| | Journal (article/letter/editorial) | Inclusions in Quartz Microcrystals From Michigan’s Keweenaw Peninsula TOM ROSEMEYER 57647 Caledonia Street...Street Calumet, Michigan 49913 datolite@charter.net T he Lake Superior copper district is world famous for...of mines in the district, especially the Quincy mine. Crystals ranged in size from micro to large-cabinet...focuses on the lesser-known copper inclusions in quartz microcrystals that have also been collected throughout...(Bornhorst 1997). The common gangue minerals include quartz, epidote, calcite, chlorite, prehnite, pumpellyite | | | Journal (article/letter/editorial) | Mineral Specimens Downloaded by [Library Services City University London] at 05:40 05 July 2016 with ...Study Solving the Misidentification of CM21474: Michigan vs. Namibia MARC WILSON DEBRA L. WILSON Section...Champion No. 3 mine at Painsdale, Houghton County, Michigan. Note the Champion No. 4 mine shaft house in...Juniata College. Downloaded by [Library Services City University London] at 05:40 05 July 2016 Figure... milky quartz crystals to 5.3 cm in length. Originally labeled as “Houghton County, Michigan,” it is | | | 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...came with the closing of the White Pine mine, Ontonagon County, in September 1995. New, stringent environmental...meet emission standards led to its demise. The Michigan Copper Country contains the largest-known native | | | Journal (article/letter/editorial) | at the Caledonia Mine, Ontonagon County, Michigan -- Downloaded by [University of Michigan] at 08:51...Figure 1. The 1996 mining crew at the 4th level, Caledonia adit. Left to right, Clyde Gruver, Jim Brooks...Photo by Ted Bornhorst, October 1996. T he Caledonia mine, owned by Red Metal Minerals, is located at...southern end of the famous Michigan native copper district and is the last operating mine on the copper range...specimen-mining activity in 1996. History The Caledonia Mining Company started mining operations in 1863 | | | 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) | 5500 University Parkway, San Bernardino, CA 92407, USA College of Natural Sciences, California State University...5500 University Parkway, San Bernardino, CA 92407, USA a r t i c l e i n f o Article history: Received...include: 1) termite, 2) bat, 3) atmospheric and 4) coal mine fires and natural gas. It is clear that in three...temperatures in coal bed fires is 1.9‰ (Pennsylvania, USA) to 1.7‰ (Germany). © 2014 Elsevier B.V. All rights...for gerhardtite is the United Verde Mine at Jerome, Arizona, USA (Wells and Penfield, 1885), though the | | | Journal (article/letter/editorial) | 1632 Camp Bird Mine Road P.O. Box 586 Ouray, Colorado 81427 I first went to the mine in the spring of...and epidote. In 1985 mineral rights for the Caledonia mine were bought by Richard Whiteman, president...rehabilitated the No. 4 adit of the mine and are presently operating the mine for the re covery of mineral...collecting trips. Over the past five years the Caledonia mine has produced many fine hand specimens and an...the opening of the Mass, A d Colorado for the past twenty years. venture, Michigan, Hilton, Minesota | | | Journal (issue) | iners with a large mass of native copper in the Quincy mine ca. 1918. (Michigan Technological University...Donald Pearce (1941-1989) The “Copper King” 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) | 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) | Keweenaw Counties, Michigan TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter...Houghton and Keweenaw counties, Michigan. Every summer in the Copper Country, mine dumps from a bygone era of...copper mining are being crushed and hauled off the mine sites. The crushed rock is mainly used for road...and recover copper that mistakenly ended up in the mine dumps. The lucky person may also find silver in...locality. Collected at the Tamarack Jr. No. 1 mine, Houghton County, by Tom Rosemeyer, 11 August 2012. John | | | Journal (article/letter/editorial) | TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net All mineral photography...History and Mineralogy of the St. Louis Mine Houghton County, Michigan Twentieth in a series of articles... A 0.5 × 1.1-cm amygdule containing “lay-down” quartz crystals that are partially coated with a dusting...hematite. Instead of protruding into the amygdule, the quartz crystals have crystallized parallel to the sides...at the St. Louis mine, located about 1.3 miles east of the village of Laurium, Michigan. This little-known | | | Book | 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 | | | Journal (article/letter/editorial) | Jaszczak photo (October 2017). 