| | 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...formations. _______________________________ Baraga Group._____________________________ Hemlock Formation___________________ | | | Report (issue) | AND SOUTHEASTERN PARTS OF THE IRON RIVER DISTRICT IRON COUNTY, MICHIGAN By Harold L. James and Kenneth...cooperation of the Geological Survey Division, Michigan Department of Conservation WASHINGTON, D. C....AND SOUTHEASTERN PARTS OF THE IRON RIVER DISTRICT. ffiON ·COUNTY, MICHIGAN By Harold L. James and Kenneth...• • • • • • Footwall strata..................... Iron-f'orma tion. • • • • • • • • • • • • • • • • • •...w••••••• Section 24, T. 43 N., R. 35 w....... Spies mine area ( EisEt) •••••• ·• • • .Swt· sec. 24.. • • | | | 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) | Photographs JanuaryFebruary: Rhodochrosite, N’Chwaning mine, Hotazel, South Africa. Martin Zinn specimens, Erica...Erica and Harold Van Pelt photo. March/April: Calcite, Guiyang, Hunan Province, China. Terry E. Huizing...Cryo-Genie mine, San Diego County, California. Natural History Museum of Los Angeles County specimen,...EricaVan Pelt photo. July/August: Amethyst and calcite, Artigas, Uruguay. Rock Currier specimen, Jeff...Ground Hog mine, Gilman, Eagle County, Colorado. Natural History Museum of Los Angeles County specimen | | | Journal (article/letter/editorial) | photo March/April: Fluorite, Dow Scar vein, Hilton mine, Scordale, Cumbria, England; Jesse Fisher specimen...May/June: Uvite, Powers farm, Pierrepont, St. Lawrence County, New York; Steven C. Chamberlain specimen, Michael... and albite, Kestral Pocket, Smoky Hawk mine, Teller County, Colorado; Martin Zinn specimen, Jeff Scovil...September/October: Gold and quartz, Colorado Quartz mine, Mariposa County, California; Scott Rudolph specimen, Jeff... 423 Actinolite, New York, 221, 454 Adularia, Michigan, 39 Agate, 160–65 Albert Laws Kidwell (1919–2008) | | | Journal (article/letter/editorial) | Tewksbury, Great Britain; and Dr. George W. Robinson, Michigan Technological University. INVESTIGATION OF OXIDE...Ambatofotsikely was indeed a member of the columbite group. This sample was a manganese-rich ferrocolumbite...ranges from 1.5 to 2.9 wt. %. Columbite-tantalite group minerals are sparse and form prismatic crystals...and G. W Robinson, A. E. Seaman Mineral Museum, Michigan Tychnological University, Houghton, MI 49931....MICROMINERALS FROM BLACK JACK CANYON, GREENLEE COUNTY, ARIZONA. E. Grundel, 2000 S. 2d St., No. 8, Arlington | | Kearns, Lance E., Coccina, Frank, John, Alyssa Saint, Raiter, Erin, Tucker, Thomas (2009) The Mineralogy of the Buck Hill Syenite Intrusion, Augusta County, Virginia. Rocks & Minerals, 84 (4) 352-362 doi:10.3200/rmin.84.4.352-362 | Journal (article/letter/editorial) | THE MINERALOGY OF THE BUCK HILL S Y E N I T E I N T R U S I ON , Augusta County, Virginia B Downloaded...the 7.5-minute Stokesville Quadrangle, Augusta County, Virginia. In this area, forty-one dikelike intrusions...Rockingham counties, Virginia, and bordering Pendleton County, West Virginia (Johnson 1965). These igneous rocks...positive topographic feature known as Buck Hill (fig. 1). The Buck Hill intrusion is a nepheline-natrolite...She is currently in graduate school in Dearborn, Michigan. Thomas Tucker, a geologist and mineral enthusiast | | | Journal (article/letter/editorial) | pegmatite was mined at Barringer Hill in Llano County in the early 1900s but was flooded by Lake Buchanan...from 1900 to the middle 1940s; but the Mariposa mine, which produced most of the rare minerals, ceased...& Minerals on "The Weeks Pegmatite Mine, Wakefield, Carroll County, New Hampshire" (March/April 1991)...66, May/June 1991 197 LOCALITIES BY COUNTY Bastrop County KEY mm T * ? — — — — best occurrence..."specimen quality" questionable occurrence Angelina County Lufkin, 1 mile N of Lufkin in railroad cuts, in | | | 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 | | | Report (issue) | stratigraphic relations............49 Glen Canyon Group................................51 Definition and....................................58 San Rafael group...................................... 58 Definition...Mountains................... 126 South Mountain group...................................... 126 South...stock of South Mountain........ 128 Middle Mountain group..................................... 128 Mount Tukuhnikivatz...prospect.............................146 Big Buck (Cutler) mine..........................147 History.... | | | Journal (article/letter/editorial) | About 40 miles northeast of Montgomery in Coosa County there is an outcrop that carries considerable tin...Francisco 14, Calif. One is a salmon» colored massive calcite from Ballarat, Inyo Co., Calif. Another is a dendritic...drusy quartz; the locality is the Aurora Quicksilver Mine in San Benito Co., Calif. A new occurrence for scheelite...might find interesting. It is scheelite from Marin County, California. It is of primary interest as it is...Andreas fault, extending from Marin County to San Luis Obispo County. Included in the Sur Series are limestone | | | Journal (article/letter/editorial) | simple (containing pyrite and usually sphalerite, calcite, dolomite, and sometimes barite, fluorite, or galena);(2)...and remoteness. The Seven Heart Gap barite mine and the Buck zinc prospect in the Apache Mountains are...Texas.In Fig. 1 mine localities are identified with letter symbols. Golden Eagle mine (Lucky Strike,... Lone Eagle, or Ammon) The Golden Eagle mine (GE) is in SW 1/+sec. 74T2lS R25Eabout 13 km (8 mi) northwest...