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| COPPER-NICKELARSENIDES OF THE MOHAWK NO. 2 MrNE, MOHAWK, KEWEENAW CO., MTCHTGAN Unioersity Peur, B. Moonn, The Departmentof...fissure at the Mohawk No. 2 mine, Mobawk, Keweenaw Co., Michigan were investigated by powder diffractometry...Richards. The phases identified include a-domeykite, B-domeykite, algodonite, arsenical copper, rammelsbergite..."mohawkite" of the Mohawk No. 2 mine, Mohawk, Keweenaw Co., Nlichigan. Prior to the advent of the techniques...Iran from which niccolite, algodonite, and a-domeykite were identified by Bariand and Herpin (1960). |
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| MICROMOUNTING AT THE KEWEENAW PENINSULA, MICHIGAN By PAUL B. MOORE and RICHARD M. 6EGER Depr. of Geolophysical...UNIVERSITY] at 03:21 25 August 2017 INTRODUCTION The Keweenaw Feninsula is well-known for its fine specimens...minerals are the best found anywhere in the Keweenaw Peninsula. PUMPELLYITE (6Ca0.3Al 2 0 3 .7Si0 2 .4 H...amounts in nearly every other mine throughout the Peninsula. ROCKS AND MINERALS Downloaded by [JAMES COOK...good xls; forming the base for natrolite xls at Keweenaw Point in soft amygdaloidal basalt; Kearsarge Mine |
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| western part of Ontonagon County, Michigan. The area is accessible by Michigan Highway 64, which winds through...from Mellen, Wisconsin, to the tip of the Keweenaw Peninsula, a distance of 160 miles. The White Pine...world-famous native-copper deposits of the Keweenaw Peninsula. The main ore mineral in the sulfide deposit...courtesy Ruth Ristola. White Pine Mine gon County, Michigan Volume 74, MaylJune 1999 161 Downloaded by...June 2016 Figure 2. A generalized map of the Michigan copper district. The enlarged area shows the structural |
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| 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...of Natural Resources, P.O. Box 30028, Lansing, Michigan 48909 On deposf-t in public libraries, state |
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| Ignacio Domeyko (domeykite). I have been aware of the name associated with the mineral domeykite for some time...family name lives on in Chile today. Besides domeykite being named after him, his name also graces a...summerof 1988. Coming from the Copper Country at Michigan Tech to the desert of southern California was...Mojave Desert since completing my M.S. thesis at Michigan Tech. However, given the widespread occurrence...Kern County, California: Unpub. M.Sc. thesis, Michigan Tech. Univ., 247 p. Blaske, A.R., Bornhorst, T |
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| COPPER ARSENIDES AT MOHAWK, MICHIGAN By PAUL B. MOORE Junior, Chemistry The Michigan College of Mining and...and Technology Houghton, Michigan During my early years at Michigan Tech, I became well acquainted with...abundance in certain localities throughout the Keweenaw Peninsula. The most notable occurrence was at the Mohawk...Mohawk No. 1 and No. 2 Mines, Mohawk, Michigan. The shaft heads ā now cemented ā can still be seen about...in ankeritic rock. "Mohawkite" is principally Domeykite (alpha and beta Cu3As) with admixed nickel and |
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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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| A FEW NOTES ON COLLECTING IN UPPER MICHIGAN BY LYLE DeRUSHA RR 1 Chippewa Falls, Wise. In an area comprising...which lies in the central portion of the Keweenaw Peninsula are some three hundred abandoned mines. A...From here to Copper Harbor on the tip of the peninsula and the Adams Mine dumps are a mineral collector's...will end as collecting spots. The Algomah, Lake, Michigan, Caledonia, St. Louis, So. Lake, Victoria, are...of minerals may be found. Copper, algodonite, domeykite, whitneyite, analcite, tenorite are but a few |
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| Pink Prehnite from Michigan A MINERAL MUCH CONFUSED N. KING HUBER U.S. Geological Survey 345 Middlefield...prehnite pebbles from beaches on the Keweenaw Peninsula of Michigan also are commonly confused with thomsonite...permits one 2 2 ]0 2 2 6 2 2 [ Figure 2: Domeykite and quartz, New Central mine, KeĀ weenaw County...pink variety, is equally abundant on the Keweenaw Peninsula. One readily accessible locality is at a...the statue of the miner in the city of Houghton, Michigan. A History of Misidentification With specific |
