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| large mass of native copper in the Quincy mine ca. 1918. (Michigan Technological University Archives, Houghton)...Donald Pearce (1941-1989) The āCopper Kingā The MICHIGAN COPPER COUNTRY L. W i l s o n New Mexico Bureau...t a n l e y J. D y l II Seaman Mineral Museum Michigan Technological University % 1992 T h e M in e...crystal group, 13.6 cm, from an unknown mine in the Michigan Copper Country. Richard A. Kosnar collection;...wrote the classic work on the copper deposits of Michigan in 1929. Photo by Wendell E. Wilson. TENT . |
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| University University Michigan Townsend Drive Drive 1400Townsend 1400 Houghton, Houghton, Michigan Michigan49931-1...J. the Keweenaw Peninsula, Michigan: Institute on Lake Superior Geology Proceedings, Keweenaw Peninsula...Peninsula, Michigan: Institute on Lake Superior Geology Proceedings, 40th 40thAnnual AnnualMeeting, Meeting..."Field Guide to the Geology Geology of the the Keweenaw Keweenaw Annual Institute Institute on on Lake Lake...Lake Superior Superior Geology Peninsula, Michigan" Michigan" (Bornhorst (Bornhorst and others, 1983) for |
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| 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...NoneĀ theless, with the aid of a good state or county map, plus local inquiries, the list could be helpful |
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| 08 January 2015 The Occurrence of Porcelaneous Datolite in MichiganĆs Lake Superior Copper District Figure...beautiful yellow datolite nodule, 0.9 x 1.1 inches, recovered from the Hancock mine dump by John Perona...the bowels of a Keweenaw copper mine to the icy depths of Lake Superior, serious datolite collectors have...descending a steep 2,000-foot-deep mine shaft in the dead of a Keweenaw winter with only mud and ice for...over heels into the black depths of an abandoned mine. All of this effort was expended on clandestine |
 | Cornwall, H.R., Runner, J.J., Stromquist, A.A., Swanson, R.W., White, W.S. (1949) Detailed geologic map of the recently active copper mines; Houghton and Keweenaw Counties, Michigan. Open-File Report Vol. 1949 (50-4) US Geological Survey doi:10.3133/ofr504 | Report (issue) |
| active copper nines, -..- roughton and Keweenaw Counties, Michigan H. R. Cornwall, J. J. Runner, A. A.................. 10 Central Exploration fissure mine, 12 Introduction................ + (- ; Stratigraphy...... 33 The Houghton conglomerate *>re body, Allouez No* 3* shaft.* *Ā«* -.Ā» Ā» .*-* *Ā» Ā» * Ā» Ā» * Introduction...copper*Ā«...._................,.. 26 ->- Quincy mine ,..........*.......*................... Introduction............^.................... 32 Isle Royale mine ................................... 3U ; *" 30 |
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| as the mine develops andāmaybeāthis is the one, only and last. Who knows? COLLECTING IN MICHIGAN AND MINNESOTA...Chippewa Falls, Wise. After quite some research on Michigan minerals and collecting areas we felt ready to...started with the old mines at Norway and Vulcan, Michigan, near the Wisconsin border. We arrived at Norway...weather was nice and cool for climbing over the mine dumps. Most of the rock piles in this area are overgrown...Republic. Here a new open pit mine is in operation. Although the mine was shut down due to vacations |
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| Clarence J. Monette 942 Ninth Street Lake Linden, Michigan, 49945 All Rights Reserved ISBN: 0-942363-04-3...Printing & Graphic Services, Inc. of Calumet, Michigan _ ee AUTHOR'S As the title of this. NOTE...places in the four counties of Baraga, Houghton Keweenaw and Ontonagon are listed, as this is but a small...Monette Abbaye -------------------7--7 Adams. Township .---~------7--------Agate Harbor ----------77...Alberta ee ee eae 10 10 10 11 11 r rrr cr-7 Allouez -----------rrr c Alston --------------ccrc 77 Arnheim |
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| MICROMOUNTING AT THE KEWEENAW PENINSULA, MICHIGAN By PAUL B. MOORE and RICHARD M. 6EGER Depr. of Geolophysical...INTRODUCTION The Keweenaw Feninsula is well-known for its fine specimens of copper, datolite, calcite xls...collectors with limited time, may we suggest the Hancock Mine (on Ingot St., Hancock). The dump looks terrible...chlorite minerals are the best found anywhere in the Keweenaw Peninsula. PUMPELLYITE (6Ca0.3Al 2 0 3 .7Si0 2...due to the parallel growth of xls. At the Hancock Mine, Hancock, it occurs upon xls of epidote and quartz |
