| | 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 | | | 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) | News from the Keweenaw Downloaded by [Florida State University] at 18:43 12 November 2014 Part 3—Recent...shoreline shift with Lake Superior storms, exposing calcite/quartz veins in the Copper Harbor Conglomerate...years have passed since the last “News from the Keweenaw”; this article updates new finds to the spring...native of Upper Michigan and a graduate of Michigan Technological University in Houghton. Since retiring...terminated scalenohedral calcite crystals on crystallized quartz. The longest calcite crystal is 7.9 cm and | | | Journal (article/letter/editorial) | 57647 Caledonia Street Calumet, Michigan 49913 datolite@charter.net Keweenaw Figure 1. A delicate group... 1 mine in summer 2009 by Steve Whelan. The specimen is 12.4 × 6.2 cm and was encased in calcite. Tom...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...scenic Keweenaw Peninsula, which juts out into Lake Superior at the western end of Upper Michigan. The | | | Journal (article/letter/editorial) | COPPER-BEARING FISSURE VEINS Keweenaw County, Michigan Downloaded by [University of Delaware] at 05:05...8-cm 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 | | | 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 | | | 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...Meeting,Houghton, Houghton,Ml, 40, part part2, 2, 185 185p. p. MI,v.v. 40, 1 PREFACE PREFACE In 1983 1983..."Field Guide to the Geology Geology of the the Keweenaw Keweenaw Annual Institute Institute on on Lake Lake | | | 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) | Survey, National Center-MS 954, Reston, VA 22092, USA (Received October 10, 1990; accepted after revision...Survey, National Center--MS 954, Reston, VA 22092, USA. tinent rift system (MRS) of North America is one...including the famous native copper deposits of the Keweenaw Peninsula, the stratiform copper sulfide and native...native copper deposits of the White Pine mine area, and Cu-Ni sulfide deposits in the Duluth Complex...sedimentary rocks. The rift is characterized by a central zone of mafic igneous rocks, marked by conspicuous | | | Report (issue) | Extent and General Nature of the Keweenaw Series Lithology of the Keweenaw Series Section I. Basic Original...III. Summary View of the Original Rocks of the Keweenaw Series Section IV. Detrital Rocks Chapter IV....Features of the Three Classes of Rocks of the Keweenaw Chapter Chapter II. 24 III. 34 '. 35 91... General Stratigraphy of the Keweenaw Series Chapter VI.— The Keweenaw an Rocks op the South Shore of...of Lake Superior Introductory 152 Section I.— Keweenaw Point Section II.— The Region between Portage | | | 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.......................3 by W. E. Wilson The Keweenaw County Fissure Mines....................................13 by C. J. Stefano The Cliff Mine, Keweenaw County, Michigan......................................C. J. Stefano & P. Persson The Central Mine, Keweenaw County, Michigan............................... | | | Journal (article/letter/editorial) | Pewabic 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...the Michigan Copper Country, is located on the sparsely populated, isolated, and scenic Keweenaw Peninsula...Superior near the western end of Upper Michigan. The Keweenaw winters can be long and cold with lake-effect...feet (6,400 vertical feet), making it the deepest mine shaft in the Western Hemisphere. Tom Rosemeyer collection | | | Journal (article/letter/editorial) | as are composite crystal groups formed around a central crystal. Complex concentric structures are also...many are commonly well crystallized and include calcite, stilbite, heulandite, laumontite, natrolite, pectolite...5 cm across associated with natrolite sprays, calcite, pectolite, apophyllite, and pale green datolite...the railroad tunnels through Bergen Hill, Bergen County, and similar specimens have been collected in railroad...Weehawken areas and quarries at Snake Hill, Hudson County. Exceptional analcime specimens have been collected | | | Journal (issue) | copper in the Quincy mine ca. 1918. (Michigan Technological University Archives, Houghton) D e d ic ated...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) | 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...37 W., Greenland Township. The 2-square-mile property is owned by the state of Michigan and is traversed...Mineralization Volcanic rocks that crop out in the mine area are part of the Portage Lake Volcanics (PLV) | | | Journal (issue) | doing what he loved: field collecting at an old mine in Nevada. Alabandite from the George Nolan Pegmatite...specimens from the A.E. Seaman Mineral Museum at Michigan Tech as it culled material and prepared for its...of the mineral collections at the University of Michigan. It was one of his collected specimens (see figure...modern Zimbabwe. “Rhodesia” was a large area in central Africa that was developed and named after Cecil...Bob knew how to do it all. In addition, Bob had mine signs, ore cars and innumerable publications and | | | Report (volume) | 23 PL. 1 P R S OUTLINE GEOLOGICAL MAP OF KEWEENAW P 0 IN T Compiled from various sources. Traverse...BETWEEN THE EASTERN .SANDSTONE AND THE KEWEENAW SERIES ON KEWEENAW POINT, LAKE SUPERIOR BY R. D. IRVING...Bay e Wall Ravinee Saint Louis Ravinee Douglass Houghton Ravinee Torch Lake Quarrye Hungarian Ravine e...face page. PLATE I. Outline\ geological map of Keweenaw Point. Scale, 6 miles to the 3 inch e II. Map...Map of north shore of Bête Grise Bay, Keweenaw Point. Scale, 1 mile 11 to the inch.e III. Junction of Eastern | | | 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 (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-other—Other persons such as miners, field assistants, mine managers, etc. Place —Used when a mineral is named | | | Book (volume) | collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift of the Late Pleistocene...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 | | | Book (volume) | collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift of the Late Pleistocene...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 | | | 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) | Casino:_ The Odyssey of a Float Copper from the Keweenaw Peninsula Tom Rosemeyer datolite@charter.net ...left the production facility of Keweenaw Gem & Gift in Dollar Bay, Michigan, loaded with two large masses...southern Houghton County and the larger mass was recovered a few miles west of Calumet, Michigan. I don't...Molybdenite Climax Mine, Lake County, Colorado Bob Werner werner@lcturbonet.com The Climax Mine, located in...in Lake County, Colorado (Fig. I), is perhaps the world's largest deposit of molybdenum (Mo) metal. The | | | Journal (article/letter/editorial) | Who's Who in Mineral Names Minerals Named ) ] for Michigan L / Mineralogists and Geologists In this, the...veys, we pay tribute to those individuals from Michigan who have been honored by hav ing minerals named...Geology and Mineralogy University of Michigan Ann Arbor, Michigan 48109 T H E Y E A R 1987 I S NOT O N...S Q U I C E N T E N N I A L of the state of Michigan but also of Michigan's geological and mineralogical...with Michigan geological institutions have been many famous individuals: e.g., Douglass Houghton, Ra | | | Report (issue) | X-ray Powder Pattern: Santa Rita Mountains, Arizona, USA. 4.72 (100), 3.052 (81), 6.44 (74), 2.116 (41), 3... 23.01 7.39 (1) Santa Rita Mountains, Arizona, USA. (2) Ca2 Cu2 Si3 O8 (OH)4 : Occurrence: In vugs and...Mountains, Arizona, USA); in amygdules in basaltic lava °ows (Calumet, Michigan, USA). Association: Apophyllite...Arizona, USA); quartz, calcite, copper, silver, epidote, pumpellyite, chlorite (Calumet, Michigan, USA). Distribution:...Distribution: In the USA, in Arizona, between Helvetia and Rosemont, Santa Rita Mountains, Pima Co., and |
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