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| Iuyw I , < h,,,rl,rp,, ,,I I r,,,,l>,l\ T HE MICHIGAN COPPER DISTRICT stretches in a southwest-northeast...from the White Pine mine in Ontonagon County to Copper Harbor in Keweenaw County. Copper mineralization...sulfide (chalcocite) deposit at the White Pine mine and (2) the world-class native copper deposits that...be further divided into (1) fissure veins, and ( 2 ) blanket-type lode deposits that occur in amygdaloidal...this type of lode start- ed in 1856 at the Quincy mine. Later came the conglomeratehosted deposits, in |
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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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| nodule, 0.9 x 1.1 inches, recovered from the Hancock mine dump by John Perona in 1972. John Perona specimen...Jaszczak photo. rom the bowels of a Keweenaw copper mine to the icy depths of Lake Superior, serious datolite...combination. Imagine descending a steep 2,000-foot-deep mine shaft in the dead of a Keweenaw winter with only mud...over heels into the black depths of an abandoned mine. All of this effort was expended on clandestine...and Sciences Michigan Technological University Tom Rosemeyer is a native of Upper Michigan and a graduate |
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| Copper-bearing Amygdaloidal Lode Houghton and Keweenaw Counties, Michigan TOM ROSEMEYER PO Box 369, 506...5.5 × 10.0 cm, attributed to the South Kearsarge mine. Author’s specimen, Terry Huizing photo. 276 ROCKS...former naval officer who became an employee of the Calumet and Hecla Mining Company (Monette 1975). It was...the secondmost-productive lode discovered in the Michigan copper district. In the heyday of mining it became...from the district, was only out-produced by the Calumet and Hecla Conglomerate lode, which accounted for |
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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 |
 | 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) |
| copper nines, -..- roughton and Keweenaw Counties, Michigan H. R. Cornwall, J. J. Runner, A. A. Stromquist................. 10 Central Exploration fissure mine, 12 Introduction................ + (- ; Stratigraphy................ 33 The Houghton conglomerate *>re body, Allouez No* 3* shaft.* *«* -.» » .*-* *» » *...copper*«...._................,.. 26 ->- Quincy mine ,..........*.......*................... Introduction............^.................... 32 Isle Royale mine ................................... 3U ; *" 30 |
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| Geology Proceedings Proceedings Volume 40, Part 2 Proceedings Proceedings Volume 40, Volume 40, Part...University University Michigan Townsend Drive Drive 1400Townsend 1400 Houghton, Houghton, Michigan Michigan49931-1...Volume 40 40consists consists of ofParts Pam 1, 1, 2, 2,3,4, and 5. 5. Reference Volume 40, 40, Part Part22should...Peninsula, Michigan: Institute on Lake Superior Geology Proceedings, Keweenaw Peninsula, Michigan: Institute...40thAnnual AnnualMeeting, Meeting,Houghton, Houghton,Ml, 40, part part2, 2, 185 185p. p. MI,v.v. 40, 1 |
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| at 00:51 03 February 2015 Figure 2. A generalized map of the Michigan copper district showing the location...copper crystal groups cached at the Central mine town site, (2) copper crystals recovered from Lake Superior...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...the White Pine mine at the southern end of the district. Keweenaw Point, Keweenaw County The waters off |
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| Pewabic Copper-bearing Amygdaloidal Lode Houghton County, Michigan Lake Superior Native Copper District Sixteenth...Country TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net T he Lake Superior...Superior native copper district, also known as the Michigan Copper Country, is located on the sparsely populated...into Lake Superior near the western end of Upper Michigan. The Keweenaw winters can be long and cold with...cold-mild-hot weather with a short growing season. 96*2: 405,9(3: Figure 1 (top). A postcard view, ca. |
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| nodules of datolite, and copper inclusions in calcite crystals come to mind. Surprisingly, specimens...headframe of the Quincy no. 6 shaft; Larry Lankton collection. Photo courtesy Michigan Technological University...Archives and Copper Country Historical Collections, Michigan Technological University. Downloaded by [New...started with the closure of the Champion mine in Houghton County by the Copper Range Company in September...reserves (Fields 1997).This was the last native copper mine in operation by the Copper Range Company and was |