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| Copper-bearing Amygdaloidal Lode Houghton and Keweenaw Counties, Michigan TOM ROSEMEYER PO Box 369, 506 Pine Street...5.5 Ć 10.0 cm, attributed to the South Kearsarge mine. Authorās specimen, Terry Huizing photo. 276 ROCKS...the secondmost-productive lode discovered in the Michigan copper district. In the heyday of mining it became...accessory minerals including analcime, calcite, datolite, epidote, microcline, natrolite, prehnite, and...miners until 1967 when all mining ceased. Many of the mine dumps have disappeared through the years because |
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| Mineralogy of Michigan by E. W. Heinrich updated and revised ā¢ by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 Ā© 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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| SOCIETY NOVEMBER, RECENT CONTRIBUTIONS OF THE MICHIGAN T. M. BRODERICK, OF GEOLOGISTS 1946 TO COPPER...previously publishedin geologicalstudies of the Michigan copperdistrict by the Calumetand Hecla GeologicalDepartment...ProfessionalPaper 144, "The Copper Depositsof Michigan," and the continuationof geological studiesby...deposits of Michigan, U.S. Prof. Pap. 144, p. 2, 1929. Geol. Surv. GEOLOGYOF MICHIGAN COPPERDISTRICT...These are as follows: T. M. Broderick, Zoning in Michigan copperdepositsand its significance. EcoN. Gv.ox |
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| colored datolite, a borosilicate (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow...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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| s o r g e conglornero t e .... @ Quincy mine @ Allouez no. 3 shaft Other detailed sections . I...GEOI.OGIC M A P O F SOME PEGMATITIC LAVA FLOWS, MICHIGAN C O P P E R D I S T R I C T Downloaded from https://pubs...SERIES AND THE ORIGIN OF THE COPPER DEPOSITS OF MICHIGAN By HENRY R. CORNWALL ABSTRACT Five lava flows...flows in the Keweenawan series of the Michigan copper district have been studied and chemical analyses made...LAVAS, MICHIGAN ILLUSTRATIONS Figuie Page 1. Section across the Greenstone flow near the Allouez No. 3 |
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| February 2015 Figure 2. A generalized map of the Michigan copper district showing the location of new finds...arborescent copper crystal groups cached at the Central mine town site, (2) copper crystals recovered from Lake...fissure vein, (3) hundreds of copper from the Indiana mine, and (4) more than two hundredV aecilS mens of ...analcime/calcitecrystal groups from the Rhode Island mine. This article describes these and other finds made...starting with Keweenaw Point and continuing in a southwestern direction to the White Pine mine at the southern |
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| Lakes States Wisconsin, Indiana, Illinois, Michigan, by June Culp Zeitner $5.95 Gem Guides Book...our knowledge and enjoyment of this great owners, mine and quarry operators and science by collecting.... and Michigan. Dow Chemical has reported finding diamonds in the kimberlites of upper Michigan, and vast...shoreline on both Lake Superior and Lake Michigan. Michigan is the state with the most shoreline on these...fresh water seas, with waters of Lake Superior, Michigan and Huron virtually surrounding it. Illinois and |
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| Park 13700 13.25 LaneĀ Ā Garden, Michigan 49835 Tel: (906) 644-2603 Keweenaw Peninsula Jill Barbour (jnbarbour@mtu...Department of Geological Sciences & Engineering Michigan Technological University 1400 Townsend Dr., Houghton...Rocks National Lakeshore P.O. Box 40, Munising, Michigan 49862 Tel: (906) 387-2607 / Email: David_Kronk@nps...Mining Engineering and Sciences (adjunct) Northern Michigan University Marquette, MI 49855 Tel: (906) 227-1176...wildr@michigan.gov Mine Descriptions Rob Porritt, Dept of Geological Sciences & Engineering, Michigan Technological |
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| 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Keweenaw Figure 1. A delicate group...of copper crystals collected at the Ojibway No. 1 mine in summer 2009 by Steve Whelan. The specimen is...Copper Country Figure 2. Generalized map of the Michigan copper district showing the location of the new...Mineral Finds in Michiganās Copper Country T he Michigan Copper Country, also known as the Lake Superior...scenic Keweenaw Peninsula, which juts out into Lake Superior at the western end of Upper Michigan. The |
