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| Geology of the Negaunee Quadrangle, Marquette County, Michigan GEOLOGICAL SURVEY PROFESSIONAL PAPER 788...of the Michigan Department of Natural Resources Geology of the Negaunee Quadrangle, Marquette County...County, Michigan ByWILLARD P. PUFFETT GEOLOGICAL SURVEY PROFESSIONAL PAPER 788 Prepared in cooperation with...with the Geological Survey Division of the Michigan Department of Natural Resources Description of an...composition ................................ Wewe Slate................................................ |
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| Menominee Iron-Bearing District Dickinson County, Michigan and Florence and Marinette Counties, Wisconsin...cooperation with the Geological Survey Division, Michigan Department of Conservation PAPER 513 Geology...Menominee Iron-Bearing District Dickinson County, Michigan and Florence and Marinette Counties, Wisconsin...cooperation with the Geological Survey Division, Michigan Department of Conservation 'I UNITED STATES...Iron-Bearing Members_ Brier Slate Member _________ - __ - __ -Loretto Slate Member ______________ _ Conditions |
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| MENOMINEE GENERALIZED GEOLOGIC MAP OF NORTHERN MICHIGAN, SHOWING METAMORPHIC ZONES BULLETIN OF THE GEOLOGICAL...REGIONAL METAMORPHISM IN THE PRECAMBRIAN OF NORTHERN MICHIGAN BY HAROLD L. JAMES ABSTRACT Precambrian rocks...an area of about 7500 square miles in northern Michigan. Of this area, approximately 3300 square miles... 1456 H. L. JAMES—REGIONAL METAMORPHISM, NORTHERN MICHIGAN ILLUSTRATIONS Downloaded from gsabulletin.gsapubs...Figure Page 1. Township and range map of northern Michigan and adjacent parts of Wisconsin 1457 2. AKF diagram |
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| Stratigraphy of Pre-Keweenawan Rocks in Parts of Northern Michigan GEOLOGICAL SURVEY PROFESSIONAL PAPER 314-C Prepared...cooperation with the Geological Survey Division, Michigan Department of Conservation Stratigraphy of...of Pre-Keweenawan Rocks in Parts of Northern Michigan By HAROLD L. JAMES SHORTER CONTRIBUTIONS GEOLOGICAL...cooperation with the Geological Survey Division, Michigan Department of Conservation UNITED STATES GOVERNMENT...River formation._ Amasa formation__ ________ Michigamme slate. _________ Badwater greenstone _________ Paint |
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| Geology of the Kiernan Quadrangle Iron County Michigan By JACOB E. GAIR and K. L. WIER GEOLOGICAL...relations______________________________________________ Michigamme slate_____________________________________________...basic intrusive rocks__________________________ Quartz porphyry_ _ _ __ _ _ __ __ __ __ _ _ __ __ __ __...__ __ __ __ __ _ _ __ _ _ __ __ __ __ __ __ _ Michigamme Mountain and vicinity_ _ __ __ __ _ __ _ __ __...PLATE 1. Geologic map of Kiernan quadrangle, Iron County, Mich. 2. Map showing relationship of magnetic |
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| Geology of the Florence Area, Wisconsin and Michigan GEOLOGICAL SURVEY PROFESSIONAL Prepared under...Wisconsin Geological and Natural History Survey; Michigan Department of Conservation^ Geological Survey... Geology of the Florence Area, Wisconsin and Michigan By CARL E. DUTTON GEOLOGICAL SURVEY PROFESSIONAL...Wisconsin Geological and Natural History Survey; Michigan Department of Conservation, Geological Survey...__ Hemlock(?) Formation-_________________ Michigamme Slate._____________________ Definition, distribution |
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| Tectonic Dewatering and Strain in the Michigamme Slate, Michigan ABSTRACT Cleavage in graywacke, siltstone...siltstone, and pelite of the Michigamme Slate appears to have been produced by tectonic dewatering. Clastic...of the Michigamme Slate may have occurred after tectonic dewatering of the underlying Siamo Slate. INTRODUCTION...proposed that slaty cleavage in the Martinsburg Slate in Pennsylvania was initiated by the escape of excess... and Williams and others (1969) have described slate of various ages from other areas where tectonic |
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| Geology of the Kelso Junction Quadrangle Iron County, Michigan By KENNETH L. WIER GEOLOGICAL SURVEY BULLETIN...cooperation with the Geological Survey Division Michigan Department of Conservation tUtIV JUN271967 S...____________________________________________ Michigamme Slate.-__.._____-________._________._._._._._.__...___________________________________ Metagabbro dike in the Michigamme Slate.______________ Metadiabase associated with...metadiabase in Margeson Creek Gneiss..._______ Quartz porphyry in Randville Dolomite._________________ |
