 | | 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 |  | Bornhorst, Theodore J., Paces, James B., Grant, Norman K., Obradovich, John D., Huber, N. King (1988) Age of native copper mineralization, Keweenaw Peninsula, Michigan. Economic Geology, 83 (3) 619-625 doi:10.2113/gsecongeo.83.3.619 | Journal (article/letter/editorial) | | Native Copper Mineralization,KeweenawPeninsula,Michigan THEODOREJ. BORNHORST,JAMESB. PACES, Departmentof...MichiganTechnological University,Houghton,Michigan49931 NORMAN K. GRANT, Departmentof Geology,Miami University,Oxford...the Keweenaw Peninsula THE Keweenaw Peninsulaof Michigan is the location of a dormant native copper mining...Sandstone(Fig. 1), hasyieldeda date of 1,063 ___ 34 m.y. (K-Ar, biotite; White, 1968) and providesa minimumage...ā¢OSC'Ed[^ Freda Ss Nonesuch Copper Sh Harbor Cngl MINE Portage Lake Volcanics Ć Kearsarge Amygdaloid |  | | Book (volume) | | around the entire mountain system. The rising granite mass intruded the famed Cretaceous Dakota sandstone,...instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...beds, excavations, etc.ļ¾Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.ļ¾petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: ļ area ridges, slopes, stream beds |  | | Report (issue) | | University University Michigan Townsend Drive Drive 1400Townsend 1400 Houghton, Houghton, Michigan Michigan49931-1...Peninsula, Michigan: Institute on Lake Superior Geology Proceedings, Keweenaw Peninsula, Michigan: Institute...Lake Superior Superior Geology Peninsula, Michigan" Michigan" (Bornhorst (Bornhorst and others, 1983)... time, we considered that that "It is held at Michigan Technological presumptuous for for us us to put...Keweenaw Keweenaw Peninsula, Michigan" the late late This "Self-guided Michigan" is dedicated to the mapping |  | | Journal (issue) | | Menlo Park, CA Donald R. Peacor University of Michigan Ann Arbor, Ml George W. Robinson Natl. Museums...Carson City, NV 89701 702-883-2598 Bookstore Marilee Chirila 1601 Fairview Dr., Suite C Carson City, NV...paragenesis of the Little Three mine pegmatites, Ramona district, San Diego County, California ...............transmission electron microscopy), SIMS (secondary ion mass spectroscopy), ESCA (electron spectroscopy for chemical...plus an interesting range o f rare species. The mine, first opened in 1903, continues to produce fine |  | Kesler, Stephen E., Martini, Anna M., Appold, Martin S., Walter, Lynn M., huston, Ted J., furman, Francis C. (1996) Na-Cl-Br systematics of fluid inclusions from Mississippi Valley-type deposits, Appalachian Basin: Constraints on solute origin and migration paths. Geochimica et Cosmochimica Acta, 60 (2) 225-233 doi:10.1016/0016-7037(95)00390-8 | Journal (article/letter/editorial) | | Prkd Pergamon 0 1996 Elsevier Science Ltd in the USA. All rights reserved 0016.7037/96 $15.00 + .IXI...Geological Sciences, University of Michigan, Ann Arbor, MI 48109, USA āDept. of Geology and Geophysics...University of Missouri at Rolla, Rolla, MO 65401, USA (Received January 23, 1995; accepted in revisedform...Basinal brines are important agents of chemical mass transfer and ore deposition in sedimentary basins...which is made up of the Mascot-Jefferson City and Copper Ridge sphalerite districts and the Sweetwater |  | Carlson, Shawn M., Laughlin-Yurs, Cullen, Olds, Travis A., Fountain, Daniel R., Mills, Owen P. (2017) Secondary Lead Minerals from the Copps Mine, Gogebic County, Michigan. Rocks & Minerals, 92 (2) 166-171 doi:10.1080/00357529.2017.1252638 | Journal (article/letter/editorial) | | Minerals from the Copps mine Figure 1. Entrance to an adit on the Copps mine property. The white material...snow. Shawn Carlson photo (2015). Gogebic County, Michigan SHAWN M. CARLSON CULLEN LAUGHLIN-YURS DANIEL...Crystal Falls, Michigan 49920 shawncarlson@hotmail.com 167 East Buffalo Road Negaunee, Michigan 49866 dfountain906@gmail...166 ROCKS & MINERALS 513 Iron Street Norway, Michigan 49870 kc9pjm@gmail.com