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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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| 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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| 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 |
 | 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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| (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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| 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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| 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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| Copper Country Ellis W. Courter Contribution to Michigan Geology 92 01 Table of Contents Preface ........................................................ 2 The Keweenaw Peninsula .................................................. 51 The Beginning of the Calumet and Hecla .......................................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 |
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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...the mineral collectors themselves. They are making no effort to cooperate with us in bringing t his fascinating |
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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...Jaszczak photo. Figure 18. This calcite from the Cliff mine is 3.6 cm long and perched on a matrix of spongy...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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| 1444-1460 AMYGDULE MINERAL ZONING IN SERIES, MICHIGAN RICHARD E. STOIBER THE PORTAGE LAKE LAVA...Amstutz 1444 AMYGDULE MINERAL ZONING. II 1445 (2) considersthat spilitesare primary magmaticcrystallizationproducts...occurrences of spliticmineral assemblages Amstutz (2) concludesthat the habit and closeassociationof monomineralic...amygdularflow tops and conglomerates was regionalin extent. No vesiclesthat are completelyempty have been seen amongthe...interfragmentalfilling mineralswere carefully removed. Samples 2 through4 and 6 through8 in Table 4 are analysesof |
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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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| across the base. National Mineral Collection specimen no. 50263. GSC 204977-1 Right: Gypsum (selenite) -...left to right. National Mineral Collection specimen no. 17206. GSC 204971-1 Geological Survey of Canada...reference in public libraries across Canada Cat. No. M41-8/49E ISBN 0-660-13963-4 Price subject to change...Occurrences east of Sudbury Falcon Mine Wanup quarry Elizabeth Mine Wahnapitei occurrences MacDonald occurrence...quarry Vermilion River placer deposits Moose Mountain Mine Nickel-copper mines west of Sudbury High Falls Road |
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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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| 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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| N., R. 9 E_________________ Killorn property, N}'2 sec. 18, T. 1 N., R. 9 E.______________ Gibson property...35. 39. Geologic maps and section of the Bodine mine. 40. Sketch map of the Briebach property. 41. Geologic...calcite produced from January to October 1943 ____ 2. Excavation on Wade property as of December 5, 1943-_______...contain stilbite, and one occurrence each of laumontite and chalcedony was found. Some of the larger...and central parts of Park County and the central part of Sweet Grass County are within a northwestward-trending |
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| Mineralogists, Geologists and Collectors Whole No. 181 Vol. 21, No. 8 AUGUST, 1946 2Se MORE FINE MINERALS...00 Bellia,-fte, Chile. Minutely xld. on rock. 2 ½ x 2 ½ x I ½ . . . . . . . . . Pyrol•N, Mlpel hf'llier...stalactltic 3 ½ x 2 ½ . . J.S0 P••.. •••••hiN, Germany. Masses w . xld. surface in Quartz. 3 x 2 . . . . 7.50...Bismuthinite. 2 ½ x 1 ½ x I ½ . . . . . . 4.00 SphaN, TyNI. Xld. w. Adularia and Prochlorite. 5 x 4 x 2 ½ • ....mass. 3 x 2 ¼ • • . . . . . . . . 3.50 C•ppar wlu11cl I■ Calcite xis., Michigan. Fair quality. 2 ½ x I ½ |
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| indirectly, from your use of the Content. MNDM assumes no legal liability or responsibility for the Content...hematite coating. Faraday Mine, Lots 16 and 17, Con. XI, Faraday Township, Hastings County, Ontario. ROM:M31141...Dr. Satterly is willing to give it. We tried, to no avail, to think up a shorter title for this book... . . . . . . . . . . . . . . Page iii l l 2 2 2 2 2 2 3 3 3 . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . . . Laumontite ............................................ |
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| and silver with other minerals from the Old West mine, Penhalonga, Southern Rhodesia. 1 (With Plate III...discovered gold with adherent silver from the Old West mine, Penhalonga, would be outstanding wherever it had...Southern Rhodesia Geological Survey, visited the mine and examined the cavity where the specimens had...retained at the mine. In a description of the Rezende Old West mine Mr. A. E. Phaup 2 explains that the...and is worked to.yield a recovery of approximately 2 dwt. per ton. The mineralization has not been even |
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| 1601 Walker Bank Building SALT LAKE CITY , UTAH 2 620.05 SI V.16 INDEX TO VOLUME XVI Page 26 April...25 25 Ontario . . . : : : .. .bo• Volume 16 , No. 1 , Editorial Make the Prospect Pay. Editorial The...Superior to Expand By Letson Safety and Economy in Mine Ventilation . The Prosperting Spirit . Editorial...Low Eagle & Blue Effects U. S Coal Company's Mine near Kemmerer, Wyoming. Votes of Chloridizing...The Ray ( ' on . Reports Annual Report of Chino Mine The Mining Situation in Utah. Editorial Lehi- Tintic |
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| EMBRACING A UAT AND THE - 5 31761 11674019 2 + can ‘SPECIMENS ILLUSTRATIVE STRUCTURAL GEOLOGY ...SULPH-ARSENITES. . , Ge OUP Nea RMON ONT Geen ages 2.) oiMere My Poicasita Rue 4 Ge OU Plaga Rem Deg....LOIDS =>MUORIDES Waid pe he vd eae pen es An ssea 2 oy! os 88 ac eee NT TUG OW Wine eeted, \ iether’...Metis: cas 2h uty age. on oe eas SMG UNISALTGu te 2 Mourn PEO ORT Decree a Ul er tah tag Caen Megs...(ulmi SoaNiobatestantalAbes |e. 33: 26, yee ee Oe 2 Stim bb eles > cog 0h. . nitrates 4° Phosphates PIS |
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| UNIVERSITY OF ILLINOIS LIBRARY i ^ 6^2.09 S ^^ 2 . ) I NEW SOUTH WALES. DEPARTMENT OF MINES...G.S., Government Geologist. MINERAL RESOURCES. No. 22. BIBLIOGRAPHY OF Australian Mineralogy. BY...Author List, the papers numbered consecutively; (2) A Subject Index, the minerals being classified by...from “ Mount Lyndhurst,” “Leigh Creek,” “Avondale Mine”; all these are in the Leigh Creek District, and...there may be but one spot in which the mineral (by no means a common one) is found. A number of the papers |
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| so that its bulk has not been greatly increased. No one knows better than the author that error's may...or separate them into genetic groups. Where no effort to a genetic treatment it appears to me...rocks — Acid sulphate waters in igneous rocks — Mine waters of sulphate type —Sodium carbonate waters...occurrence The Calumet conglomerate The amygdaloids The veins Mineral association Origin Mine waters Rock...LeadBoulder ville-Boulder County belt — The tungsten deposits en—The County —Summary — Deposits with native |
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| Taylor & Francis, our agents, and our licensors make no representations or warranties whatsoever as to the...subdivided into four groups by Willis et al (1983). No basement has been recognized and the lowermost group...isochrons of transgressive retrograde shear zones give no indication of the age of the retrograde events (Etheridge...is still much dispute about the structure in the mine area. The structural models by Hobbs (1966), Hodgson...the major generations of folds recognized in the mine area being F2 and F 3 . First generation folding |
