 | | 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...starting with Keweenaw Point and continuing in a southwestern direction to the White Pine mine at the southern |  | | Journal (article/letter/editorial) | | quality rivaling fine porcelain. This unique form of datolite hails from the legendary Lake Superior copper...Indeed, many datolite nodules sport flecks of native copper, and specimens exist of datolite intergrown...ahead of the story. Michigan’s Copper Country datolite has been collected, prized, fashioned, and proudly...of the Keweenaw Peninsula’s datolite by diving into this article on the occurrence of datolite and the...never-before-published collecting history of major datolite localities and collecting personalities. Stanley |  | | 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) | | 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 xls...collectors with limited time, may we suggest the Hancock Mine (on Ingot St., Hancock). The dump looks terrible...chlorite minerals are the best found anywhere in the Keweenaw Peninsula. PUMPELLYITE (6Ca0.3Al 2 0 3 .7Si0 2...due to the parallel growth of xls. At the Hancock Mine, Hancock, it occurs upon xls of epidote and quartz |  | | Journal (article/letter/editorial) | | attributed to the Owl Creek fissure of the Copper Falls mine, this complex 3.2-cm crystal is perched on a matrix...3rd level of the Gribble vein in the Copper Falls mine. Of all the copper specimens recovered from the...calcite crystals recovered from the Copper Falls mine in the early days of mining. The sharp, limpid 4...recovered in the Copper Country in recent times. On the mine surface, beautiful microcrystals of analcime and...Petherick mine workings along the Copper Falls fissure. 320 ROCKS & MINERALS Clark Mine The Clark mine, about |  | | 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 |  | | Book | | Clarence J. Monette 942 Ninth Street Lake Linden, Michigan, 49945 All Rights Reserved ISBN: 0-942363-04-3...Printing & Graphic Services, Inc. of Calumet, Michigan _ ee AUTHOR'S As the title of this. NOTE...places in the four counties of Baraga, Houghton Keweenaw and Ontonagon are listed, as this is but a small...Monette Abbaye -------------------7--7 Adams. Township .---~------7--------Agate Harbor ----------77...---------cr Assinins Astor Point -------------7-7-777 Mine Atlantic -------------7--- 17 in —To -— qe tint |  | | Journal (article/letter/editorial) | | Mineral Collecting, 1960 ONTARIO, MICHIGAN AND COLORADO. By KEN FISHER Downloaded by [University of...the original ways", with fast travel possible. Bud mine at Cobalt, the Right-of-Way, we Coxon, proprietor...old shaft being pumped big beryl from the Sullivan Mine, near out, some "good material" had been Rouyn,...Lake—Timmins area early (1903) and was literally a gold mine of details about the early mining days in Northern...life there. yond Toledo and then up the lower Michigan peninsula. First stop was at Adrian, Mich. Motel |  | | Journal (article/letter/editorial) | | e a r s o r g e conglornero t e .... @ Quincy mine @ Allouez no. 3 shaft Other detailed sections...GEOI.OGIC M A P O F SOME PEGMATITIC LAVA FLOWS, MICHIGAN C O P P E R D I S T R I C T Downloaded from https://pubs...SERIES AND THE ORIGIN OF THE COPPER DEPOSITS OF MICHIGAN By HENRY R. CORNWALL ABSTRACT Five lava flows...flows in the Keweenawan series of the Michigan copper district have been studied and chemical analyses made...Amherst user 160 H. R. CORNWALL—KEWEENAWAN LAVAS, MICHIGAN ILLUSTRATIONS Figuie Page 1. Section across the |  | | 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) | | 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 (1952–2012)...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 |  | | 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....which operate in many states are not as likely to grant permission to collect as the former locally owned... 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 |  | | Book (edition) | | MISSOURI ILLINOIS • NORTH DAKOTA • OHIO • MICHIGAN • NEBRASKA • IOWA WISCONSIN Digitized by...and the Tourist Field includes SOUTH DAKOTA • MICHIGAN • ILLINOIS • IOWA WISCONSIN • OHIO • KANSAS •...Cycad .