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| MICHIGAN COPPER COUNTRY Figure 1: Shaft house of the Ahmeek mine, Keweenaw County. 1962 photo by Terry...been and probably never will be anything like the Michigan Copper Country. For the mineral-minded, it is...Chicago in the Keweenaw Peninsula, which sticks like a thumb from Michigan's Upper Peninsula into the cold...figures as Henry Schoolcraft, who explored the peninsula in 1820, and to Douglass Houghton, who made the...the first systematic explorations on which Michigan laid its claim to the region. Houghton lost his life |
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| MICHIGAN and the LAPIDARY R U S S E L L P. MACFALL P.O. Box 309 Coronado, California 92118 Figure...in the sedimentary heartland of our continent, Michigan has perhaps more to offer the paleontologist than...stoneāis primarily a trophy of the former. But Michigan is a big state, and its northern edge inĀ cludes...Hexagonaria percarinata, is the official state stone of Michigan. It is a colonial fossil found in Devonian period...period limestone in the northernmost Lower Peninsula counties of Charlevoix, Presque Isle, Emmet, Cheboygan |
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| 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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| Copper-bearing Amygdaloidal Lode Houghton and Keweenaw Counties, Michigan TOM ROSEMEYER PO Box 369, 506 Pine Street...the secondmost-productive lode discovered in the Michigan copper district. In the heyday of mining it became...the A. E. Seaman Mineral Museum on the campus of Michigan Technological University will let you relive the...Tom Rosemeyer is a native of Upper Michigan and a graduate of Michigan Technological University in Houghton...researches the mineralogy and mining history of the Michigan copper district and the San Juan Mountains, Colorado |
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| area mines in gneissļ¾graphite. 241 Michigan MICHIGAN Michigan is separated into two distinct parts...the Ice Age waters of Lake Michigan. In the far northwest the Upper Peninsula extends from the Wisconsin...southwestern Lake Superior, where a long arm, the Keweenaw Peninsula, curves into the great body of fresh water...United States Keweenaw Co. However, virtually every community shown on maps of the Upper Peninsula is a mining...consequently of interest. Also occurring in the Upper Peninsula are almost equally important and extensive bodies |
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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......................................53 |
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| of the PortageLakelavaseries,KeweenawPeninsula, Michigan,asearlyas1845 (ButlerandBurbank,1929) and produced...also found in Keweenawan sequences at IsleRoyale(Michigan),and MichipicotenIsland and MamainsePoint (Ontario)...showsimilaritiesto the fissureveinsof the Keweenaw Peninsula (Bradcrick, 1931; Moore, 1971). One of thesedeposits...\.\ po t(]r cĆøten Gā¢ntu( :i:::ā¢:iā¢!' "!":"ā¢' 'Michigan iii[i | | Catalog/List |
| t5-Ā· 00 in calcite or DOMEYKITE A copper arsenide Michigan Keweenaw Peninsula, Mohawk mine Very rich... 0 . 35 MOHAWKITE Copper arsenide Michigan Keweenaw Peninsula, Houghton Tin white metallic veinlets...50 3.50 PARAMELACONITE Copper oxide Michigan Keweenaw Peninsula, Algomah mine Black massive with tenorite...A hydrated calcium aluminum silicate Michigan Keweenaw Peninsula, Hancock mine --Blue green acicular micro...WHITNEYITE Copper arsenide and native copper Michigan Keweenaw Peninsula, Ahmeek mine Considered a mixture of |
 | Larson, Peter B, Maher, Kierran, Ramos, Frank C, Chang, Zhaoshan, Gaspar, Miguel, Meinert, Lawrence D (2003) Copper isotope ratios in magmatic and hydrothermal ore-forming environments. Chemical Geology, 201 (3) 337-350 doi:10.1016/j.chemgeo.2003.08.006 | Journal (article/letter/editorial) |