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| 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...____ Hemlock formation. ____________________ Michigamme slate______________________ Description ____...iron ore in the areas east of central Dickinson County.. ________________ Other materials of economic |
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| The Reany Creek Formation Marquette County Michigan By WILLARD P. PUFFETT CONTRIBUTIONS TO STRATIGRAPHY...cooperation with the Geological Survey Division Michigan Department of Conservation Description of a new...new formation of Precambrian age in northern Michigan UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON..._-_____---_________--__--_----__ Graywacke and slate with disrupted beds of arkose and dispersed boulders...granitic rock (middle unit)_________________________ Slate.------..--------..--------.-.---.---.-------------- |
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| to revision of the pre-Cambrian correlation of Michigan, which touch more or less also the correlations...general change, but he agrees with Allen that Michigan correlation should be carefully tested to ascertain...may be equivalent to certain series elsewhere in Michigan, now otherwise correlated. I. CORRELATION ON...Copps formation as the equivalent of the Upper Marquette series, the Princeton series,' and certain formations...Formations of the Gwinn Iron-bearing District of Michigan," Jour. Geol., XXII (1914), 560-73. DISCUSSION |
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| Geology of the Lake Mary Quadrangle Iron County, Michigan By RICHARD W. BAYLEY GEOLOGICAL SURVEY ...cooperation with the Geological Survey Division Michigan Department of Conservation UNITED STATES GOVERNMENT...1919Geology of the Lake Mary quadrangle, Iron County, Michigan. Washington, U. S. Govt. Print. Off., 1959...Survey Division, Michigan Dept. of Conservation. Bibliography: p. 108--110. 1. Geology-Michigan-Iron Co. Iron...Iron County, Michigan. (Series) QE75.B9 no. 1077 ----Copy 2. 1. Title: Lake Mary quadrangle, 557.74975 |
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| KEWEENAWAN OR EARLY CAMBRIAN GLACIATION IN UPPER MICHIGAN BY RAYMOND C. MURRAY GENERAL STATEMENT Striations...cracks are present on the upper surface of the Michigamme slate where it is unconformably overlain by the...the Jacobsville sandstone west of L'Anse, Michigan (Fig. 1). These features and their stratigraphic position...position suggest glaciation in Upper Michigan in the late Precambrian or early Cambrian. No such glaciation...1951). west of the west town limits of L'Anse, Michigan. The location on the highway is marked by a large |
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| the Iron River-Crystal Falls District, Iron County Michigan GEOLOGICAL SURVEY PROFESSIONAL Prepared...cooperation with the Geological Survey Division of the Michigan Department of Conservation PAPER 570 Geology...the Iron River-Crystal Falls District, Iron County Michigan By H. L. JAMES, C. E. BUTTON, F. J. PETTIJOHN...cooperation with the Geological Survey Division of the Michigan Department of Conservation UNITED STATES GOVERNMENT...adjacent formations. ______________________ Michigamme Slate._____________________ General aspects___________________ |
 | Carlson, Shawn M., Robinson, George W., Elder, Mark J., Jaszczak, John A., Bornhorst, Theodore J. (2007) Greenockite and Associated Uranium-Vanadium, Minerals from the Huron River Uranium Prospect Baraga County, Michigan. Rocks & Minerals, 82 (4) 298-309 doi:10.3200/rmin.82.4.298-309 | Journal (article/letter/editorial) |
| University] at 17:57 01 December 2014 Baraga County, Michigan Figure 1. Contact between mineralized brecciated...brecciated quartzite and Michigamme Slate at the Huron River uranium prospect; Mark Elder photo. Figure...THEODORE J. BORNHORST2 1 PO Box 234 Crystal Falls, Michigan 49920 shawncarlson@hotmail.com 2 A. E. Seaman...Engineering and Sciences Michigan Technological University 1400 Townsend Drive Houghton, Michigan 49931 robinson@mtu...edu; tjb@mtu.edu 3 3755 J-5 Road Bark River, Michigan 49807 markelder@juno.com 4 A. E. Seaman Mineral |
