 | | Journal (issue) | | copper in the Quincy mine ca. 1918. (Michigan Technological University Archives, Houghton) D e d ic ated...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 . |  | | Journal (article/letter/editorial) | | 2014 THE KEARSARGE Copper-bearing Amygdaloidal Lode Houghton and Keweenaw Counties, Michigan TOM ROSEMEYER...measuring 5.5 Ć 10.0 cm, attributed to the South Kearsarge mine. Authorās specimen, Terry Huizing photo. 276...University] at 07:52 12 December 2014 T HE KEARSARGE LODE was one of seven blanket-type native copper...after the U.S.S. Kearsarge by a former naval officer who became an employee of the Calumet and Hecla Mining...the secondmost-productive lode discovered in the Michigan copper district. In the heyday of mining it became |  | | Journal (article/letter/editorial) | | MICROMOUNTING AT THE KEWEENAW PENINSULA, MICHIGAN By PAUL B. MOORE and RICHARD M. 6EGER Depr. of Geolophysical...collectors with limited time, may we suggest the Hancock Mine (on Ingot St., Hancock). The dump looks terrible...due to the parallel growth of xls. At the Hancock Mine, Hancock, it occurs upon xls of epidote and quartz...also at Centennial Mine, Calumet; Iroquois Mine, and Cliff Mine, Cliff; Quincy Mine, Hancock, with chlorastrolite;...chlorastrolite; Isle Royale Mines, Houghton; Seneca and Ahmeek Mines, Mohawk with epidote; in smaller amounts |  | | Report (issue) | | (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 |  | | Journal (article/letter/editorial) | | 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 |  | | Book | | 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 |  | | Journal (article/letter/editorial) | | 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...the White Pine mine at the southern end of the district. Keweenaw Point, Keweenaw County The waters off |  | | Journal (article/letter/editorial) | | Amygdaloidal Lode Houghton County, Michigan TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter...of the dense basalt matrix at the Wolverine No. 2 mine dump. These small and inexpensive detectors have...agate itself. Collected by Ray Just, C & H No. 21 mine, 10 July 2011. uring the past sixty years (1952ā2012)...various mine dumps along the Kearsarge copper-bearing amygdaloidal lode in Houghton County, Michigan. These...excavating the agatebearing zone of the Wolverine No. 2 mine dump during the annual Copper Country Mineral Retreat |  | | Report (issue) | | University University Michigan Townsend Drive Drive 1400Townsend 1400 Houghton, Houghton, Michigan Michigan49931-1...Peninsula, Michigan: Institute on Lake Superior Geology Proceedings, Keweenaw Peninsula, Michigan: Institute...Proceedings, 40th 40thAnnual AnnualMeeting, Meeting,Houghton, Houghton,Ml, 40, part part2, 2, 185 185p. p. MI,v...Lake Superior Superior Geology Peninsula, Michigan" Michigan" (Bornhorst (Bornhorst and others, 1983)... time, we considered that that "It is held at Michigan Technological presumptuous for for us us to put |  | | Journal (article/letter/editorial) | | courtesy Michigan Technological University Archives and Copper Country Historical Collections, Michigan Technological...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...industry was the shutdown of all Calumet & Hecla, Inc.* mines in Houghton and Keweenaw Counties by a labor...came with the closing of the White Pine mine, Ontonagon County, in September 1995. New, stringent environmental |  | | Journal (article/letter/editorial) | | native of Upper Michigan and a graduate of Michigan Technological University in Houghton. Since retiring...year. During the last four years, the crushing of mine dumps (poor-rock piles) for road repairs and construction...operations, primarily in Keweenaw County, have increased the need for mine-run rock for the construction... resulting in the slow disappearance of smaller mine dumps. The end of copper mining in the Portage Lake...of the Copper Range Companyās Champion mine in Houghton County. Downloaded by [Florida State University] |  | | Journal (article/letter/editorial) | | Lake Superior near Eagle Harbor, Keweenaw County, Michigan. The near-shore find, now called the Laker...Tom Rosemeyer, a native of Upper Michigan, is a graduate of Michigan Technological University. He now...11 August 2008, Barron and Peterson left Calumet, Michigan, with Petersonās 23-foot cabin cruiser in...open fissure. The crystals show a dark patina of cuprite and tenorite, which adds a lake-weathered beauty...dodecahedra partially encrusted with brick-red cuprite. Almost a half-gallon of these tiny specimens were |  | | Journal (article/letter/editorial) | | the Tom Rosemeyer 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Keweenaw Figure...