 | | Report (issue) | | Mineral Resource Assessment of the Iron River 1 ° X 2° Quadrangle, Michigan and Wisconsin Prepared in cooperation...cooperation with Geological Survey Division, Michigan Department of Natural Resources, and Wisconsin Geological... Mineral Resource Assessment of the Iron River 1 ° X 2° Quadrangle, Michigan and Wisconsin By W. F. Cannon...in cooperation with Geological Survey Division, Michigan Department of Natural Resources, and Wisconsin...favorability for undiscovered mineral deposits in the Iron River 1° X 2° quadrangle 1983 United States Department |  | | Report (issue) | | RO1-1040-25-001-87 ae: TABLE Introduction (R. H. Carpenter) The Metallogeny Settings of Base and 1 ...Copper Anomaly at the Peachbottom Deposit, Alleghany County, North Carolina (John E. Callahan, J. Hatten Metal...at Four Gold Slate Belt Mine, 97 F. Hollister) Lancaster Mines in County, is 124 (Henry Bell)...Abrams) Hydorthermal Alteration and Southern Union County, (Linda H. McKee and J. Some Die Coolen) Stratigraphic...Signature of Some Major Dahlonega District, Lumpkin County, Jc., and James R. Burnell, Jr.) Gold Mineralization |  | | Journal (article/letter/editorial) | | felsicvolcanicrocksinterlayeredwith metasedimentary rocks. Banded iron-formationcommonlyis associatedwith mineralized...placersand in vein depositsassociated with bandediron-formation, siliceousalterationzones,and quartzoseschists...volcaniclastic and sedimentary rocks.Algoma-typebandediron-formation, formedduringperiodsof quiescence in the volcanicsequence...period, chloritic and sericitic schists.Banded iron-formation, massivesulfideswere mined primarily for pyrite...BOUNDARY, DASHED WHERE APPROXIMATE ATLANTA //FORMATION BOUNOARY FAULT, DASHED WHERE UNCERTAIN ' I |  | | Report (issue) | | Lithology and geologic setting of Lower Proterozoic iron-formations in parts of northern Wisconsin by Carl...magnetic sedimentary units, mostly lean magnetic iron-formations, that can be traced for long distances...the first half of the 1900 f s in exploration for iron ores. Although no exploitable orebodies have been...that useful body of data. Interest in exploring for iron ore in the project area during 19101914 led to geologic...the maps for Wisconsin and the adjacent areas of Michigan as well as field notes, have been available and |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . . . . Iron ore . . . . . . . . . . . . . . . . . . . . . ........ . ............ 15 8. Map showing Etowah Formation type locality . . . . . . . . . . . . . . . ..... . . . . 18 9. Map showing Sweetwater Creek Formation type locality . . . . . . . . . . . . . . . .... . . . . 18 10. Location of Dean Formation exposures in the Greater Atlanta Regional Map area. . . ..... . . . . . . . . . . . . . 19 11. Group and formation boundaries of the crystalline rocks in the Greater |  | | Journal (article/letter/editorial) | | + .I0 Boron in chert and Precambrian siliceous iron formations* MARILYNG. TRWCOTT and DENIS M. SHAW...chert nodules, bedded cherts, and siliceous banded iron formations horn a variety of sedimentary environments...silica progmssively mmystallii to quartz Banded iron formation silica of Arcbean and Proterozoic age usually...silica is not of biogenic origin but, since many iron formations are undoubtedly of marine origin, raises...data for replacement and bedded cherts, and banded iron formations. HARDER (1970) considered that small |  | | 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) | | R. F., lanarkite, 499 AEGEAN SEA, Santorini I., iron oxide mineralogy, 89 Aegirine, Scotland, in trachyte...transformations, 395; Greenland, 283 Andradite, in banded iron-formation assemblage, 127 ANGUS, N. S., AND KANARIS-SOTIRIOU...Pilbara, babingtonite, 401; Weld Range, banded iron-formation assemblage, 127 Awaruite, India, in Dras...Australia, in Archaean metabasalt, 401; in banded iron-formation assemblage, 127 Barium silicates, Scotland...453 Carbonatite, evolution and nomenclature, 13 CARPENTER, M. A., amphibole microstructures, 395 Cassiterite |  | Gourcerol, B., Kontak, D. J., Thurston, P. C., Petrus, J. A. (2018) Results of LA-ICP-MS sulfide mapping from Algoma-type BIF gold systems with implications for the nature of mineralizing fluids, metal sources, and deposit models. Mineralium Deposita, 53 (6) 871-894 doi:10.1007/s00126-017-0788-7 | Journal (article/letter/editorial) | | (arsenopyrite versus pyrite). Keywords Banded iron formation . Gold . Elemental association . Geochemistry...in-situ LA-ICP-MS Introduction Algoma-type banded iron formations (BIFs), which are chemical sedimentary...British Columbia, Canada; North Carlin Trend, Nevada, USA) originated from the mobilization of primary Au enriched...presence of three pyrite events (py1, py2, py3), formation of metamorphic pyrrhotite, and the presence of...greenschist to lower-middle amphibolite facies (Carpenter 2004; Carpenter et al. 2005). Note that both the regional |  | | Report (issue) | | Lake County; Southwestern Minnesota), lithostratigraphic (Duluth Complex; Lake Vermilion Formation), and...example, someone wanting references for Aitkin County may also wish to search a narrower index classification-...spectrometer and magnetometer survey. International Falls quadrangle. Minnesota; final report: U.S. Department...Jr. 2. 1981, Surficial Geology Cave, Fillmore County: MinnesotaSpeleology Monthly, v. 13, no. 2, p....11. p. 128-129. 5. 1983. Echo Chamber, Wabasha County: Minnesota Speleology Monthly, v. 15, no. 2, p |  | Tunnell, Bolorchimeg N., Locmelis, Marek, Seeger, Cheryl, Mathur, Ryan, Dunkl, István, Sullivan, Brandon, Lori, Lisa (2021) The Pilot Knob iron ore deposits in southeast Missouri, USA: A high-to-low temperature magmatic-hydrothermal continuum. Ore Geology Reviews, 131. 103973pp. doi:10.1016/j.oregeorev.2020.103973 | Journal (article/letter/editorial) | | com/locate/oregeorev The Pilot Knob iron ore deposits in southeast Missouri, USA: A high-to-low temperature ...Rolla, MO, USA Missouri Department of Natural Resources, Missouri Geological Survey, Rolla, MO, USA Juniata...Juniata College, 1700 Moore St, Huntingdon, PA 16652, USA d Sedimentology and Environmental Geology, Geoscience...Doe Run Company, PO Box 500, Viburnum, MO 65566, USA b c A R T I C L E I N F O A B S T R A C T Keywords:...Southeast Missouri IOA/IOCG deposits Sedimentary iron formation Iron isotopes Critical minerals Apatite U-Pb geochronology |  | | Journal (article/letter/editorial) | | ISLE STRATIFORM COPPER MINERALIZATION, NORTHERN MICHIGAN Alex C. Brown† 13250 rue Acadie, Pierrefonds,...Nonesuch Formation of the ~50-km-wide White Pine-Presque Isle mining district, northern Michigan, has long...copper precipitation mainly by reactions with in situ iron sulfide. Based on that model, why do lesser amounts...the large Porcupine Volcanics dome underlying the mine district. Not only would caldera heat have warmed...Nonesuch-hosted stratiform copper mineralization of northern Michigan (Fig. 1) was interpreted as resulting from the |  | | Report (issue) | | and Ore Deposits of the Iron River-Crystal Falls District, Iron County Michigan GEOLOGICAL SURVEY PROFESSIONAL...of the Michigan Department of Conservation PAPER 570 Geology and Ore Deposits of the Iron River-Crystal...River-Crystal Falls District, Iron County Michigan By H. L. JAMES, C. E. BUTTON, F. J. PETTIJOHN, and K. L...cooperation with the Geological Survey Division of the Michigan Department of Conservation UNITED STATES GOVERNMENT...in the Brule River area ___________ Saunders Formation ______________________ Description. ___________________________ |  | Carpenter, R. L., Duke, N. A., Sandeman, H. A., Stern, R. (2005) RELATIVE AND ABSOLUTE TIMING OF GOLD MINERALIZATION ALONG THE MELIADINETREND, NUNAVUT, CANADA: EVIDENCE FOR PALEOPROTEROZOIC GOLD HOSTED IN AN ARCHEANGREENSTONE BELT. Economic Geology, 100 (3) 567-576 doi:10.2113/gsecongeo.100.3.567 | Journal (article/letter/editorial) | | HOSTED IN AN ARCHEAN GREENSTONE BELT ROBERT L. CARPENTER,†,* Department of Earth Sciences, University of...sedimentary rocks, both of which are host to banded iron formation. The dominant structural element is the...Granitoids Archean (Rankin Inlet Group) Banded iron formation (BIF) Greywacke and pelite, chloritic,...of the Meliadine trend (Miller et al., 1995; Carpenter, 2003). Plateau ages obtained from these amphiboles...with graded clastic sedimentary rocks, banded iron formation, and volcanic-derived sedimentary rocks |  | | Journal (article/letter/editorial) | | Journal Pre-proofs Iron deposits hosted by banded iron-formations in the Yilgarn Craton: products of...of sequential iron enrichment by magmatic, marine and meteoric fluids Paul Duuring, Thomas Angerer, Steffen...Angerer, S.G. Hagemann, D.A. Banks, Iron deposits hosted by banded iron-formations in the Yilgarn Craton:...Craton: products of sequential iron enrichment by magmatic, marine and meteoric fluids, Ore Geology Reviews...Published by Elsevier B.V. 1 Iron deposits hosted by banded iron-formations in the Yilgarn Craton: |  | | Report (volume) | | assistance of Susan M. Kingsbury. LEXICON Abel Gap Formation (Talladega Group) ABGP01 1. Paleozoic 2. Alabama...Highway 49 (Skyway Road) near town of Abel, Cleburne County. Absaroka Supergroup/Volcanic Supergroup U ABRK03...National Park, Park County, Wyo. Academy Church Shale Member (Springer Formation) ACMC01 1. Lower Pennsylvanian...Member (Springer Formation); underlies Primrose Sandstone Member (Golf Course Formation) 10. Type locality:...W1/2NW1/4NE1/4SE1/4 sec. 1, T. 3 s., R. 2 E., Carter County. Adams Formation ADMS01 1. Holocene 2. Alaska (SE) 3. McKenzie |  | | Journal (article/letter/editorial) | | 1500090 DO MAGNETITE LAYERS IN ALGOMA-TYPE BANDED IRON FORMATIONS (BIF) PRESERVE THEIR PRIMARY GEOCHEMICAL...geochemistry of chert layers in Algoma-type banded iron formations (BIF) has been used to constrain the...are a function of their chemical environment of formation. In contrast, the chemistry of the interbedded...diagenetic changes during conversion from primary iron-bearing mineralogy to magnetite. Here, we explore...by examining the results of LA-ICP-MS analysis of iron-oxide layers at three Canadian BIF-hosted gold deposits |  | | Report (issue) | | occurrences of the Goldville District of Tallapoosa County, Alabama. Seven of the volume's papers deal with...32 The Royal Vindicator Gold Deposit, Haralson County, Georgia: A Metamorphosed Epithermal Hot-Springs...the Mason Mountain Sperrylite Occurrence, Macon County, North Carolina (Robert B. Cook and James R. Bumell)...northeast for 16 km across north-central Tallapoosa County (Fig. 1). The regional geology of the Northern...alteration zones at Hog Mountain and at the Lowe mine suggest that mineralization at both locations likely |  | Gourcerol, B., Thurston, P.C., Kontak, D.J., Côté-Mantha, O., Biczok, J. (2016) Depositional setting of Algoma-type banded iron formation. Precambrian Research, 281. 47-79 doi:10.1016/j.precamres.2016.04.019 | Journal (article/letter/editorial) | | Manuscript Depositional Setting of Algoma-type Banded Iron Formation B. Gourcerol, P.C. Thurston, D.J. Kontak...Biczok, Depositional Setting of Algoma-type Banded Iron Formation, Precambrian Research (2016), doi: http://dx... Title: Depositional Setting of Algoma-type Banded Iron Formation. B. Gourcerol1, P.C. Thurston1, D.J. Kontak1...Mines Ltd – Division Exploration, 765 Chemin de la mine Goldex, Val d’Or, Québec, Canada J9P 4N9 3 Consulting...blandine@gmail.com 1. Abstract Algoma-type banded iron formations (BIF) are chemical sedimentary rocks |  | | Journal (article/letter/editorial) | | pduuring@hotmail.com Abstract Iron ore deposits hosted by Archean banded iron-formation (BIF) in the Weld Range...belt are representative of most of the documented iron ore deposits in the Yilgarn Craton. They include...to present a fluid-alteration model for hypogene iron mineralization in the Yilgarn Craton that uses fluid...mineralization. High-grade (>57 wt% Fe), magnetite-rich iron ore at the Beebyn deposit defines a discontinuous...more distal to fluid pathways. The last stage of formation of magnetite-rich ore at the Beebyn deposit involved |  | Lawley, Christopher J.M., Creaser, Robert A., Jackson, Simon E., Yang, Zhaoping, Davis, Bill J., Pehrsson, Sally J., Dubé, Benoît, Mercier-Langevin, Patrick, Vaillancourt, Denis (2015) Unraveling the Western Churchill Province Paleoproterozoic Gold Metallotect: Constraints from Re-Os Arsenopyrite and U-Pb Xenotime Geochronology and LA-ICP-MS Arsenopyrite Trace Element Chemistry at the BIF-Hosted Meliadine Gold District, Nunavut, Canada. Economic Geology, 110 (6) 1425-1454 doi:10.2113/econgeo.110.6.1425 | Journal (article/letter/editorial) | | 4 Agnico-Eagle Mines Limited, 765 Chemin de la mine Goldex, Val D’Or, Québec J9P 4N9, Canada Abstract...largest emerging orogenic greenstone- and banded iron formation (BIF)-hosted gold districts (2.8 Moz contained...idioblastic arsenopyrite crystals, at sulfide crystal boundaries, and/ or as sulfide fracture fills in...remobilization and subsequent enrichment along arsenopyrite crystal boundaries and fractures. We suggest that pre-1...Sherlock et al., 2004; Meliadine gold district, Carpenter et al., 2005). Gold at each of these exceptional |  | Thorne, W. S., Hagemann, S. G., Sepe, D., Dalstra, H. J., Banks, D. A. (2014) Structural Control, Hydrothermal Alteration Zonation, and Fluid Chemistry of the Concealed, High-Grade 4EE Iron Orebody at the Paraburdoo 4E Deposit, Hamersley Province, Western Australia. Economic Geology, 109 (6) 1529-1562 doi:10.2113/econgeo.109.6.1529 | Journal (article/letter/editorial) | | Fluid Chemistry of the Concealed, High-Grade 4EE Iron Orebody at the Paraburdoo 4E Deposit, Hamersley...Leeds LS2 9JT, United Kingdom Abstract High-grade iron ore of the 4EE orebody of the 4E deposit (>200 Mt...occurs as a southerly dipping sheet within banded iron formation (BIF) of the Paleoproterozoic Dales Gorge...Gorge and Joffre members of the Brockman Iron Formation. Structural reconstruction of the 4E deposit shows...alteration zones between low-grade BIF and high-grade iron ore are observed: (1) distal magnetite-quartz-d |  | | Report (volume) | | London, England. Idaho Bur. Mines and Geology County Rept. County Report. Moscow, Idaho. Academic Press. ...American Institute of Physics. Jour. Crystal Growth - Journal of Crystal Growth. Company. Amsterdam, Netherlands...Los Angeles County Mus. Contr. Sci. in Science. Los Angeles, Calif. Los Angeles County Museum Contributions...Contributions Los Angeles County Mus. Nat. History Quart.- Los Angeles County Museum of Natural History Quarterly...An international journal reporting research on crystal growth and materials preparation and characterization |  | | Journal (article/letter/editorial) | | is revised to improve the partitioning of ferric iron between coexisting clinopyroxenes. For amphibole...calibration is retained, but the addition of ferric iron is changed to provide consistency with the clinopyroxenes...these conditions (e.g. Ernst, 1973; Okay, 1980; Carpenter, 1981a). However, calculations predict the occurrence...of Ca-poor hornblende (clino-gedrite) in banded-iron formation. Clinogedrite has never been documented...the ortho- and clinoamphiboles have different crystal structures, they have different a–x codings in |  | Duuring, Paul, Hassan, Lee, Zelic, Mario, Gessner, Klaus (2016) Geochemical and Spectral Footprint of Metamorphosed and Deformed VMS-style Mineralization in the Quinns District, Yilgarn Craton, Western Australia*. Economic Geology, 111 (6) 1411-1438 doi:10.2113/econgeo.111.6.1411 | Journal (article/letter/editorial) | | hosted predominantly by ca. 2814–2800 Ma banded iron formation (BIF) within a sequence of rhyolite, basalt...enriched in Ag, Fe2O3, In, K2O, MgO, S, and V. Banded iron formation hosting massive sulfides is altered to talc... ferruginous shale, and BIF of the Yaloginda Formation (Fig. 2). Norie Group volcanism coincided with...the quartzitic Coodardy Pool Formation, the lower Meekatharra Formation (tholeiitic basalt, komatiitic...volcaniclastic sedimentary rocks), the Greensleeves Formation (andesitic to rhyolitic volcanic and 655000mE |
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