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| Metamorphic and Igneous Rocks near Iron Mountain, Michigan by L. T. ALDRICH, G. L. DAVIS, and H. L. JAMES...determined for minerals from an area in northern Michigan about 35 miles square. Granites, pegmatites, and...of mineral ages. The area around Iron Mountain, Michigan, was particularly suitable for such a study because...of the area around Iron Mountain, Dickinson County, Michigan. The recent demonstration by Hart (1961) of...discordant results. The granites and pegmatitites at Quartz Creek, Colorado, are such examples. More recent |
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| copper district of Michigan 33 35 35 Copper mining on Isle Eoyal and elsewhere Marquette iron district...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 district Region north of Sault Ste. Marie Marquette 95 96 district Menominee 96 96 97 district...Michipicoten Island Keweenaw Point and northern Michigan and Wisconsin Keweenawan mesas Huronian monoclinal |
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| granitic plutonism Sedimentation 6 volcanism (Marquette Range Supergroup & Animikie Group) 2000 Metamorphism...arranged geographically, from the upper peninsula of Michigan and adjacent Wisconsin, to north central Wisconsin...Precambrian rapakivi massif in north Wisconsin, USA: Precambrian Research, v. 7, p. 287-324. Blackwelder...early Proterozoic (Precambrian X) of northern Michigan [abs.]: Geological Society of America, Ab¬ stracts...with graywacke turbidites (Marquette Range Supergroup) in northern Michigan increase in abundance southward |
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| unrelated to tectonic dewatering: The Siamo and Michigamme slates revisited EDWARD C. BEUTNER Department...Clastic dikes in slate in the Precambrian Michigamme and Siamo Formations of northern Michigan have been described...appears that deformed calcareous concretions in the Michigamme Formation were spheroids variably flattened in...localities are in the Precambrian slates of northern Michigan. In arguing in favor of tectonic dewatering, Powell...1976) described clastic dikes in Siamo slate near Negaunee, Michigan, as being "statistically parallel" to |
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| (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 |
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| GWINN IRONBEARING DISTRICT OF MICHIGAN R. C. ALLEN Director, Michigan Geological Survey Published information...and Silurian systems." Brooks observed the black slate adjacent to the ore on the northeast in sections...of the river, a talcky schist, holding grains of quartz," but was unable to determine the stratigraphic...recognizes an iron formation underlain and overlain by slate. Owing to his misunderstanding of the structure...(Animikee) series and describe them as (i) a basal "quartz slate and quartzite grading down into arkose or decomposed |
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| Eagle Ni-Cu sulfide deposit in Upper Peninsula, Michigan: Implications on country rock contamination in...Eagle NiCu sulfide deposit in Upper Peninsula, Michigan: Implications on country rock contamination in...Eagle NiCu sulfide deposit in Upper Peninsula, Michigan: Implications on country rock contamination in...Western Michigan University, Kalamazoo, MI USA of Environmental Quality, State of Michigan, USA *Corresponding...magmatic sulfide deposit in the Upper Peninsula of Michigan is hosted in maficultramafic rocks associated |
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| 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 |
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| the Huron River Uranium Prospect Baraga County Michigan M ichigan is known worldwide for the beautiful...and iron hold such an overwhelming domination in Michigan that one just does not expect to find minerals...TRAVIS A. OLdS 1201 east Houghton Avenue Houghton, Michigan 49931 taolds@mtu.edu Figure 1. Looking upstream...Ishpeming, Michigan, is an undergraduate chemistry and earth science student at Michigan Technological...the east branch of the Huron River in Baraga County, Michigan. A total of forty mineral species and three |
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| _____________________________________________ Michigan and Wisconsin.________:_____-____--_--__----_...______________________________________________________ Michigan and Wisconsin,_____-_-________-_-__-_-_------..._--____________________________ Wisconsin and Michigan. _______-_:________-_______-_----_ __---_____...major iron-formations of the Mesabi, Gogebic, Marquette, and Menoininee ranges as of Negaunee (Middle...INTRODUCTION Around Lake-Superior,-in the- States of Michigan, Wisconsin, and. Minnesota" and the Province of |