Applied Chemical and Morphological...Analysis Laboratory Michigan Technological University 1400 Townsend Drive Houghton, Michigan 49931 opmills@mtu |  | Childress, Tristan M., Simon, Adam C., Day, Warren C., Lundstrom, Craig C., Bindeman, Ilya N. (2016) Iron and Oxygen Isotope Signatures of the Pea Ridge and Pilot Knob Magnetite-Apatite Deposits, Southeast Missouri, USA. Economic Geology, 111 (8) 2033-2044 doi:10.2113/econgeo.111.8.2033 | Journal (article/letter/editorial) | | Signatures of the Pea Ridge and Pilot Knob Magnetite-Apatite Deposits, Southeast Missouri, USA* Tristan M. Childress...Sciences, University of Michigan, 1100 North University Ave., Ann Arbor, Michigan 48109-1005 2 U.S. Geological...high-grade massive magnetite of the Mesoproterozoic Pea Ridge and Pilot Knob magnetite-apatite ore deposits and...deposits. The Ī“18O values of magnetite from Pea Ridge (n = 12) and Pilot Knob (n = 3) range from 1.0 to...respectively. The Ī“56Fe values of magnetite from Pea Ridge (n = 10) and Pilot Knob (n = 6) are 0.03 to 0.35 |  | | Journal (article/letter/editorial) | | Rock-Hosted Stratiform Copper Deposit, Upper Peninsula, Michigan Theodore J. Bornhorst1,ā and William C. Williams2...Mineral Museum, Michigan Technological University, 1404 E. Sharon Avenue, Houghton, Michigan 49931 2 Orvana...Copperwood is located in Gogebic County, Upper Peninsula, Michigan, within the Porcupine Mountains copper... clinochore, muscovite/ illite, plagioclase, K-feldspar, calcite, and hematite, which are consistent...stratigraphically equivalent to that at the White Pine mine, but Copperwood lacks the structural complexity |  | | Book | | variety, etc. T Tsumeb (vol. 8, no. 3) M y Michigan Copper Country (vol. 23, no. 2) Co. Company...five book-format issues (8/#3, Tsumeb; 23/#2, Michigan Copper Country; 23/#4, Yukon Phosphates; 24/#2...of the] FM-TGMS-MSA Wulfenite Symposium (chairman: K. Wenrich) 21:98100 Abstracts of the FM-TGMS-MSA Symposium...(chairman: K. Wenrich) 22:65-69 [Abstracts of the] FM-TGMS-MSA Symposium on Garnet (chairman: K. J. Wenrich)...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON |  | | Journal (issue) | | MICHIGAN COPPER! The Mineralogical Record JANUARY-FEBRUARY 2023 ? VOLUME 54 ? NUMBER 1 ? $40 ... KRISTALLE Est.1971 Laguna Beach, California, USA ā¢ Tel: +1 949 494 5155 ā¢ 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...................................... Stefano & P. Persson The Central Mine, Keweenaw County, Michigan................................... |  | | Journal (article/letter/editorial) | | Copyright Ā© 2000 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/00 $20.00 ā«¹ .00 Pergamon...Department of Geosciences, Tucson, Arizona 85721, USA (Received November 26, 1997; accepted in revised...the zoned magnetiteāapatite deposit at the Pea Ridge mine where the most extensive studies have been carried...and Oreskes, 1990; Marikos et al., 1990). At Pea Ridge, complex igneous-related hydrothermal processes...associated with one of the breccia pipes at Pea Ridge, and a U-Pb age of 1.473 ā«¾ 0.003 (Van Schmus et |  | | Journal (issue) | | Peacor Univ. of Michigan Abraham Rosenzweig Univ. of So. Florida Richard W. Thomssen Carson City, Nev. Some...Collins The Lake Clear-Kuehl Lake area, Renfrew County, Ontario.........................................and descloizite from the Chalk Mountain mine, Churchill County, Nevada .................................PLACE MALL 4700 So. 900 East, Suite 8 Salt Lake City, Utah 84117 Store Hours, Tues. thru Sat. 10:00 a...<------------------- Nj Joe Keilbaso 4720 Rosedale Ave., Tipp City, Ohio 45371 Telephone: (503) 667-8241 The Mineralogical |  | | Report (issue) | | Casey Peak mass ______________________ _ Moose Creek mass _____________________ _ South Fork mass ______________________...