-' _ :. Oelrichs Agate Beds Rose Quartz Mine Northern Hill Gems 24 8 Jasper 25 Golden Barite...40 North Dakota 43 Indiana . 45 Ohio 46 Michigan 50 Missouri 53 j- Kansas 5Q Iowa 60 -...matrix. Or you may visit the beach at Petoskey, Michigan, and find a stone glistening from the receding |  | | 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) | | Library] at 00:11 06 November 2014 Eagle Mine, Cilman, Eagle County, Colorado W orld production of zinc...number of good sphalerite occurrences, the Eagle mine at Gilman holds the record as that state’s leading...of the BalmatEdwards district in Saint Lawrence County (Smith and Figure 1. A fine example of jet-black...sphalerite (variety marmatite) on siderite from the Eagle mine, Gilman, Colorado. The 8.4-cm specimen is in the...in Connecticut pegmatites, including the Tolgate mine at Middletown where masses to 25 cm across occurred |  | | Book (volume) | | 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:...agate, (banded, various colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N |  | | Journal (article/letter/editorial) | | first phyllite we ever saw from sers" area, Sonoma County, Calif. It was noted by M. Vonsen in CALIF. JOUR... ranging in in a road cut situated in Randolph County, size from 2 to 4 millimeters. Sometimes it Ala...district, In- species as laumontite, thomsonite, datolite, natrolite, prehnite, pectolite in serpentine...the Josephine Mine near Volcanoville (Eldorado Co.) Calif. This was an active gold mine up to about a...specimen (rock crystal) I found in the Old Dutchman's Mine near Bowman's Lake near Emigrant Gap, Nevada Co |  | | 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) | | 5 = fii? i a j — » ya y _— ’* : i mine in. q)! Y eit iia -...of Mines, Mining and Geology; on the State of Michigan by Robert W. Kelley of the Department of Conservation;...Kobuk jade locality. Descriptions of San Diego County, California, gemstones and the mines in which they...the generous assistance of many residents of that county. My special thanks are extended to Elbert H. McMacken...operator of the Little Three Mine at Ramona, and Ralph R. Potter of the Himalaya Mine at Mesa Grande provided |  | | Book (volume) | | (25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...operators, Morefield Mine, Amelia, VA; Max & Suzy Berchtold, Royal Rainbow Mine, Laytonville, CA; Ralph...Cantlin, Ellis, [D; Jeannette B. Carillo, Gem Center USA, EI Paso, TX; Gary Christopher, The Prospectors Cache...Resources, Vancouver, BC; Barbara L. Muntyan, Ouray County Historical Society, Ouray, CO; Merrill O. Murphy |  | | Report (volume) | | Mathews, Johns Hopkins University, Baltimore. Michigan..........Mr. R. A. Smith, Lansing. Dr. A. C. Lane...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby |  | | Report (volume) | | :............................................. Michigan.................................................See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities : Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20 S., R. 7 E.;...; Jefferson County, at Ely ton; Lee County, at Chewacla lime works"; St. Clair County, at Greensport; |  | | Book (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...minerals. He will pick over stream beds, gravel pits, mine dumps, road cuts, and quarries. Some gems may also... even an unfenced range, a deserted cabin, or a mine dump. Be ready to sign a waiver absolving the owner...slope above you may start a rock slide on you. Open mine shafts and water-filled pits are obvious dangers...takes exposed, whether in a road or railroad cut, mine dump, excavation, gravel pit, beach, river bar, |  | | Book (volume) | | chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...townagate, chalcedony, jasper, petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville...chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...gem qualityagatized and opalized wood. DAWES COUNTY CHADRON, in N part of Co. and as far W as Crawford...woods, etc. DAWSON COUNTY GOTHENBURG, in sand pitspetrified palm wood. DEUEL COUNTY CHAPPELL, all regional |
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Mandan Mine, Mandan, Grant Township, Keweenaw County, Michigan, USA