| | Journal (article/letter/editorial) | the Copper Falls mine, this complex 3.2-cm crystal is perched on a matrix of crystallized copper. The...Figure 49. Perhaps the finest cubic copper crystal recovered in the Copper Country in recent times. The 1...level of the Gribble vein in the Copper Falls mine. Of all the copper specimens recovered from the clay...finest calcite crystals recovered from the Copper Falls mine in the early days of mining. The sharp, limpid...striking contrast with the rugged surface of the copper matrix. The specimen was part of the L. L. Hubbard | | | 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 (issue) | MICHIGAN COPPER! The Mineralogical Record JANUARY-FEBRUARY 2023 ? VOLUME 54 ? NUMBER 1 ? $40 ... KRISTALLE Est.1971 Laguna Beach, California, USA • Tel: +1 949 494 5155 • Email: info@kristalle.com...gemgypsy@bellsouth.net JANUARY–FEBRUARY 2023 Articles Copper Country II Introduction..............................................3 by W. E. Wilson The Keweenaw County Fissure Mines....................................13 by C. J. Stefano The Cliff Mine, Keweenaw County, Michigan................................... | | | 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 (issue) | with a large mass of native copper in the Quincy mine ca. 1918. (Michigan Technological University Archives...of Donald Pearce (1941-1989) The “Copper King” The MICHIGAN COPPER COUNTRY L. W i l s o n New Mexico...t a n l e y J. D y l II Seaman Mineral Museum Michigan Technological University % 1992 T h e M in e...COVER: Native copper crystal group, 13.6 cm, from an unknown mine in the Michigan Copper Country. Richard...Burbank) wrote the classic work on the copper deposits of Michigan in 1929. Photo by Wendell E. Wilson. | | | Journal (article/letter/editorial) | Africa Government Information Office July 18, 1957 MICHIGAN VACATION - 1956 People, Places and Prospects Lawrence...Greenbrier St., Springfield, Mass. Anyone for copper? After a hundred years of mining activity and mineral...mineral collecting, the Upper Peninsula of Michigan is still a profitable and beautiful objective for...photographer or open-air vacationer. Hundreds of mine dumps, miles of agate beaches, increasing numbers...delightful days and pleasant memories of Michigan's copper and iron country. Our twelve days on the Upper | | | Journal (issue) | collectors. (Continues on page 4) 2 Fluorescent Michigan Sodalite (Continued from page 1) "I have a little...Oldsphotograph.Althoughthe fluorescentintensityof this Michigan sodalite is best describedas moderatewhen illuminated...reported from Michigan before; no mention of it is made in The Mineralogy of Michigan (Heinrich, I 976)...Mineralogy of Michigan by E. Wm. Heinrich (Robinson, 2004), or in Mineralogy of Michigan Update (Robinson...primary Preliminary SEMJEDS analyses conducted at Michigan Technological University showed only Na, Al, Si | | | Journal (article/letter/editorial) | COPPER-BEARING FISSURE VEINS Keweenaw County, Michigan Downloaded by [University of Delaware] at 05:05...05:05 09 June 2012 Lake Superior Native Copper District Fifteenth in a series of articles on the mines...Michigan’s Copper Country 298 ROCKS & MINERALS Figure 1. Considered by some to be the finest copper specimen...world, this 6 × 8-cm crystallized copper specimen came from the Central mine and was in the collection of...and the piece is now on display in the special Copper Country collection case; Jeff Scovil photo. Downloaded | | | Report (issue) | University University Michigan Townsend Drive Drive 1400Townsend 1400 Houghton, Houghton, Michigan Michigan49931-1...J. the Keweenaw Peninsula, Michigan: Institute on Lake Superior Geology Proceedings, Keweenaw Peninsula...Peninsula, Michigan: Institute on Lake Superior Geology Proceedings, 40th 40thAnnual AnnualMeeting, Meeting..."Field Guide to the Geology Geology of the the Keweenaw Keweenaw Annual Institute Institute on on Lake Lake...Lake Superior Superior Geology Peninsula, Michigan" Michigan" (Bornhorst (Bornhorst and others, 1983) for | | | Journal (article/letter/editorial) | exceptional group of copper crystals recovered from a large vug in the fissure vein of the Cliff mine; the largest...Probably the best arborescent silver from the Cliff mine, this specimen is 9.5 × 10.5 cm and was originally...calcite from the Cliff mine is 3.6 cm long and perched on a matrix of spongy copper. It was originally in...on earth (Bornhorst and Rose 1994). At the Cliff mine it thickens to more than 1,300 feet and remains...the formation of tabular deposits of fissure vein copper in the thin underlying lava flows. Mineralization | | | Journal (article/letter/editorial) | News from the Keweenaw Downloaded by [Florida State University] at 18:43 12 November 2014 Part 3—Recent...Michigan’s Copper Country Eleventh in a series of articles on the mines and minerals of Michigan’s Copper Country...storms, exposing calcite/quartz veins in the Copper Harbor Conglomerate. Author’s photo. TOM ROSEMEYER...minor and major, continue to be made in Michigan’s Copper Country. The May/June 1998 and the November/December...years have passed since the last “News from the Keweenaw”; this article updates new finds to the spring | | | Journal (article/letter/editorial) | Avenue, Pontiac, Michigan It was at one of last winter's meetings of the Michigan Mineralogical Society...six-day invasion of Marquette, Baraga, Houghton and Keweenaw Counties. The response almost bowled us over so...six days which we had scheduled for Ishpeming, Michigan. Bob Markert and his associates came through in...Upper Peninsula Development Bureau of Michigan, Marquette, Michigan, and were well supplied with information...arrangements with the Michigan College of Mining and Technology at Houghton, Michigan, for a joint field | | | Report (issue) | filling from a basaltic Houghton County lava flow. Small specks of native copper occur as inclusions near the...