 | | Journal (article/letter/editorial) | | Copper-bearing Amygdaloidal Lode Houghton and Keweenaw Counties, Michigan TOM ROSEMEYER PO Box 369, 506 Pine Street...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...specimens of accessory minerals including analcime, calcite, datolite, epidote, microcline, natrolite, prehnite...miners until 1967 when all mining ceased. Many of the mine dumps have disappeared through the years because |  | | 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 |  | Cornwall, H.R., Runner, J.J., Stromquist, A.A., Swanson, R.W., White, W.S. (1949) Detailed geologic map of the recently active copper mines; Houghton and Keweenaw Counties, Michigan. Open-File Report Vol. 1949 (50-4) US Geological Survey doi:10.3133/ofr504 | Report (issue) | | active copper nines, -..- roughton and Keweenaw Counties, Michigan H. R. Cornwall, J. J. Runner, A. A.................. 10 Central Exploration fissure mine, 12 Introduction................ + (- ; Stratigraphy...... 33 The Houghton conglomerate *>re body, Allouez No* 3* shaft.* *Ā«* -.Ā» Ā» .*-* *Ā» Ā» * Ā» Ā» * Introduction...copper*Ā«...._................,.. 26 ->- Quincy mine ,..........*.......*................... Introduction............^.................... 32 Isle Royale mine ................................... 3U ; *" 30 |  | | 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 |  | | Journal (issue) | | large mass of native copper in the Quincy mine ca. 1918. (Michigan Technological University Archives, Houghton)...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 (issue) | | Collectorās Newsletter $6.00 2022 Summer Finds in the Michigan Copper Country Tom Rosemeyer datolite@charter...years ago. This is due to the yearly crushing of mine dumps for logging road construction, road repairs...industrial projects. Posting of privately owned mine sites also had increased due to liability concerns...collecting sites by thoughtless collectors. The Keweenaw is still a wonderful place to live and mineral...Yooper pasties and fresh whitefish. Come to the Keweenaw and enjoy the good life during the mild seasons |  | | 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 |  | | 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 |  | | 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) | | as the mine develops andāmaybeāthis is the one, only and last. Who knows? COLLECTING IN MICHIGAN AND MINNESOTA...Chippewa Falls, Wise. After quite some research on Michigan minerals and collecting areas we felt ready to...started with the old mines at Norway and Vulcan, Michigan, near the Wisconsin border. We arrived at Norway...weather was nice and cool for climbing over the mine dumps. Most of the rock piles in this area are overgrown...Republic. Here a new open pit mine is in operation. Although the mine was shut down due to vacations |  | | 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, arsenides...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 (issue) | | brown jarosite crystals on matrix from the McLean Mine, Esmeralda Co., Nevada. The Martian material was...manufacturerās standards. NIST Price: $556.00 Hard Rock Mine Waste (SRM 2780a) This Standard Reference Material...analysis used to determine elements in hard rock mine waste and materials of a similar matrix. SRM 2780a...material collected from waste piles of abandoned mine sites in the mountains of central Colorado. A unit...Figure 6 (Right) - Sheet Copper ā Flambeau Mine (Rusk County, WI) Figure 2āDr. Weisās Personal Memorabilia |  | | Journal (article/letter/editorial) | | University Auburn, Alabama 36849-5305 COPPER RAY MINE, PINAL COUNTY, ARIZONA Downloaded by [University of Regina]...pseudomorphs after cuprite, aragonite, azurite, calcite, chalcocite, chalcopyrite, chalcanthite, antlerite...mining states and the copper district of Michiganās Keweenaw Peninsula. Unusually fine copper specimens were...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 |  | | 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) | | Recovery of a Trophy āFloat Copperā in Keweenaw County of the Michigan Copper Country Tom Rosemeyer tajmahal@gilanet...amount of float copper has been recovered in the Keweenaw starting with the Paleo Indians and up to the...of his spare time in the evenings detecting the Keweenaw during the snow-free months. During this past...of land surrounding the former site of the Ahmeek 3 & 4 mine site. He was detecting the tract of land and...standing next to the suspended float copper at the mine site. The chunk has been power washed to reveal |  | | Journal (article/letter/editorial) | | s o r g e conglornero t e .... @ Quincy mine @ Allouez no. 3 shaft Other detailed sections . I...