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Twenty-sixth...located in Keweenaw County, Michigan, was made by Doug Miller of Calumet, Michigan. Miller, a thirty-year...area about a half-mile northwest of the North Cliff mine. He had checked part of this area earlier in the...secTom Rosemeyer, a native of Upper Michigan, is a graduate of Michigan Technological University in Houghton...first beep on Figure 4. Map showing Eagle River, Michigan, and the location of the silver vein in the copper-bearing | | | 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...None theless, with the aid of a good state or county map, plus local inquiries, the list could be helpful | | | Journal (article/letter/editorial) | University Auburn, Alabama 36849-5305 COPPER RAY MINE, PINAL COUNTY, ARIZONA Downloaded by [University of Regina]...shaft, arborescent groups from the Copper Queen mine, and even postmining growths on old timbers in the...include the New Cornelia pit, Pima County, and the Ray mine in Pinal County. Masses and sheets of crystalline...size, have been found in the Chino mine, Santa Rita, Grant County, New Mexico. Fine specimens were also...the early years of mining in other nearby Grant County districts (Northrop 1959), and fine copper pseudomorphs | | | Journal (article/letter/editorial) | Photographs JanuarylFebruary: Copper, Ray, Pinal County, Arizona. Les Presmyk specimen, Jeff Scovil photo...MaylJune: Elbaite with quartz and albite, Tourmaline Queen mine, San Diego County, California. Houston...claims, Farncomb Hill, Breckenridge district, Summit County, Colorado. Denver Museum of Natural History specimen...Azurite on malachite ring, Flambeau mine, Ladysmith, Rusk County, Wisconsin. Dan Behnke specimen and...Sweetwater mine, Reynolds County, Missouri. Marvin Rausch specimen, Jeff Scovil photo. Adularia, Michigan, I10 | | | Journal (article/letter/editorial) | News from the Tom Rosemeyer 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Keweenaw...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 Michigan’s 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) | recently in the various serialized articles on the Michigan Copper Country by Tom Rosemeyer (including the...several New Jersey localities, and datolite after quartz is reported from Russia. Pseudomorphs of chalcedony...fissure veins. Associated minerals include calcite, quartz, prehnite, danburite, axinite, garnet, and the...heulandite, pectolite, apophyllite, calcite,, and quartz, and its crystal aggregates often form the matrix...as the Cheapside quarry at Deerfield, Franklin County, where it occurred with prehnite. Crystals from | | | Journal (article/letter/editorial) | (August 2013). TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Up Twenty-first...KEWEENAW COUNTY, MICHIGAN Tom Rosemeyer is a native of Upper Michigan and a graduate of Michigan Technological...shoreline of Lake Superior at Esery Park, Keweenaw County. Larry Maltby photo (July 2013). Figure 3. Map...Mineral Museum collection, Michigan Technological University, in Houghton, Michigan. olorful banded agates...agates, coined in about 1900 by Alfred C. Lane, a Michigan state geologist, has been used for the loose agates | | | Journal (article/letter/editorial) | A Treasure TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Unearthed...August 2013 by Jay and Chad Just near Calumet, Michigan. The boulder was ripped loose from the conglomerate...Tom Rosemeyer, a native of Upper Michigan, is a graduate of Michigan Technological University in Houghton...construction of Figure 2. Map showing Calumet, Michigan, where the glaciated copperbearing Calumet and...variety of well-rounded felsite, granophyre, and quartz-feldspar porphyry pebbles, suggesting a diverse | | | Journal (issue) | Loseyite, Mn4 Zn3 (C·O3) 2(OH) 10 from Franklin Sussex County, New Jersey: A New Physical Descriptioll Va·nKlng...fl;11nb11ri:. H.irdy&tonTowns.hip, S111,s.c.ll: County, NJ. 11 1 inter• ting 111111 Lo y hrm a mincr...identification of a post-mine efflorescence, on wooden timbers, from the Max mine, Bleiberg, Carinthia....The Minerals ofFranklin and Sterling Hill, Sussex County, New Jersey, U. S. G. S. Professional Paper 180...makes an interesting observation using CIA land mass data that identifies Switzerland as the most prolific | | | Book | 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 | | | Journal (article/letter/editorial) | Dyl II, Director A. E. Seumnii Mineral Museum Michigan Technological University 170 ROCKS 81MINERALS...81MINERALS ’ .1-. . TOM ROSEMEYER 1632 Camp Bird Mine Road P.O. Box 586 Ouray, Colorado 81427 rosemeyer@ocinet...Florida] at 00:43 01 January 2015 1. Cliff mine 2. Phoenix mine 3. Centralmine 4. Central Exploration 5...of mines 6. Mandan SW-vel pit 7. IronCity(Empire)mine 8. Capemine 9. Clatkmine 10. starmine 11. Keweenaw...Prehnite, Calc. Spar, Laumontite, Leonhardite, Quartz, Datholite, Chabasie, Mesotype, Apophyllite, Feldspar | | | Journal (article/letter/editorial) | istory and Mineralogy of the Indiana Mine Ontonagon County, Michigan Ninth in a series of articles on the...No. 2 (Indiana Copper Company) mine dump in Ontonagon County, Michigan. The individual crystals, which...State Highways 26 and 38 (Lake Mine Junction) in northern Ontonagon County. The property consists of 1,280...2-square-mile property is owned by the state of Michigan and is traversed by Highway 26 on the northwest...Mineralization Volcanic rocks that crop out in the mine area are part of the Portage Lake Volcanics (PLV) | | | Journal (article/letter/editorial) | University] at 20:58 18 March 2015 57647 Caledonia Street Calumet, Michigan 49913 tajmahal@gilanet.com History...the Manganese Mine Keweenaw County Michigan Tom Rosemeyer, a native of Upper Michigan, is a graduate...graduate of Michigan Technological University in Houghton. He now spends a good part of the year in the Copper...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 |
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Caledonia Mine, Mass City, Ontonagon County, Michigan, USA