______________________ _ Crazy Peak mass ______________________ _ Deformation effects of intrusive bodies ________...thrust fault zone in floor of Crazy Peak intrusive mass ______________________ _ Sketch map of deformed..._____________ _ Camera lucida drawing of poikilitic K-feldspar in monzonite _________________________ _ Photomicrographs...drawings of feldspar crystals in quartz monzonite ______________________ _ Photograph of K-feldspar veinlets |  | Nakai, Shun'ichi, Halliday, Alex N, Kesler, Stephen E, Jones, Henry D, Kyle, J.Richard, Lane, Thomas E (1993) Rb-Sr dating of sphalerites from Mississippi Valley-type (MVT) ore deposits. Geochimica et Cosmochimica Acta, 57 (2) 417-427 doi:10.1016/0016-7037(93)90440-8 | Journal (article/letter/editorial) | | Geological Sciences, University of Michigan, Ann Arbor, MI 48 109-1063, USA āDepartment of Geological Sciences...Sciences, University of Texas, Austin, TX 78713-7909, USA āDepartment of Earth Sciences, Memorial University...North America. Sphalerites from Immel mine, Mascot-Jefferson City district, east Tennessee, define a Rb-Sr...Rb-Sr age of 377 +- 29 Ma for sphalerites from Coy mine in the same district, but inconsistent with models...analyses of K-feldspar from Immel mine preclude the possibility that the Rb-Sr data reflect feldspar inclusions |  | Lipman, P. W., Fisher, F. S., Mehnert, H. H., Naeser, C. W., Luedke, R. G., Steven, T. A. (1976) Multiple ages of mid-Tertiary mineralization and alteration in the western San Juan Mountains, Colorado. Economic Geology, 71 (3) 571-588 doi:10.2113/gsecongeo.71.3.571 | Journal (article/letter/editorial) | | associatedigneous activity, as indicated by 31 new K-Ar and fission-track ages. Mineralization occurred...of the Uncompahgre,San Juan, Silverton, and Lake City calderas. The richest ore depositsare associatedwith...southern of firm evidenceto the contrary. Our new K-Ar RockyMountainsregion,havingyieldedmorethan and...Carira SL, Son Luls H, Mt. Hope U, L, UN, Lake City Lost Lake Platore Ute Creek Uncompahgre Fro...latites of Red and Grassy Mountains (22.7 m.y.) Lake City SunshinePeak Tuff (22.5 m.y.) Basalts of the Hinsdale |  | Slack, John F., Corriveau, Louise, Hitzman, Murray W. (2016) A Special Issue Devoted to Proterozoic Iron Oxide-Apatite (Ā±REE) and Iron Oxide Copper-Gold and Affiliated Deposits of Southeast Missouri, USA, and the Great Bear Magmatic Zone, Northwest Territories, Canada: Preface. Economic Geology, 111 (8) 1803-1814 doi:10.2113/econgeo.111.8.1803 | Journal (article/letter/editorial) | | Copper-Gold and Affiliated Deposits of Southeast Missouri, USA, and the Great Bear Magmatic Zone, Northwest Territories...GeoForschungsZentrum (Potsdam), the University of Michigan, and the University of Windsor (Ontario). Six...al. (2016). The largest known IOA deposit is Pea Ridge, which was mined from 1963 to 2001 and produced...metric tons (Mt) of ore averaging 53 to 55% Fe. The mine contains 160.6 Mt of measured plus indicated reserves...and (4) quartz-rich (Nuelle et al., 1992). A K-feldspar Ā± quartz Ā± hematite alteration assemblage is |  | | Book | | & gravel 235 Sandstone and related materials Feldspar 106 Fluorspar Garnet Graphite 110 Slate ...industry are clear: the mining and milling of feldspar, for example, belong to this book but the manufacture...come not merely from one district but from a single mine. Thus the physical properties of many rocks and...applied to minerals as diverse as sylvite and feldspar. Mica and talc may be micronized, i.e. subjected...eclipsing the mineral magnesite in some areas; the trona mine rather than the Solvay plant is now the main source |  | | Book (volume) | | This gem flint occurs in the 8 mile long Flint Ridge, between Newark (Licking Co.) and Zanesville (Muskingum...include the highly colored Vanport flint of the Flint Ridge and the Upper Mercer flint exposed in Hocking, Perry...ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.āÆcone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Toddās Ford, a mineral depositāÆHematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarriesāÆoilstone. DELAWARE COUNTY DELAWARE |  | | Book (volume) | | This gem flint occurs in the 8 mile long Flint Ridge, between Newark (Licking Co.) and Zanesville (Muskingum...include the highly colored Vanport flint of the Flint Ridge and the Upper Mercer flint exposed in Hocking, Perry...ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.āÆcone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Toddās Ford, a mineral depositāÆHematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarriesāÆoilstone. DELAWARE COUNTY DELAWARE |  | Parnell, John, Mark, Darren F., Frei, Robert, Fallick, Anthony E., Ellam, Rob M. (2014) 40Ar/39Ar dating of exceptional concentration of metals by weathering of Precambrian rocks at the PrecambrianāCambrian boundary. Precambrian Research, 246. 54-63 doi:10.1016/j.precamres.2014.02.012 | Journal (article/letter/editorial) | | diversiļ¬cation of metazoans accelerated following a mass extinction, while ocean geochemistry was transformed...the surface in many parts of the world, including USA, Canada, Sweden, Iran and West Africa. So much Precambrian...copper in Wisconsin (May and Dinkowitz, 1996), Michigan (Bornhorst, 2002) and Quebec (Sinclair and Gasparrini...(Schwartz, 1938), iron in Missouri (Emery, 1968), Michigan (James et al., 1968) and Saskatchewan (Cheesman...New York (Brown, 1936), uranium enrichment in Michigan (Mancuso et al., 1985) and gold enrichment in |  | Johnson, Craig A., Day, Warren C., Rye, Robert O. (2016) Oxygen, Hydrogen, Sulfur, and Carbon Isotopes in the Pea Ridge Magnetite-Apatite Deposit, Southeast Missouri, and Sulfur Isotope Comparisons to Other Iron Deposits in the Region. Economic Geology, 111 (8) 2017-2032 doi:10.2113/econgeo.111.8.2017 | Journal (article/letter/editorial) | | Hydrogen, Sulfur, and Carbon Isotopes in the Pea Ridge Magnetite-Apatite Deposit, Southeast Missouri, and...and carbon isotopes have been analyzed in the Pea Ridge magnetite-apatite deposit, the largest historic...iron deposits regionally. The Ī“18O values of Pea Ridge magnetite are 1.9 to 4.0ā°, consistent with a model...The Ī“18O values of quartz, apatite, actinolite, K-feldspar, sulfates, and calcite are significantly higher...lakes. Sulfur isotope analyses of sulfides from Pea Ridge and seven other mineral deposits in the region reveal |  | | Journal (article/letter/editorial) | | subsidence: Middle Jurassic strata of Cobre Ridge, southern Arizona, USA Nancy R. Riggs a a n d C a t h y J...Northern Arizona University, Flagstaff, A Z 86011, USA b Department of Geological Sciences, University of...of California, Santa Barbara, CA 93106, USA Received April 20, 1991; revised version accepted May 21...subsidence: Middle Jurassic strata of Cobre Ridge, southern Arizona, USA. In: R. Cas and C. Busby-Spera (Editors)...74: 39-68. The Middle Jurassic ( ~ 170 Ma) Cobre Ridge caldera is an elongate caldera complex that formed |  | | Report (issue) | | for their time and assistance: Tina White - Blue Ridge Parkway (Saturday ā Stop 1: N. C. Museum of Minerals)...traversed areas from Little Switzerland on the Blue Ridge Parkway to the Spruce Pine Mining District and finally...Alex Glover The Sink Hole at Bandana: A Blue Ridge mica mine reveals Its prehistoric past ā Reprinted from...Day 1 STOP 1 ā The Sink Hole at Bandana: A Blue Ridge mine reveals its prehistoric past Peter R. Margolin...ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ 58 STOP 6 ā Hoot Owl Pegmatite Mineā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦ā¦. 60 STOP 7 ā Annual Banquet ā |  | | Report (volume) | | years ā¢ Eocene Paleocene Cretaceous Lale Upper (K) Early Lower Mesozoic Jurassic (Mz) (J) Troassic...15-28. White, W. H., Erickson, G. P., Northcote, K. E., Dirom, G. E., and Harakal, J. E., 1967, Canadian... M. G., Toghill, P., Dean, W. T., and Ingham, J. K., 1978, U.S. Geological Survey Open-File Rept. 78-701... M. G., Toghill, P., Dean, W. T., and Ingham, J. K., 1978, U.S. Geological Survey Open-File Rept. 78-701... Overlies Mallard Island Member; underlies Pick City Member 10. Type section: Riverdale Section, bluffs |
|