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...159.pdf by Univ of Massachusetts Amherst user Ahmeek 0 Sec. 22, T 58 N, R 31 W Lake Medora Keystone...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 |  | | Journal (article/letter/editorial) | | SOCIETY NOVEMBER, RECENT CONTRIBUTIONS OF THE MICHIGAN T. M. BRODERICK, OF GEOLOGISTS 1946 TO COPPER...previously publishedin geologicalstudies of the Michigan copperdistrict by the Calumetand Hecla GeologicalDepartment...ProfessionalPaper 144, "The Copper Depositsof Michigan," and the continuationof geological studiesby...deposits of Michigan, U.S. Prof. Pap. 144, p. 2, 1929. Geol. Surv. GEOLOGYOF MICHIGAN COPPERDISTRICT...These are as follows: T. M. Broderick, Zoning in Michigan copperdepositsand its significance. EcoN. Gv.ox |  | | Journal (article/letter/editorial) | | AMYGDULE MINERAL SERIES, RICHARD E. ZONING IN MICHIGAN STOIBER THE COPPER AND EDWARD PORTAGE DISTRICT...of the Michigan copper district ......................... Mineralogyof amygdaloidalrock on mine dumps...Portage Lake lava seriesof the KeweenawPeninsula,Michigan, three overlappingamygdulemineral zones--prehnite...seriesthroughoutthe Lake Superior basin is like that of Keweenaw Peninsula,indicating that the mineral zones have...Kearsargeamygdaloiddepositiontemperaturesof quartz and calcite,determinedby inclusionthermometry,reach a maximumof |  | | Journal (article/letter/editorial) | | 1444-1460 AMYGDULE MINERAL ZONING IN SERIES, MICHIGAN RICHARD E. STOIBER THE PORTAGE LAKE LAVA...Keweenawanrockswere extrudedand tilted. In the part of the Keweenaw Peninsula in which mineral zones have been delineated...origin. The liquidinclusions in bothquartzand calcite (Table 3) suggestthe presence of hydrothermal liquidsat...temperaturehad decreased. This suggestionis upheld by the calcite inclusiontemperatures whichare muchlowerthan thoseof...namelychloriteand feldspar,followed by epidote,quartz,and calcite(generallyin that order), is alsoin line with the |  | | Journal (article/letter/editorial) | | from the Kamioka Mine (Japan), is associated with copper arsenides in the Mohawk and Ahmeek copper mines...mines (Michigan, U.S.A.) and occurs as inclusions in magnetite in the Carajas deposit, Brazil. Microprobe...Microprobe analyses of kamiokite from the Mohawk Mine show an extensive substitutionof Mo a+ by V 4+, Ti, A1, Fe...is close to Fe2Mo3Os; however, as for the Mohawk Mine material, the presence of Fe 3+ is required to maintain...electroneutrality. Unit-cell parameters (Mohawk Mine) are: a = 5.791(5), c = 9.945(7) A; V= 288.8 A 3 |  | | Report (issue) | | = 10.060(1) Z=2 X-ray Powder Pattern: Kamioka mine, Japan. 5.03 (100), 3.55 (90), 2.509 (75b), 2.430...0.45 2.48 Total 98.70 100.11 100.00 (1) Kamioka mine, Japan; by electron microprobe, average of three...01 Mn0.03 )Ī£=2.04 Mo2.98 O8 . (2) Mohawk mine, Michigan, USA; by electron microprobe, average of seven...low-grade regional metamorphism of basalt (Michigan, USA). Association: Molybdenite, potassic feldspar... fluorite, ilmenite, scheelite, quartz (Kamioka mine, Japan); domeykite, algodonite, nickeline, maucherite |  | | 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 |  | | Journal (article/letter/editorial) | | geological study of the native copper depositsof the Keweenaw Peninsula carried on from 1920 to 1924by the Calumet...Green, :i7't' i. Where mingled with quartz or calcite, as it very often is, its color is sufficiently...The sample was an amygdaloid from the Isle Royale Mine (241 E 2057) containing amygdulesof pumpelIyite...rock particles and epidote, with some grains of calcite. The latter was in large part removed by treatment...from the Kearsarge Lode in the Calumet and Hecla Mine from the crosscutfrom the Red Jacket Shaft on the |  | | Journal (issue) | | .. . . . . .. . ......... . .. . .. 144 ANCIENT MINE SAVED GREEK CIVI L I ZATION . ............... 147...associated with axinite, and accompanied by albite, calcite, epidote, orthoclase and sometimes incrusted by...mineral is also common in the copper region of Keweenaw Peninsula, Mich., where is occurs in veins with...specimens. When you bring home specimens collected at a mine, quarry, or other locality, WASH THEM in water with...COUNTRY By KIRIL SPIROFF Michigan College of Mining and Technology The Michigan Copper Country is of unique |  | | Report (issue) | | O10 (OH)2 Ā² 0:98H2 O: (2) Ballarat, California, USA; by XRF, Na by AA, H2 O by TGA; corresponds to (Ca...chlorite, copper, epidote, orthoclase, dolomite, calcite, quartz. Distribution: Many localities; a few...Africa. In the USA, in the Kearsarge and Ahmeek mines, Keweenaw Peninsula, Houghton Co., Michigan; between...Ballarat, Inyo Co., California; in the Toughnut mine, Tombstone, Cochise Co., Arizona. From Thunder Bay |
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