 | | Journal (issue) |
| iners with a large mass of native copper in the Quincy mine ca. 1918. (Michigan Technological University...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) |
| 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 |
 | | Report (issue) |
| Bulletin 6 1976 COVER Shown is a porcelanoid mass of flesh colored datolite, a borosilicate (CaBSiO4OH)...(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 |
 | | 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 |
 | | 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 |
 | | Catalog/List |
| 28Qj 0Ā° AĀ®ATE, North Shore, Lake Superior, Michigan, USA. Polished pebble showing concentric patterns...Lang, California, USA. Looks like stone brains, chalklike porcelaneous nodular mass. C. Ā£4 Ā£4 00 AMETHYST/BARITE...mostly GALENA, Hidden Treasures Mine, Nevadaville, Colorado, USA. Mass of pure ore body mainly galena...sulphide. RF SPC. C. Ā£4 Ā£5.00 JASPER/AGATE, Texas, USA. Polished slab of rich green and orange mixture....Ā£5.00 PETRIFIED WOOD, Quincy, Washington State, USA. Polished slab showing original wood grain structure |
 | | 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 |
 | | Journal (article/letter/editorial) |
| TOM ROSEMEYER 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net T he Lake Superior...of mines in the district, especially the Quincy mine. Crystals ranged in size from micro to large-cabinet...1997). The common gangue minerals include quartz, epidote, calcite, chlorite, prehnite, pumpellyite, and...in the tenth grade. I have collected most of the mine dumps during the past sixty years and have found...Tom Rosemeyer, a native of Upper Michigan, is a graduate of Michigan Technological University in Houghton |
 | | Journal (article/letter/editorial) |
| MICROCLINE IN THE NATIVE COPPER DEPOSITS OF MICHIGAN Ina KrorN, Stanf ord, U ni.oersity, C al'iJorni...intensive mining activity in the copper country of Michigan, and detailed study of the native copper deposits...amounts "in all the mines from Keweenaw Point to Ontonagon" in association with analcite, as the "last formed...650-654 (1900). 643 IRA KLEIN on which the Calumet Mine was sunk, pointing out its adularialike habit and...is aware of only two such localities outside of Michigan from which secondary feldspar is reported. A "pink |
 | | Journal (article/letter/editorial) |
| Tom Rosemeyer 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Keweenaw Figure 1...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) |
| the Caledonia Mine, Ontonagon County, Michigan -- Downloaded by [University of Michigan] at 08:51 04...Caledonia mine, owned by Red Metal Minerals, is located at the southern end of the famous Michigan native...native copper district and is the last operating mine on the copper range. It is presently being operated...and Whiteman 1992). The early development of the mine included sinking shafts and driving adits on the...1873. In the same year Captain Martin leased the mine and sporadically operated it until 188 I , producing |
 | | 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) |
| 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) |
| 1632 Camp Bird Mine Road P.O. Box 586 Ouray, Colorado 81427 I first went to the mine in the spring of...crystallized copper, adularia, and epidote. In 1985 mineral rights for the Caledonia mine were bought by Richard...rehabilitated the No. 4 adit of the mine and are presently operating the mine for the reĀ covery of mineral...collecting trips. Over the past five years the Caledonia mine has produced many fine hand specimens and an abundance...the opening of the Mass, A d Ā Colorado for the past twenty years. venture, Michigan, Hilton, Minesota |
 | | 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 and Keweenaw Counties, Michigan TOM ROSEMEYER PO Box 369, 506 Pine Street Magdalena...5.5 Ć 10.0 cm, attributed to the South Kearsarge mine. Authorās specimen, Terry Huizing photo. 276 ROCKS...the secondmost-productive lode discovered in the Michigan copper district. In the heyday of mining it became...minerals including analcime, calcite, datolite, epidote, microcline, natrolite, prehnite, and quartz. The...miners until 1967 when all mining ceased. Many of the mine dumps have disappeared through the years because |
 | | Report (issue) |
| Copper Country Ellis W. Courter Contribution to Michigan Geology 92 01 Table of Contents Preface ............................... 12 The Legend of the Ontonagon Copper Boulder .............................................................. 80 West of the Ontonagon.................................................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 |
 | | Journal (article/letter/editorial) |
| Copper-bearing Amygdaloidal Lode Houghton County, Michigan Lake Superior Native Copper District Sixteenth...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 (issue) |
| Calendar Events Pg 2 Upcoming Events Pg 4 Michigan Pudding Stone Pg 4 Yooping Good Pg 5 Pebble...Tucson; many of the other, commercial shows, in the city are already open and have been for the past week...Guild, Jewelry, Gem, and Mineral Show, Jefferson County Fair Grounds, 15200 W. 6th Ave., Golden, CO. Free...Thomas M. McKee Building, at The Ranch/Larimer County Fairgrounds, 5280 Arena Circle, Loveland, CO (I-25...Avalanches: A case history of destruction in Hinsdale County, impacts to historic mining dams, and how snow |
 | | Journal (article/letter/editorial) |
| 36849 cookrob@auburn.edu KINOITE Christmas Mine, Gila County, Arizona F ew states can approach, much...mineral in vugs and veinlets in skarn, and in Michigan it occurs as a rare constituent of amygdule fillings...the northwest and Rosemont to the southeast, Pima County, Arizona. The locality is about 30 miles (48 kilometers)...crystals on fluorapophyllite from the Christmas mine, Gila County, Arizona. Les and Paula Presmyk specimen,...tiny kinoite crystals from the Christmas mine, Gila County, Arizona. Les and Paula Presmyk specimen, |
 | | 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) |
| 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) |
| COPPER-BEARING FISSURE VEINS Keweenaw County, Michigan Downloaded by [University of Delaware] at 05:05...crystallized copper specimen came from the Central mine and was in the collection of Donald C. Gabriel....exploration 2. Cliff mine 3. Phoenix group of mines 4. Central mine 5. Northwestern mine 6. Central exploration...Resolute mine 9. Hard Rock fissure 10. Iron City (Empire) mine 11. Cape mine 12. Copper Falls mine 13. Clark...Clark mine 14. Point prospect 15. Mendota mine 16. Gull Rock fissure and Laker pocket Figure 3. A 1900 |
 | | Catalog/List |
| 232) I. CLiNOCLASE. Matuba Hill. Pershing County. Nevada. USA Flattish druse of dark blue clinoclase xtls...V E COPPER.Wolserine Mine,Keweenaugh Peninsula-Michigan-USA Pure flattish mass of native copper showing...Diabolo.Coconino County,Arizona,USA Dense brown black slightly weathered submetallic mass with a little...bladed to equant hematite Ws to l2mni forming rich mass with a little powdery white coating Pretty RF SPC...amygdaloidal basalt matrix Good RF SPC C Ā£12 9. EPIDOTE,St Gothard,Switzerland Pretty little specimen consisting |
 | | Report (issue) |
| DEPOSITS OF THE MATCHWOOD QUADRANGLE, ONTONAGON COUNTY, MICHIGAN By Robert F. Johnson and Walter S. White...DEPOSITS OF THE MATCHWOOD QUADRANGLE, ONTONAGON COUNTY, MICHIGAN ' ~ By Robert F. Johnson and Walter...Matchvood quadrangle is in central Ontonagon County, just west of the Ontonagon River and its Middle Branch...carried out in Ontonagon and Gogebic Counties by the Geological Survey Division of the Michigan Department...exposures in the vicinity of Portage Lake in Houghton County (White, Cornwall, and Swanson, 1953), underlies |
