATION, LAKE ALBANEL IRON RANGE, MISTASSINI TERRITORY, QUEBEC................................. 303 Temiscamie iron-formation 303 ...................................................................... Magnetitic iron-silicatemember ............................................. 319 319 ABSTRACT The Lake Albanel iron range is located 400 miles north of Montreal, l•uebec...area for iron ore since 1953. Sedimentsof the Mistassini group, which include the Temiscamie iron-formation |
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| EASTERN AND SOUTHEASTERN PARTS OF THE IRON RIVER DISTRICT IRON COUNTY, MICHIGAN By Harold L. James and Kenneth...-EASTERN AND SOUTHEASTERN PARTS OF THE IRON RIVER DISTRICT. ffiON ·COUNTY, MICHIGAN By Harold L. James and...• • • • • • Footwall strata..................... Iron-f'orma tion. • • • • • • • • • • • • • • • • • •...geology in the eastern part of' the Iron River district, Iron County; Michigan .* Hap of' magnetic data...data in the southeastern part of' the Iron River district, Iron County, Michigan* Hap showing inf'erred geology |
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| MAY, 1954 SEDIMENTARY FACIES HAROLD OF No. 3 IRON-FORMATION L. JAMES CONTENTS PAGE Abstract .................................... 239 The term "iron-formation" . .................................................... 239 240 The Precipitation of iron ................................................................................. 244 facies of iron-formation .................................................................... 274 Relationshipof iron-formationto volcanismand to geosynclinal development |
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| OF MICHIGAN N. KING OF THE IRONWOOD AND WISCONSIN • IRON- HUBER CONTENTS PAGE Abstract ............................. Stratigraphy of the Ironwood iron-formation .......................... General description...features of the iron-formation members .................... Lateral continuity of the iron-formation members...members .................. Alteration of the iron-formation ..................................... Primary...Primary mineralogy and compositionof the Ironwood iron-formation ........ Location of material studied |
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| hydrothermal settings where it occurs with barite, siderite, calcite, hausmannite, and braunite. Many occurrences...pyrolusite, goethlte, and an array of generally earthy iron and manganese oxides. It occurs in residual clays...Shenandoah County; the Vesuvius mine, Augusta County; the Midvale mine, Rockbridge County; prospects...prospects along Cove and Wolf Creeks, Bland County; and scattered localities in Botetourt, Frederick, Shenandoah...manganese ores of the Cartersville district, Bartow County, Georgia (Cook 1978). This fine manganite group |