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| 'l5~ 'Rocks and c9rtineral5 ~ssocjat~ MAY, VeL 1J, No. 5 1938 TWINTY-flVI CINTS W....Ne.12 - - .:..._,w; ( 1 > hcb _. Mllu; 111, • monthly m11azine. (2) A member's identification card that secures the privll...225A, Reno, Nev. Rocks and Minerals Auoclation of No, th JltMY, Dover, N. J. Qu11n1 Mineral Society, Ml•..... . . . . .. . ......... . .. . .. 144 ANCIENT MINE SAVED GREEK CIVI L I ZATION . ............... 147...associated with axinite, and accompanied by albite, calcite, epidote, orthoclase and sometimes incrusted by |
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| Government Printing Office, Washington, D.C. 20402 Stock No. 024—004-01897-6 CONTENTS o> 7ay ie RE Dy tts...tts pee erg Hintli0 Py 4> ne ’ i<) ee 6's) Michigan, by.Edward C. Peterson and Esther A. Middlewood...of mining will find most mine managers willing to help, even though the mine may not be open to casual...State Offices of Information, Chambers of Commerce, mine managers, and Bureau personnel have freely contributed...old shafts! Always use available guide services. Mine openings (tunnels, adits, open pits) should never |
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| libraries across Canada Price: $3. 00 Catalogue No. M44-73-30 Price subject to change without notice... • . • • . • . . • . . . . • . Baldwin (Kelmac) Mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . Swastika (Crescent) Mine . . . . . . . . . . . . . . . • . . . • • . . ....(Golden Gate) Mine . . . . . . . • • . . . • . • . . . . • . . . . . • . . . • . . . . Adams Mine . . . . ... . . . . . • . . . . Barry-Hollinger (Patricia) Mine . . . . • . . . • . • • . . . . . . . . . . . . |
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| istory and Mineralogy of the Indiana Mine Ontonagon County, Michigan Ninth in a series of articles on the...secluded Indiana No. 2 (Indiana Copper Company) mine dump in Ontonagon County, Michigan. The individual...State Highways 26 and 38 (Lake Mine Junction) in northern Ontonagon County. The property consists of 1,280...37 W., Greenland Township. The 2-square-mile property is owned by the state of Michigan and is traversed...Mineralization Volcanic rocks that crop out in the mine area are part of the Portage Lake Volcanics (PLV) |
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| Majesty the Queen in Right of Canada, 2003 Catalogue No. M41-8/77E ISBN 0-660-19062-1 Available in Canada...Lacorne mine. The crystal is 39 mm long and 18 mm wide. National Mineral Collection specimen no. 014046...quartz, Moly Hill mine. The crystal is 33 mm across. National Mineral Collection specimen no. 33402. Photograph... 1 Introduction 1 Collecting along the route 2 Units of measurement 3 Early prospecting in the...Baldwin (Kelmac) mine Swastika (Crescent Kirkland) mine Lucky Cross (Golden Gate) mine Adams mine Boston molybdenite |
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| Majesty the Queen in Right of Canada 2007 Catalogue No. M41-8/48E ISBN 0-660-19556-9 Available in Canada...largest crystal he found in the main dyke, Purdy mine, 1942. Photograph by N.B. Davis, courtesy of the...Abstract/Résumé 1 Introduction 2 Collecting along the route 2 Units of measurement 3 A brief...road log South March feldspar mine March mica mine Humphreys feldspar mine Currie barite occurrence Pakenham...Galetta) mine Stanton lead occurrence Bell’s mine Calabogie area Bluff Point mine Calabogie iron mine Blithfield |
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| of his composition. I am also indebted to Jacob Houghton, A. R, Harlow, and Hon. Peter White, for much...been E., written. For himself, the author claims no other credit than that which may accorded for having...or one hundred leagues from the Hurons there is a mine of copper from which Truchement Brusle showed me...island which is fifty in there is a very beautiful mine of in which circuit, leagues copper; it is found...pieces all 11 u Is it not probable that the beautiful mine of refined. In Lake Superior there ?1 copper |