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...into Lake Superior at the western end of Upper Michigan. The now-dormant copper mining industry, which |  | | Journal (article/letter/editorial) | | University Auburn, Alabama 36849-5305 COPPER RAY MINE, PINAL COUNTY, ARIZONA Downloaded by [University of Regina]...Alabama. 40 ROCKS & MINERALS pseudomorphs after cuprite, aragonite, azurite, calcite, chalcocite, chalcopyrite...frequently associated with silver, chalcocite, cuprite, malachite, azurite, tenorite, and a variety of...shaft, arborescent groups from the Copper Queen mine, and even postmining growths on old timbers in the...pit. Some Bisbee copper is pseudomorphous after cuprite, and copper coated with silver has been reported |  | | Journal (article/letter/editorial) | | 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...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 |  | | Journal (article/letter/editorial) | | Street Calumet, Michigan 49913 tajmahal@gilanet.com History and Mineralogy of the Manganese Mine Keweenaw...Keweenaw County Michigan Tom Rosemeyer, a native of Upper Michigan, is a graduate of Michigan Technological...Technological University in Houghton. He now spends a good part of the year in the Copper Country researching...ocated in the rugged Keweenaw Peninsula of Upper Michigan are two small manganese oxide deposits that occur...Figure 2. Tom Rosemeyer about to descend into the mine through the small surface opening that led to the |  | | Journal (article/letter/editorial) | | Figure 1. Sibyl and Bill Severance, Ann Arbor, Michigan, Spring 1953, well before he started collecting...The Kegel azurite, 15.2 cm, 6th level east, Tsumeb mine, Tsumeb, Namibia. Pictured in Gem & Mineral Treasures...Seaman Mineral Museum at Michigan Technological University in Houghton, Michigan; Ross Lillie of North Star...specimens, 98 of which were from the Tsumeb mine and 81 from Michigan, many of these with interesting histories...Kegel was the mine director at Tsumeb and the general manager of the company that owned the mine from 1922 |  | | Journal (article/letter/editorial) | | 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...feet (6,400 vertical feet), making it the deepest mine shaft in the Western Hemisphere. Tom Rosemeyer collection |  | | Journal (article/letter/editorial) | | 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...stratiform sulfide (chalcocite) deposit at the White Pine mine and (2) the world-class native copper deposits that...this type of lode start- ed in 1856 at the Quincy mine. Later came the conglomeratehosted deposits, in...this type of lode is credited to the Calumet No. 1 mine on the Calumet and Hecla Conglomerate lode, which |  | | Journal (article/letter/editorial) | | anilite, yarrowite, rarely chalcopyrite) and cuprite. In addition to copper minerals, sphalerite and...simultaneous crystallization. Copper sulphides, cuprite, and barite micro veins indicate a later deposition...identified in some deposits [18ā28]. Native copper, cuprite, and zincite are found in the Ayaguz agate deposit...an intergrowth with cristobalite spheroids and cuprite. Additionally, Radko [22] notes the presence of...are known from the Wolverine Mine, Wolverine, Houghton County, Michigan (USA) [19,21]. These unusual agates |  | | Journal (issue) | | 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................................... |  | | Journal (issue) | | 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 |  | | Report (issue) | | Copper Country Ellis W. Courter Contribution to Michigan Geology 92 01 Table of Contents Preface ............................. 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...Nonetheless, he was very well known by hobbyists in Michigan and surrounding areas. The National Rockhound |  | | Journal (article/letter/editorial) | | Photographs January/February: Crocoite, Adelaide mine, Dundas, Tasmania, Australia. Francis Benjamin specimen...Scovil photo. March/April: Galaxy opal, Opalville mine, lease 135, Jundah, Queensland, Australia. Owner...July/August: Silver, Wolverine mine, Kearsarge lode, Keweenaw County, Michigan. William Severance specimen...(Hallelujah Junction), Petersen Mountain, Washoe County, Nevada. Paul Geffner specimen, Jeff Scovil photo...November/December: Millerite, Sterling mine, Antwerp, Jefferson County, New York. National Museum of Natural |  | | Journal (issue) | | Europe. Following the war, he enrolled in the Michigan Technological University, where he received a...various Michigan firms, finally to retire to the Portland area in 1981. During his time in Michigan, he studied...collected at a number of them. He loved the upper Michigan peninsula and talked often of the scenery, geology...often brought with him colorful minerals from Michigan to examine and share. Phil's three children are...of Wendell, Idaho, Jim Johnson of Atlantic Mine, Michigan and Dan Johnson of Spring Creek, Nevada. He |
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