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| Menlo Park, CA Donald R. Peacor University of Michigan Ann Arbor, Ml George W. Robinson Natl. Museums...R. Kampf Natural History Museum of Los Angeles County Arthur Roe Tucson, AZ Abraham Rosenzweig University...Behnke Famous mineral localities: the Corrego Frio mine and vicinity, Minas Gerais, Brazil ...............Topaz-Mineral Exploration (1605 Hillcrest, Grand Haven, Michigan 49417) wishes to announce that he is now stocking...Person-otherāOther persons such as miners, field assistants, mine managers, etc. Place āUsed when a mineral is named |
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| stratigraphic succession in the Iron River district of Michigan from the Brule river northward consists of finegrained...Allen, "The Iron River Iron-bearing District of Michigan," Mich. Geol. and Biol. Surv., 1910, 144 pp.,...finds that the waters from the deep levels of Michigan iron mines are high in sulphates and chlorides...and A. E. Seaman2 divide the pre-Ordovician of Michigan into Keewatin, Huronian, and Cambrian or Primordial...Lane3 recognizes the following groups of Upper Michigan Keweenawan rocks from the base upward: (i) Bohemian |
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| COPPER-BEARING FISSURE VEINS Keweenaw County, Michigan Downloaded by [University of Delaware] at 05:05...crystallized copper specimen came from the Central mine and was in the collection of Donald C. Gabriel....exploration 2. Cliff mine 3. Phoenix group of mines 4. Central mine 5. Northwestern mine 6. Central exploration...Resolute mine 9. Hard Rock fissure 10. Iron City (Empire) mine 11. Cape mine 12. Copper Falls mine 13. Clark...Clark mine 14. Point prospect 15. Mendota mine 16. Gull Rock fissure and Laker pocket Figure 3. A 1900 |
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| Dahlonega Co. and Rabum Co., and ļ the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmļ¾jasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. lineļ¾rock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1Ā½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatļ¾jasper. CARTERSVILLE:...ļ¾agate, (banded, various colors), jasper. BIBB COUNTY MACON: ļ at Holton Quarry, 7Ā½ mi. NWļ¾agate; ļ N |
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| of time. the taken by University W. D. Michigan A within a Photo Keller of Missouri. the...of Minerals Missouri Spring Ebb San Salvador Mine Van Artsdalenās Letters Four to the Corners...Sylvania sandstone sheet on top) at Rockwood, Michigan. Michigan 3 (Wisconsin till Minerals Henry P....University, Detroit The collector of minerals in Michigan has two distinctly unlike regions in which to...only slightly disturbed Paleozoic strata of the Michigan ābasin,ā with exposures ranging in age from Silurian |
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| Copper rontier Development of Michigan's Cliff Mine ( 1845-1870) by Paul Chrastina Introduction About...into Kansas, as well as southeast through central Michigan, perhaps as far as western Tennessee. Today, the...Copper Frontier: Development of Michigan's Cliff Mine (1845-1870) ................................. 17.............................36 northern Michigan. The Keweenaw Peninsula is a narrow promontory, 70 miles...tained North America's first great mining boom, the Keweenaw copĀ per rush of the 1840's. Early Copper Mining |
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| MICHIGAN COPPER! The Mineralogical Record JANUARY-FEBRUARY 2023 ? VOLUME 54 ? NUMBER 1 ? $40 ... KRISTALLE Est.1971 Laguna Beach, California, USA ā¢ Tel: +1 949 494 5155 ā¢ Email: info@kristalle.com.......................3 by W. E. Wilson The Keweenaw County Fissure Mines....................................13 by C. J. Stefano The Cliff Mine, Keweenaw County, Michigan...................................... Stefano & P. Persson The Central Mine, Keweenaw County, Michigan................................... |
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| 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravelsāÆagate, jasper, rare...āÆagate, jasper; d RR siding of ClayāÆagate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area depositsāÆSiderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...depositsāÆSiderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mineāÆpyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.āÆfossils; |