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| INDEX OF MINING PROPERTIES IN COCHISE COUNTY., ARIZONA by Stanton B. Keith Geologist Bulletin 187...Employer. INDEX OF MINING PROPERTIES IN COCHISE COUNTY, ARIZONA by Stanton B. Keith Geologist Bulletin...the Sacramento Pit. Although the Lavender Pit is no longer mined, leaching operations still produce copper...Warren (Bisbee) mining district, which includes this mine, yielded 167,242,000 tons of ore from 1880 to 1981...CONTENTS Page INTRODUCTION • 1 EARLY HISTORY 2 EXPLANATION OF TABLES AND MAPS. 4 NOTES ON DISTRICTS |
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| vug in the fissure vein of the Cliff mine; the largest crystal is 2 cm across. The specimen was part of...Probably the best arborescent silver from the Cliff mine, this specimen is 9.5 × 10.5 cm and was originally...John A. Jaszczak photo. Figure 18. This calcite from the Cliff mine is 3.6 cm long and perched on a matrix...on earth (Bornhorst and Rose 1994). At the Cliff mine it thickens to more than 1,300 feet and remains...some of the veins (Butler and Burbank 1929). Cliff Mine After the failed 1844 mining venture at the Hays |
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| Ranger Station on arrival ; Rangers allot camp space. 2. Boulder Beach is a designated swimming area by the...camping gear. SENECA CALCITE By K. SPIROFF Michigan Tech, Houghton, Michigan During a recent visit...visit to the Seneca No. 2 Shaft in Keweenaw County, Michigan, the writer noticed on 19th level, 750 feet north...north of the shaft, considerable water dripping. On the hanging wall there were small white stalactites...the material to be fragments of rock coated by calcite. The material varied from fine (cryptocrystalline) |
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| who are associated under the name of the Clark County Gem Collectors, Inc., have had a spring and summer...themselves invited. Fellow Mineralogists: Clark County Gem Collectors, Inc., extend a cordial invitation...comers may proceed southward on the Kingman Highway No. 93 and turn in at the sign for the field location...Ranger Station on arrival ; Rangers allot camp space. 2. Boulder Beach is a designated swimming area by the...camping gear. SENECA CALCITE By K. SPIROFF Michigan Tech, Houghton, Michigan During a recent visit |
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| Majesty the Queen in Right of Canada, 2000 Catalogue No. M41-8-57E ISBN 0-660-17726-9 Available in Canada...Castle-Trethewey mine, Gowganda. The specimen measures 9 cm by 5 cm. National Mineral Collection specimen no. 45683...Pond mine, Timmins. The specimen measures 6 cm across. National Mineral Collection specimen no. 66493... Frontispiece. The original Hollinger (Timmins) mine, 1910, before it was destroyed by fire in 1911....Northland mine Net Lake (Barton) mine Cedar Lake (Trebor, Cuniptau) mine Little Dan mine Sherman mine Temagami |
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| libraries across Canada Price: $3. 00 Catalogue No. M44-73-13 Price subject to change without notice...Northland Mine Net Lake Mine Cedar Lake (Trebor. Cuniptau) Mine Little Dan Mine Sherman Mine Temagami...Temagami (Copperfields) Mine The Cobalt-South Lorrain a r e a Road log along Highway 11B to Cobalt Mines The...Queen Mine Princess Mine McKinley-DarraghMine Cobalt Lake Mine Seneca Superior (Cart Lake) Mine Peterson...Peterson Lake Mine Nipissing407 Mine Penn-Canadian Mine. Bailey Mine Provincial Mine Savage Mine. Mensilvo |
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| ..................... . 158 125 Deposition of calcite, dolomite, and 126 aragonite ............... :...Ores and vein matter in the deposits in Mines of Centennial Eureka Mi;ning Co.sedimentary rocks-Continued...Channel of the Gemini Chief mine ............................. . 205 mine·---------------------------------... ·... ·._. ___ . __ _ 182 . Eagle and Blue Bell mine .............. . 207 . Principal features of deposits...sedimentary formations ..... _... . 186 Victoria mine ......................... _.. 210 Gemini and Ridge |
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| Intermediate, and Miliionaire Row faults__________ Centennial fault___________________________________________..._ ----- _____ ------- _______ -----m Page Kl 1 2 8 9 10 10 11 12 12 13 13 14 15 15 16 16 16 17 18 18...Cambrian through Mississippian are represented, but no rocks of late Paleozoic and Mesozoic age are known...the East Tintic Mountains. Many local residents, mine operators, and mining geologists working in the...oonspicuous almond-shaped pods of white calcite and dolomite 2 to 4 in.long replacing some of the chert |
No. 2 shaft, Centennial Mine, Centennial Heights, Calumet Township, Houghton County, Michigan, USA