 | | Report (issue) | | ijJ~t 1tuiUtfaity of .fIiuutania MINNESOTA GEOLOGICAL SURVEY WILLIAM H. EMMONS, DIRECTOR IN...PRELIMINARY REPORT ON THE GEOLOGY OF EAST CENTRAL MINNESOTA INCLUDING THE CUYUNA IRON-ORE DISTRICT BY E....A. W. JOHNSTON MINNEAPOLIS The University of Minnesota 19 1 8 CONTENTS Introduction ................ . . . . . . . . .... . 2 General geology of Minnesota. . . . . . . . . . . .... . . . . . . . . . .... . . . . . ... 4- 1 5 Rocks of east central Minnesota. . . . . . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | CUYUNA DISTRICT, MINNESOTA: A PROGRESS REPORT UNIVERSITY OF MINNESOTA MINNESOTA GEOLOGICAL SURVEY...BULLETIN 36 The Geology of the Cuyuna District, Minnesota A PROGRESS REPORT BY FRANK F. GROUT AND J. F...WOLFF, SR. MINNEAPOLIS· 1955 THE UNIVERSITY OF MINNESOTA PRESS PRINTED AT LUND PRESS, INC., MINNEAPOLIS...Metallurgical Engineers at the University of Minnesota. In 1941 Mr. Grout started active field work on...submitted to the Graduate School of the University of Minnesota proposing certain drilling to clarify the stratigraphy |  | | Report (issue) | | PIEECTOE, THE MESABI IRON-BEARING DISTRICT OF MINNESOTA BY CHARLES KENNETH LEITH CHARLES RICHARD VAN...II. Distribution 100 Kinds lOl of rocks Greenalite rocks 101 Ferruginous, amphibolitic, sideritic...23^ General statement Origin of the greenalite granules Greenalite a sedimentary deposit "''' Chapter...Similarity of greenalite to glauoonite 243 Composition of glauoonite and greenalite, by F. W. Clarke...the occurrence of greenalite in granules Manner I. 247 - of deposition of greenalite 2o3 - Develoi^ment |  | | Report (issue) | | Magnetite (Fe3O4) ________ _ ___ Iron silicates Greenalite. ________________________________ Glauconite____...____ 5 3. Chamosite___-_________.______ 6 4. Greenalite __________________ 8 5. Selected analyses of...magnesium, and calcium in solid solution; chamosite, greenalite, and glauconite (which upon slight metamorphism...silicate (glauconite), as a ferrous-ferric silicate (greenalite, chamosite), as a carbonate (siderite), or as...sedimentary rocks are chamosite, glauconite, and greenalite. Thuringite (bavalite), minnesotaite, and stilpnomelane |  | | Report (edition) | | UNIVERSITY OF MINNESOTA Minnesota Geological Survey PAUL K. SIMS, DIRECTOR BULLETIN 37 PHOTOGRAPH...University of Minnesota Press, MinncajJolis Copyright 195.4,19138 by the UNIVERSITY OF MINNESOTA All rights...Departments of Botany and Geology of the UniveTsity of "Minnesota Preface THIS volume has been prepared in an...attempt to make available to the citizens of Minnesota a general summary of the major geological features...Yet how many of the thousands of citizens of Minnesota employed in these enterprises understand the geological |  | | Report (issue) | | ", UNIVERSIT-Y OF MINNESOTA MINNESOTA GEOLOGICAL SURVEY WILLIAM H. EMMONS, DIRECTOR BULLETIN 80 MINERAL...MINERAL RESOURCES OF MINNESOTA EDITED BY WILLIAM H. EMMONS AND FRANK F. GROUT' MINNEAPOLIS . 1943... MIN N E SOT APR E S S UNIVERSITY OF MINNESOTA MINNESOTA GEOLOGICAL SURVEY WI L L I AM H. EM M 0 N...IRE C TOR BULLETIN 30 MINERAL RESOURCES OF MINNESOTA EDITED BY WILLIAM H. EMMONS AND FRANK F. GROUT...UNIVERSITY OF MINNESOTA PRESS FOREWORD This resume of the mineral resources of Minnesota is introduced |  | | Report (edition) | | .i WM. R. JUDD UNIVERSITY OF MINNESOTA Minnesota Geological Survey GEORGE M. SCHWARTZ, DIRECTOR...Min1leapolis Copyright 1954 by the UNIVERSITY OF MINNESOTA All rights reserved. No part of this book may...attempt to make available to the citizens of Minnesota a general summary of the major geological features...Yet how many of the thousands of citizens of Minnesota employed in these enterprises understand the geological...foundation of our wellbeing, the hope of our future. Minnesota, though known as an agricultural state, has great |  | | Journal (article/letter/editorial) | | SEPTEMBER 1061 PRECAMBRIAN STRATIGRAPHY OF MINNESOTA BY F. F. GROUT, J. W. GRUNER, G. M. SCHWARTZ,...History Survey of Minnesota as to the sequence of Precambrian rocks in and near Minnesota. Eleven formations...series are not so complete as that in and near Minnesota, and more work is needed to make correlation satisfactory...unconformity 1051 No Coutchiching recognized in Minnesota. . . 