 | | Journal (article/letter/editorial) | | support fracturing. The study was supportedby Michigan Memorial Phoenix Project 204. r*,";";#.:;ieot'...1962 EXOMORPHISMAROUND AN APLITE-PEGMATITE DIKE, FELCH, MICHIGAN1 E. Wu. HetNntcu, Department of Geologyand...Unirersity of Michigan, Ann Arbor, Michigan. The lletronite quarry is 2| miles east-northeastof Felch in Dickinson...Dickinson County, Nlichigan. The workings have been developed in the Randville dolomitic marble (Lower Huronian)...Geology and Mineralogy, The University of Michigan, Ann Arbor, Michigan. 1206 MINERALOGICAL NOTIJS (1892) |  | | 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 |  | | 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) | | 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...None theless, with the aid of a good state or county map, plus local inquiries, the list could be helpful |  | | Journal (article/letter/editorial) | | Metamorphic and Igneous Rocks near Iron Mountain, Michigan by L. T. ALDRICH, G. L. DAVIS, and H. L. JAMES...determined for minerals from an area in northern Michigan about 35 miles square. Granites, pegmatites, and...biotite, and feldspar, and U-Pb and Th-Pb ages for zircon. It was anticipated that we would learn from the...muscovite K-Ar, biotite Rb-Sr, zircon U239-Pb2°8, zircon Th-Pb208, zircon U235-Pb207, muscovite Rb-Sr,...of mineral ages. The area around Iron Mountain, Michigan, was particularly suitable for such a study because |  | | Report (issue) | | Geology of Central Dickinson County Michigan GEOLOGICAL SURVEY PROFESSIONAL Prepared in cooperation...Division^ Michigan Department of Conservation PAPER 310 Geology of Central Dickinson County Michigan By...cooperation with the Geological Survey Division, Michigan Department of Conservation UNITED STATES GOVERNMENT...--_ Age relations.___-_-___-_-_-_-___-___--_ Dickinson group.__-_-_-_____-_______--_-___ East Branch...amphibolite____-_-_____-__ Dickinson group (undivided)__-_____-___Conditions of deposition of the Dickinson group._-- |  | | Journal (article/letter/editorial) | | MENOMINEE GENERALIZED GEOLOGIC MAP OF NORTHERN MICHIGAN, SHOWING METAMORPHIC ZONES BULLETIN OF THE GEOLOGICAL...REGIONAL METAMORPHISM IN THE PRECAMBRIAN OF NORTHERN MICHIGAN BY HAROLD L. JAMES ABSTRACT Precambrian rocks...an area of about 7500 square miles in northern Michigan. Of this area, approximately 3300 square miles... 1456 H. L. JAMES—REGIONAL METAMORPHISM, NORTHERN MICHIGAN ILLUSTRATIONS Downloaded from gsabulletin.gsapubs...Figure Page 1. Township and range map of northern Michigan and adjacent parts of Wisconsin 1457 2. AKF diagram |  | | Book (edition) | | composites. Duralcan composites, f1,om Duralcan USA of Alcan Aluminum Ltd., comp1·ise alumina particulates...is a type of asphalt found originally in Albert County, New Brunswick, and first named Albert coal. It...concentrated to 40% B 2O 3 . Kernite ore from Kern County, California, contains about 29% B 2O3 and is concentrated...tops of the silverweed, Tanacetum vulgaris, of Michigan and Indiana, used as a vermifuge. The green herb...produced as a by-product from the brine wells of Michigan and from the production of chemicals at Searles |
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