| Washington State University, Pullman, WA 99164-2812 USA Accepted 7 August 2003 Abstract Multi-collector...values for hydrothermal native copper from the Michigan native copper district also show a narrow range...Intrusive Complex, Canada SW-22 Stillwater Mine, USA; hydrothermally reworked 1.06 sulfides at contact...composition of Cu minerals from the Michigan native copper district, USA Sample Location d65Cua Mineral...1), for copper minerals from the Michigan Native Copper District, USA (Table 2), for chalcopyrite and |
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| mineral is also common in the copper region of Keweenaw Peninsula, Mich., where is occurs in veins with native...COUNTRY By KIRIL SPIROFF Michigan College of Mining and Technology The Michigan Copper Country is of unique...Douglass Houghton, the first state geologist of Michigan, aroused interest in the economic possibilities...areas 134 of great scenic beauty in the Keweenaw Peninsula there are many rock piles. These are accumulations...in minerals. Over 60 minerals occurring in the Michigan Copper Country have been described, and at any |
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| States MICHIGAN Michigan is separated into two distinct parts by the Ice Age waters of Lake Michigan. In...In the far northwest the Upper Peninsula extends from the Wisconsin boundary to front onto southwestern...southwestern Lake Superior, where a long arm, the Keweenaw Peninsula, curves into the great body of fresh water...Mohawk in Keweenaw Co. However, virtually every community shown on maps of the Upper Peninsula is a mining...consequently of interest. Also occurring in the Upper Peninsula are almost equally important and extensive bodies |
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| States MICHIGAN Michigan is separated into two distinct parts by the Ice Age waters of Lake Michigan. In...In the far northwest the Upper Peninsula extends from the Wisconsin boundary to front onto southwestern...southwestern Lake Superior, where a long arm, the Keweenaw Peninsula, curves into the great body of fresh water...Mohawk in Keweenaw Co. However, virtually every community shown on maps of the Upper Peninsula is a mining...consequently of interest. Also occurring in the Upper Peninsula are almost equally important and extensive bodies |
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| ~e, light brown prismatic crystalline aggregate Michigan Champion, Spons mine White-tan fibrous aggregates...pyrite THURINGITE A hydrated aluminum iron silicate Michigan Champion, Champion mine Dark green rnicaceous...CHLORITOID A hydrated iron magnesium aluminum silicate Michigan Champion, Champion mine Dark green plates with...red cuprite; some with matrix, select ..... Michigan Keweenaw Pcnin:;ula, Calumet & Hecla mine Bright copper...conglomerate ........................ . Michigan Keweenaw Peninsula Groups of larg-c elont:atcd crystals; |
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| those of the Editorial Board. ALGODONITE AND DOMEYKITE FROM NEW CLIFFE HILL QUARRY Publication of information...present. The copper arsenides algodonite and domeykite have been identified as inclusions in the copper-cuprite...TINDLE, A.G. & CHAPMAN, R. (2005) Algodonite and domeykite from New Cliffe Hill Quarry, Stanton under Bardon...Mines & Minerals No. 26 -42- ALGODONITE AND DOMEYKITE FROM NEW CLIFFE HILL QUARRY, STANTON UNDER BARDON...copper-arsenic speciesalgodoniteand domeykite.Analyses of domeykite(Cu 2_99 As) show it to be closeto itsstoichiometric |
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| Copper Country Ellis W. Courter Contribution to Michigan Geology 92 01 Table of Contents Preface .......................................... 2 The Keweenaw Peninsula ...........................................geology and history of the copper deposits of Michigan. Every effort has been made to present accurate...necessarily reflect the policies or practices of the Michigan Department of Natural Resources, Geological Survey...Nonetheless, he was very well known by hobbyists in Michigan and surrounding areas. The National Rockhound |
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| Lakes States Wisconsin, Indiana, Illinois, Michigan, by June Culp Zeitner $5.95 Gem Guides Book... 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...and Indiana are bordered in part by Lake Michigan, and Ohio hugs the edge of Lake Erie. These states |
Mohawk Mine, Mohawk, Allouez Township, Keweenaw County, Michigan, USA