1020 Keweenawan Group 1051 Earlier Precambrian...ILLUSTRATIONS Figure Page Figure Page 1 Counties of Minnesota 1018 5 Sketch of the irregular granite surface |  | | 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 |  | | Report (issue) | | GEOLOGY AND GEOCHRONOLOGY OF MINNESOTA UNIVERSITY OF MINNESOTA MINNESOTA GEOLOGICAL SURVEY GEORGE M...The Precambrian Geology and Geochronology of Minnesota BY SAMUEL S. GOLDICH, ALFRED O. NIER, HALFDAN...KRUEGER MINNEAPOLIS • 1961 THE UNIVERSITY OF MINNESOTA PRESS PRINTED IN THE UNITED STATES OF AMERICA...and made the project possible. In addition the Minnesota Geological Survey supported the project, particularly...publication. The Graduate School of the University of Minnesota also made notable contributions of funds at critical |  | | Report (issue) | | Geology and Ore Deposits of the Cuyuna North Range Minnesota GEOLOGICAL SURVEY PROFESSIONAL PAPER 407 ... Geology and Ore Deposits of the Cuyuna North Range Minnesota By ROBERT GORDON SCHMIDT GEOLOGICAL SURVEY ...1924Geology and ore deposits of the Cuyuna North range, Minnesota. Washington, U.S. Govt. Print. Off., 1963. v,...Bibliography: p. 87-91. l.Geology Minnesota Cuyuna North range. 2.Ore-deposits Minnesota Cuyuna North Range. S.Iron...Iron ores Minnesota Cuyuna North range. I.Title: The Cuyuna North range, Minnesota. (Series) For sale |  | | Journal (article/letter/editorial) | | chalcocite in the fluorspar veins of Jefferson County, Colorado [abstract]; by Horace B. Patton........xvi, pp. 190-194A. Notes on Craig Mine, Renfrew County, Ontario. Geol. Surv. of Canada, Ann. Rept., vol...Doctor of Divinity, was born near Rob Eoy, Fountain County, Indiana, January 28, 1833, and died at his home...Northeast, Dutchess County, New York, December 17, 1839, and died in Minneapolis, Minnesota, May 2, 1914. His...latest years, after his geological survey of Minnesota was completed, he performed Very valu 28 PROCEEDINGS |  | | Book (volume) | | 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...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Book (volume) | | 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...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Journal (article/letter/editorial) | | GRANITE, POKEGAMA QUARTZITE, AND SURROUNDINGS, MINNESOTA Shows location of samples and areas distinguished......................... Scattered granites in Minnesota.................................................granite, Pokegama quartzite, and surroundings, Minnesota......................................................................... 4. Zircons from two Minnesota sandstones......................................Wisconsin and Grout and Thiel of the University of Minnesota had become interested in the application of such |  | | Report (volume) | | Michigan and Wisconsin___ Central and eastern Minnesota r Mesabi district _____________________-__ Vermilion...338 Chippewa River and Barron County ___________ 338 Central Minnesota ______________________ 338 Mesabi...2. Sioux quartzite of contiguous portions of Minnesota, South Dakota, and Iowa__________________________...areas of pre-Cambrian rocks appear in Wisconsin, Minnesota, Iowa, Dakota, Missouri, Indian Territory, and...Waterloo, Necedah, and Sioux areas of Wisconsin and Minnesota. Missouri. Oklahoma. Algonkian: Quartzite |  | | Report (issue) | | ])irector THE VERMILION IRON-BEARING DISTRICT OF MINNESOTA \VITH J. AN ATLAS M:oRG^]sr cle]mej^ts CHAELES...geographic relations of the Vermilion district of Minnesota to the other iron-bearing regions of Lake Superior...Jlinnesota mine; B, Filling system, Minnesota Iron Company, Minnesota, with chute for discharging refuse...Vermilion moraine in the Vermilion dis -trict of Minnesota ..' 13. 14. 15. 16. 17. 18. 19. 20. 21. ...N. E. 15 W. Minnesota XVIII Detail map of a portion of Tps. 62-63 X., R. U W., Minnesota XIX Detail map |  | | Book | | variety amethyst, sceptre habit, Denny Mountain, King County, Washington, U.S.A. / Photo by Ken Mayer Production...organic geochemistry. Green River Formation, Uinta County, Utah, U.S.A. Trudell, L.C. (1970): Lithologic...Poudrette quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada. McDonald, AM. & Chao, G.Y. (1994):...Abernathy, operator of the Fumerole mine, Emery County, Utah, U.S.A., who found the first braunite. Mount...agardite-Y. Ahlfeldite Red Cloud mine, Lincoln County, New Mexico, U.S.A. NiSeOQ3¢2H20, mon., P2;/n |  | | Book | | Oligocene PERU Late Cretaceousearly Eocene (Laramide) USA Miocene MEXICO Pacific Ocean Paleoceneearly Eocene...Pinatubo, Philippines, and Bingham Canyon, Utah, USA: Mineralium Deposita, v. 36, p. 799–806. Hawkesworth...Pinatubo, Philippines, and Bingham Canyon, Utah, USA: Mineralium Deposita, v. 36, p. 799–806. Hedenquist...Valley mining district, Stockton quadrangle, Tooele County, Utah, in Bon, R.L., Gloyn, R.W., and Park, G.M...mineralization system, Bingham mining district, Utah, USA: Economic Geology, v. 105, p. 743–761. Krahulec, |
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