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 | | | 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 | | | Book (volume) | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; | | | Book (volume) | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; | | | Journal (article/letter/editorial) | in the various serialized articles on the Michigan Copper Country by Tom Rosemeyer (including the one...some browns and darker reddish shades imparted by copper inclusions. It exhibits a vitreous luster and is...States. Here, it is commonly associated with natrolite, analcime, stilbite, heulandite, pectolite, apophyllite...as the Cheapside quarry at Deerfield, Franklin County, where it occurred with prehnite. Crystals from...century at the Lane quarries at Westfield, Hampden County, Massachusetts; fine specimens were also found | | | 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........................... 215 by S. G. Bywater Copper Country microminerals............................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 | | | Journal (issue) | 132 A MINERALOGICAL TRIP THROUGH THE M ICH IGAN COPPER COUNTRY. By Kiril Spi roff . . . . . . . . . ...... . . . . .. . ......... . .. . .. 144 ANCIENT MINE SAVED GREEK CIVI L I ZATION . ............... 147...in the copper region of Keweenaw Peninsula, Mich., where is occurs in veins with native copper. Quite...often prehnite may inc!ude strings or grains of the copper and even silver. Prehnite also occurs in crystalline...specimens. When you bring home specimens collected at a mine, quarry, or other locality, WASH THEM in water with | | | Journal (article/letter/editorial) | MICROMOUNTING AT THE KEWEENAW PENINSULA, MICHIGAN By PAUL B. MOORE and RICHARD M. 6EGER Depr. of Geolophysical...INTRODUCTION The Keweenaw Feninsula is well-known for its fine specimens of copper, datolite, calcite...afford little material of interest besides the usual copper and silver. With mounting discouraging trips, we...particularly pumpellyite and chlorastrolite and copper xls can only be fully appreciated by use of a microscope...collectors with limited time, may we suggest the Hancock Mine (on Ingot St., Hancock). The dump looks terrible | | | Catalog/List | WULFENITE & ASSOC/A TIONS: Finch Mine (AKA Barking Spider), Pinal County, Arizona: Very nice combinations...$15.00 each ROWLEYWULFENITE &ASSOCIATIONS: Rowley Mine, Painted Rock Mtns., Maricopa Co., Arizona: Clear...and $ 30.00 each GLOVE WULFENITE: Glove Mine, Santa Cruz County, Arizona: Very nice crystalline specimens...00 each YUMA WULFENITE: Old Yuma Mine, Tucson Mountains, Pima County, Arizona: Butterscotch to deep orange-red...mounted in 1 1/4 79 WULFENITE: 79 Mine, Banner District, Gila County, Arizo _na: Transparent bright yellow | | | Book (volume) | the Atlantic Coast Fall Line, so named from the falls or rapids in rivers at places where they pass from...Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE: | | | Catalog/List | tufts ACTINOLITE: Bull Run Quarry, Loudon County, Virginia, USA. sprays and tufts ACTINOLITE,variety AMIANTHUS:Steintal...ACTINOLITE,variety BYSSOLITE: French Creek, Pennsylvania, USA. sprays and tufts ACTINOLITE SMARAGDITE:Micciano...ADAMITE: Ojuela Mine, Mapimi, Durango, Mexico. crystals ADAMITE,variety CUPROAN:Gold Hill, Utah, USA. crystals...AFWILLITE: Crestffiore Quarry, Riverside, California, USA. massive AGRELLITE: KipawQ River, Villodieu Township...ALABANDITE:Tombstone. Arizona, USA. massive ALBERTITE(HYDROC,\RBONl: Prince Albert County. Nova Scotia, massive | | | Catalog/List | last. TOTAL WRECK WULFENITE: Total Wreck Mine, Pima County, Arizona; Nice butterscotch to near clear...inch specimens, $25.00 each. CAMPYLITE: Dry Gill Mine, Cumberland, England; A unique and rare species...at $15.00 each. BROOKITE: Magnet Cove, Garland County, Arkansas; Dipyramidal thumbnail crystals mounted...structures. $20.00 each DENDRITIC WIRESIL VER Elure Mine, Cobar, NWS, Australia; Fine crystalline wire silver...priced at $20.00 each CINNABAR AND STIBNITE: Gorlovka Mine, Ukraine; Nice thumbnails mounted in plastic perky | | | Book | variety, etc. T Tsumeb (vol. 8, no. 3) M y Michigan Copper Country (vol. 23, no. 2) Co. Company G ...five book-format issues (8/#3, Tsumeb; 23/#2, Michigan Copper Country; 23/#4, Yukon Phosphates; 24/#2, Greenland;...I 1991 337--424 273-336 [ 1-128 129-208 [ COPPER] [ 177-256 185-280 169-248 [ 425-528 337--400...the FM-TGMS-MSA Symposium on Azurite and other copper carbonates (chairman: K. Wenrich) 22:65-69 [Abstracts...Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON, STIG G. Hrucopper and cobalt |
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Copper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA