 | | 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...St. Francois Mountains terrane of southeastern Missouri, ā§Nd for Fe-P-REE (apatite, monazite, xenotime)...In the St. Francois Mountains of southeastern Missouri, Middle Proterozoic (ā¬1.47 Ga) volcanic rocks...DEPOSITS 2.1. St. Francois Mountains, Southeast Missouri *Author to whom correspondence should be addressed |  | Harlov, Daniel E., Meighan, Corey J., Kerr, Ian D., Samson, Iain M. (2016) Mineralogy, Chemistry, and Fluid-Aided Evolution of the Pea Ridge Fe Oxide-(Y + REE) Deposit, Southeast Missouri, USA. Economic Geology, 111 (8) 1963-1984 doi:10.2113/econgeo.111.8.1963 | Journal (article/letter/editorial) | | Fluid-Aided Evolution of the Pea Ridge Fe Oxide-(Y + REE) Deposit, Southeast Missouri, USA* Daniel E. Harlov,1...Ontario, Canada N6E 1L3 Abstract The Kiruna-type Pea Ridge iron oxide-apatite (IOA) deposit is hosted by...tuffs of the St. Francois Mountains, southeast Missouri, USA. It consists of a series of altered zones composed...fluorapatite, monazite, xenotime, and iron oxides at Pea Ridge, suggest a subvolcanic origin coupled with a strong...Mineville orebody, Adirondack Mountains, New York, USA (McKeown and Klemic, 1956; Lupulescu and Pyle, 2005 |  | Ayuso, Robert A., Slack, John F., Day, Warren C., McCafferty, Anne E. (2016) Geochemistry, Nd-Pb Isotopes, and Pb-Pb Ages of the Mesoproterozoic Pea Ridge Iron Oxide-ApatiteāRare Earth Element Deposit, Southeast Missouri. Economic Geology, 111 (8) 1935-1962 doi:10.2113/econgeo.111.8.1935 | Journal (article/letter/editorial) | | Mesoproterozoic Pea Ridge Iron Oxide-ApatiteāRare Earth Element Deposit, Southeast Missouri* Robert A. Ayuso...isotope data were obtained to characterize the Pea Ridge deposit, improve identification of exploration...mineralization with respect to crustal blocks. The Pea Ridge deposit is spatially associated with felsic volcanic...rhyolite has 206Pb/204Pb from 24.261 to 50.091; (2) Pea Ridge and regional galenas have 206Pb/204Pb from 16...externally sourced metal-bearing fluids. The Pea Ridge deposit was part of a single, widespread, homogeneous |  | Day, Warren C., Slack, John F., Ayuso, Robert A., Seeger, Cheryl M. (2016) Regional Geologic and Petrologic Framework for Iron Oxide Ā± Apatite Ā± Rare Earth Element and Iron Oxide Copper-Gold Deposits of the Mesoproterozoic St. Francois Mountains Terrane, Southeast Missouri, USA. Economic Geology, 111 (8) 1825-1858 doi:10.2113/econgeo.111.8.1825 | Journal (article/letter/editorial) | | Mesoproterozoic St. Francois Mountains Terrane, Southeast Missouri, USA Warren C. Day,1,ā John F. Slack,2 Robert A....Mail Stop 973, Lakewood, Colorado 80225 2 U.S. 3 Missouri Geological Survey, National Center, Mail Stop...of Natural Resources, Missouri Geological Survey, P.O. Box 250, Rolla, Missouri 65402 Abstract This paper...St. Francois Mountains terrane of southeast Missouri, USA. The St. Francois Mountains terrane lies along...to emplacement of the ore-forming systems. The Missouri iron orebodies are magmatic-related hydrothermal |  | 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....high-grade massive magnetite of the Mesoproterozoic Pea Ridge and Pilot Knob magnetite-apatite ore deposits...origin of the southeast Missouri deposits. The Ī“18O values of magnetite from Pea Ridge (n = 12) and Pilot...respectively. The Ī“56Fe values of magnetite from Pea Ridge (n = 10) and Pilot Knob (n = 6) are 0.03 to 0...propose that the Ī“18O and Ī“56Fe data for the Pea Ridge and Pilot Knob magnetite-apatite deposits are |  | 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) | | Carbon Isotopes in the Pea Ridge Magnetite-Apatite Deposit, Southeast Missouri, and Sulfur Isotope Comparisons...and carbon isotopes have been analyzed in the Pea Ridge magnetite-apatite deposit, the largest historic...among the known iron deposits in the southeast Missouri portion of the 1.5 to 1.3 Ga eastern granite-rhyolite...iron deposits regionally. The Ī“18O values of Pea Ridge magnetite are 1.9 to 4.0ā°, consistent with a model...lakes. Sulfur isotope analyses of sulfides from Pea Ridge and seven other mineral deposits in the region |  | 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...Mesoproterozoic St. Francois Mountains terrane of southeast Missouri, United States, and in the Paleoproterozoic Great...drilling at and near IOA and IOCG deposits in Missouri, and of exceptional field exposures in the Great...REE, IOCG, and affiliated deposits of southeast Missouri and the Great Bear magmatic zone of which 12 are...three papers were submitted by workers from the Missouri Geological Survey (Rolla), the Deutches GeoForschungsZentrum |  | | Journal (article/letter/editorial) | | MINERALS OF THE Pea Ridge Mine Downloaded by [Universitat PolitĆØcnica de ValĆØncia] at 18:24 21 October...October 2014 Washington County, Missouri LAURENCE M.NUELLE Brass Rooster Minerals P.O. Box 1770 Rolla, Missouri...Missouri 65402-1770 T he Pea Ridge magnetite deposit, Washington County, Missouri, is hosted by Precambrian...Precambrian volcanic rocks of the St. Francois terrane. Pea Ridge is a massive deposit with more than 100 million...has not been delineated. The late Jack Emery (Pea Ridge mine geologist; 1975 pets. com.) estimated that |  | Aleinikoff, J. N., Selby, D., Slack, J. F., Day, W. C., Pillers, R. M., Cosca, M. A., Seeger, C. M., Fanning, C. M., Samson, I. M. (2016) U-Pb, Re-Os, and Ar/Ar Geochronology of Rare Earth Element (REE)-Rich Breccia Pipes and Associated Host Rocks from the Mesoproterozoic Pea Ridge Fe-REE-Au Deposit, St. Francois Mountains, Missouri. Economic Geology, 111 (8) 1883-1914 doi:10.2113/econgeo.111.8.1883 | Journal (article/letter/editorial) | | the Mesoproterozoic Pea Ridge Fe-REE-Au Deposit, St. Francois Mountains, Missouri J. N. Aleinikoff,1,ā ...20192 4 Missouri 5 Research 6 Department Department of Natural Resources, Rolla, Missouri 65402 School...the margins of the 136-million metric ton (Mt) Pea Ridge magnetite-apatite deposit, within Mesoproterozoic...St. Francois Mountains terrane in southeastern Missouri, United States. The breccia pipes cut the rhyolite-hosted...two late felsic dikes collected underground at Pea Ridge were also dated. Additional geochronology done |  | | Journal (article/letter/editorial) | | the Southeast Missouri Iron Metallogenic Province M. A. Starkeyā and C. M. Seeger Missouri Geological Survey...Survey, Missouri Department of Natural Resources, 111 Fairgrounds Road, Rolla, Missouri 65401 Abstract...has been a driving force in the development of Missouri for hundreds of yearsāa history of feast and famine...famine, success and ruin. In southeast Missouri, the mining history spans times from early crude furnaces...myriad minor deposits are known in the southeast Missouri iron metallogenic province, which is hosted in |  | | Journal (article/letter/editorial) | | A-type rhyolites from the St Francois Mountains, Missouri and the Mesoproterozoic evolution of the southern...Department of Natural Resources, Rolla, MO 65401, USA Received 28 July 2000; accepted 8 August 2001 Abstract...exposed only in the St Francois Mountains inlier, Missouri. Combined Nd isotopic, major and trace element...rocks from the St Francois Mountains of southeast Missouri. The data constrain models for the petrogenesis...background The St Francois Mountains of southeast Missouri contain the only exposure of the early Meso- |  | | Report (issue) | | of Documents U.S. Government Printing Office Washington, DC 20402 (Check or money order must be payable...Battery St. SPOKANE, Washington-U.S. Courthouse, Rm. 678, West 920 Riverside Ave. WASHINGTON, D.C.-U.S. Department...the following Geological Survey offices: ROLLA, Missouri-1400 Independence Rd. FAIRBANKS, Alaska-New Federal...Mineral Paragenesis of the Pea Ridge Iron Ore Mine, Washington County, Missouri-Origin of the Rare-Earth-Element-...(Upper Devonian and Lower Mississippian) in Hardin County, Southern Illinois By GEORGE A. DESBOROUGH Chapters |  | Hofstra, Albert H., Meighan, Corey J., Song, Xinyu, Samson, Iain, Marsh, Erin E., Lowers, Heather A., Emsbo, Poul, Hunt, Andrew G. (2016) Mineral Thermometry and Fluid Inclusion Studies of the Pea Ridge Iron Oxide-ApatiteāRare Earth Element Deposit, Mesoproterozoic St. Francois Mountains Terrane, Southeast Missouri, USA. Economic Geology, 111 (8) 1985-2016 doi:10.2113/econgeo.111.8.1985 | Journal (article/letter/editorial) | | Thermometry and Fluid Inclusion Studies of the Pea Ridge Iron Oxide-ApatiteāRare Earth Element Deposit...Mesoproterozoic St. Francois Mountains Terrane, Southeast Missouri, USA Albert H. Hofstra,1,ā Corey J. Meighan,1 Xinyu...mineralized samples from the Mesoproterozoic Pea Ridge iron oxide-apatite (IOA)-rare earth element (REE)...in high F/O minerals such as fluorapatite or F biotite. The arrays of data for 3He/4He (R/RA) and 22Ne/20Ne...after breccia pipe formation, and (4) show that Pea Ridge was relatively unaffected by the late Paleozoic |  | | Journal (article/letter/editorial) | | SHERWOOD 106A East 25th, P. 0. Box 436 Oak Grove, Missouri 64075-0436 Downloaded by [Brown University Library]...WILLIAMS 549 Aqua Ridge Drive St. Louis, Missouri 63129-2704 Figure 1. Counties in Missouri. N o comprehensive...comprehensive list of Missouri mineral occurrences has been published since Leonhard (1 882), updated by Wheeler...found in Missouri; two of these, fletcherite and starkeyite, were first described from Missouri mines....location a~ included at the end of each entry. Adair County Chariton River (40-04-05N 92-4 I -23W). septarian |  | | Journal (article/letter/editorial) | | architecture beneath the southern Midcontinent (USA) and controls on Mesoproterozoic iron-oxide mineralization...of the geologic framework beneath the southeast Missouri iron metallogenic province, we invert continental-scale...that are evident in the 3D models. The southeast Missouri metallogenic province is underlain by one such...iron metallogenic province formed in southeast Missouri (Kisvarsanyi and Proctor, 1967; Kisvarsanyi, 1976)... (ca 1.4 Ga) Illinois Indiana (c Dā Iowa M Missouri Nebraska 40Ā° -86Ā° Eastern Granite Rhyolite |  | | Report (volume) | | Superintendent of Documents Government Printing Office Washington, D.C. 20402 (Check or money order must be payable...agents of the Superintendent of Documents: ā¢ WASHINGTON, D.C.--Main Interior Bldg., 2600 corridor, 18th...California--Customhouse, Rm. 504, 555 Battery St. ā¢ SPOKANE, Washington--U.S. Courthouse, Rm. 678, West 920 Riverside...the Precambrian metallogenic region of southeast Missouri, by Eva B. Kisvarsanyi 48 Progress toward an occurrence...ore provinces of South Australia and southeast Missouri, by Marco T. Einaudi and Naomi Oreskes 58 The |  | | Journal (article/letter/editorial) | | elsevier.com/locate/oregeorev The Southeast Missouri (USA) Proterozoic iron metallogenic provinceāTypes...Earth Science, University of Central Missouri, Warrensburg, MO 64093, USA ARC Centre of Excellence in Ore...Available online 10 October 2013 Keywords: Missouri (USA) iron district Proterozoic Magnetite Hematite...Hematite IOCG-IOA a b s t r a c t The Southeast Missouri (USA) iron metallogenic province within the Mesoproterozoic...mined: Pilot Knob magnetite, Iron Mountain, and Pea Ridge. These deposits have similarities to āKiruna-typeā |  | Tunnell, Bolorchimeg N., Locmelis, Marek, Seeger, Cheryl, Mathur, Ryan, Dunkl, IstvĆ”n, 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) | | The Pilot Knob iron ore deposits in southeast Missouri, USA: A high-to-low temperature magmatic-hydrothermal...Petroleum Engineering, Missouri University of Science & Technology, Rolla, MO, USA Missouri Department of Natural...Natural Resources, Missouri Geological Survey, Rolla, MO, USA Juniata College, 1700 Moore St, Huntingdon...Huntingdon, PA 16652, USA d Sedimentology and Environmental Geology, Geoscience Center, University of GoĢttingen... 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 |  | Neymark, L. A., Holm-Denoma, C. S., Pietruszka, A. J., Aleinikoff, J. N., Fanning, C. M., Pillers, R. M., Moscati, R. J. (2016) High Spatial Resolution U-Pb Geochronology and Pb Isotope Geochemistry of Magnetite-Apatite Ore from the Pea Ridge Iron Oxide-Apatite Deposit, St. Francois Mountains, Southeast Missouri, USA. Economic Geology, 111 (8) 1915-1933 doi:10.2113/econgeo.111.8.1915 | Journal (article/letter/editorial) | | from the Pea Ridge Iron Oxide-Apatite Deposit, St. Francois Mountains, Southeast Missouri, USA* L. A. Neymark... Canberra, ACT, 0200 Australia Abstract The Pea Ridge iron oxide-apatite (IOA) deposit is one of the...mineral geochronometers, are abundant in the Pea Ridge orebody. However, the potential presence of multiple...on the formation and alteration history of the Pea Ridge IOA deposit. The oldest apatite TIMS 207Pb*/206Pb*...mantle-like source. Introduction The southeast Missouri (USA) iron metallogenic province within the Mesoproterozoic |  | | Journal (article/letter/editorial) | | No. MAGNETITES 4 AND HEMATITES, SOUTHEAST MISSOURI IRON METALLOGENIC PROVINCE, U.S.A. GEZA KISVARSANYI...by graniticrocksand some dioritesand gabbros. Biotite schistsoccurlocally. Someof the volcanic 449 450...pyroxenes,actinolite,tremolite,crocidolite,epidote,biotite,quartz,pyrite, sericite,chlorite,fluorite,calcite...in the Precambrianigneousrocks of southeastern Missouri. Similartypesare rare in the United States. To...partofa broader investigation oftheironā¢leposits of Missouri (33). Statisticaltestswereappliedto geochemical |  | | Journal (article/letter/editorial) | | and Iron Oxide-Copper-Gold Deposits, Southeast Missouri Anne E. McCafferty,1,ā Jeffrey D. Phillips,1,...in Mesoproterozoic basement rocks of southeast Missouri. The data are used to calculate mineral prospectivity...deposits at Pea Ridge (IOA Ā± REE), Boss (IOCG), Kratz Spring (IOA), and Bourbon (IOCG). The Pea Ridge susceptibility...partly coincident with the magnetic source at Pea Ridge. In contrast, the Boss models show a large (625-m-wide)...are earth element (REE) deposits of southeast Missouri belong to the IOCG and IOA families of mineral |  | | Journal (article/letter/editorial) | | 03755, USA CDepartment of Applied Earth Sciences, Stanford University, Stanford, CA 94305, USA (Received...Kiruna iron ore district, Sweden, and the southeast Missouri iron ore district, and a review of literature...rocks at Olympic Dam and ores of the southeast Missouri iron province, while Bell (1982) and Youles (1984)...breccias, the Kiruna district, and the southeast Missouri iron district, and on a review of literature on...1930a; Singewald and Milton, 1929; Meyer, 1939; Ridge, 1957, 1972; Geijer and ()dman, 1974; Bookstrom |  | | Journal (article/letter/editorial) | | magmatism and the Pea Ridge IOA-REE and Boss IOCG deposits, southeastern Missouri iron metallogenic province...province, USA Celestine N. Mercer, Kathryn E. Watts, Juliane Gross PII: DOI: Reference: S0169-1368(18)30839-4...magmatism and the Pea Ridge IOA-REE and Boss IOCG deposits, southeastern Missouri iron metallogenic province...province, USA, Ore Geology Reviews (2019), doi: https:// doi.org/10.1016/j.oregeorev.2019.103129 This...magmatism and the Pea Ridge IOA-REE and Boss IOCG deposits, southeastern Missouri iron metallogenic province |  | | Journal (article/letter/editorial) | | Millerite on dolomite, Leadwood, St. Francois County, Missouri. Glenn Williams specimen, Terry Huizing photo...May/June: Elbaite on quartz, Himalaya mine, Mesa Grande, San Diego County, California. Wayne Sorensen specimen...photo. July/August: Barite, Black Cloud mine, Leadville, Lake County, Colorado. Dave Bunk specimen, Jeff...photo. NovembedDecember: Hematite, Montreal mine, Iron County, Wisconsin. F. John Barlow specimen, M. Hjerstedt...Preparation of Fossils, R. Ratkevich, 4 18-22 Allanite, Missouri, 96 Almandine-spessartine, California, 171 Alpine |  | | Report (issue) | | MINERAL-RESOURCE POTENTIAL OF THE ROLLA IĀ°x2Ā° QUADRANGLE, MISSOURI, AS APPRAISED IN SEPTEMBER 1980 Walden P. Pratt...Pratt, Editor Prepared in cooperation with the Missouri Department of Natural Resources, Division of Geology...selected areas in the Rolla 1Ā°x2Ā° quadrangle, Missouri.................................. Estimated amounts...selected areas of the Rolla IĀ°x2Ā° quadrangle, Missouri.................................................magnetite from the Pilot Knob, Iron Mountain, and Pea Ridge iron deposits...... Spectrographic analyses of |
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