(1956)used the names Lone Eagle and Ammon for the mine, but the name Golden Eagleappearedon Motts' (1962)map | | | Journal (issue) | Elder, Audrey E. Smith P.O. Box 234 Crystal Falls, Michigan 49920 shawncarlson@hotmail.com markelder@juno...gold prospect is located in central Dickinson County, Michigan, approximately ten kilometers north of the...the dominant exposed bedrock in this part of the county. Excavated near the tum of the 20th century, the...obvious even when visiting some of the Garland County mines. I also planned to do some Magnet Cove collecting...of the A. E. Seaman Mineral Museum in Houghton, Michigan. (Continued on page 5 ) MARTIN ZINN EXPOSITIONS | | Saunders, James A., Mathur, Ryan, Kamenov, George D., Shimizu, Toru, Brueseke, Matthew E. (2016) New isotopic evidence bearing on bonanza (Au-Ag) epithermal ore-forming processes. Mineralium Deposita, 51 (1) 1-11 doi:10.1007/s00126-015-0623-y | Journal (article/letter/editorial) | 36849, USA 2 Department of Geology, Juniata College, 1700 Moore Street, Huntingdon, PA 16652, USA 3 ...112120, Gainesville, FL 32611, USA 4 Magma-hydrothermal deposits Research Group, Geological Survey of Japan...Geology, Kansas State University, Manhattan, KS 66506, USA consistent with ore textures that indicate physical...map showing deposits or districts in the western USA and Japan where we recognize colloid aggregation...Cu isotope data from epithermal ores from western USA and Japan, along with well-constrained new Pb and | | | Report (issue) | RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...RESOURCES PUBLICATION 89 MINERALS OF ALBEMARLE COUNTY, VIRGINIA Richard S. Mitchell and William F. Giannini...through temolite-acti 15 15 l5 l6 l6 Teolite group throug References cited ILLUSTRATIONS Figure 1...talc l0 PUBLICATION 89 MINERALS OI' ALBEMARLE COUNTY. VIRGINIA Richard S. Mitchell* and William F. | | | Journal (issue) | fossil plants of the John Day Formation, Wheeler County, Oregon by Steven R. Manchester, Florida Museum...Formation on the southern slope of Iron Mountain east of Clarno, Wheeler County, Oregon. The Whitecap Knoll...northwesterly aerial view of the south slope of Iron Mountain, showing (1) position of the lacustrine...the lacustrine shales of the Slanting Leaf Beds (Iron Mountain assemblage) of the Bridge Creek flora of...Day Formation in the Gray Butte area of Jefferson County, but the precise ages are difficult to determine | | | Journal (article/letter/editorial) | deposition of large volumes of buck quartz (stage I), followed by buck and comb quartz, and significant...galena and chalcopyrite. Narrow, discontinuous calcite veins of stage IV mark the waning of gold-related...everywhere composed of comb and/or gray quartz, calcite and/or ankerite and bands or clusters of fractured...on the other hand, are mainly composed of milky buck quartz with little evidence for modification, overprinting...rocks (Cambrian to Ordovician seventy mile range group: Henderson 1986) to the south and greenschist to | | | Report (volume) | (E) Tungsten deposits of Vance County, N. C., and Mecklenburg County, Va., by G. H. Espenshade (published...deposits near Seiad and McGuffy Creeks, Siskiyou County, Calif., by F. G. Wells, C. T. Smith, G. H. Rynearson...Chromite deposits of Boulder River area, Sweetgrass County, Mont., by A. L. Howland, E. M. Garrels, and W...report on corundum deposits in the Buck Creek peridotite, Clay County, N. C., by J. B. Hadley (published...the tungsten deposits of Vance County, N. c., and Mecklenburg County, Va •••.•••••...••••. Geologic map | | | Catalog/List | arbitration shall be conducted in Dallas, Dallas County, Texas in accordance with the then existing Commercial...in the Courts of the State of Texas, in Dallas County, Texas, and if necessary the corresponding appellate...responsibilities include overseeing the firm’s private client group and working with top collectors in every field in...Magazine’s “Best of the Web”). Paul was born in Michigan and came to Heritage in 1984 after 12 years as...and Client Services Director for NAS-McCann World Group, an international Advertising & Communications Agency | | | Report (volume) | has been found ............................ 29 Buck Creek.............................................the sea. To the north and west of this mountain group stretches the so-called York Plateau, a comparatively...had located promising deposits of stream tin on Buck Creek, a tributary of Mint River, about 20 miles...the first real attempts to mine the tin-bearing gravels were made on Buck Creek. The nature of this occurrence...York region. During the following week Lost River, Buck Creek, and Cape Mountain were visited and the tin | | | Report (issue) | . . ALAMANCE COUNTY 5 5 Pyrophyllite ...... f .......... 5 ALEXANDER COUNTY ................. 9 ALLEGHANI COUNTY 1± Manganese ....... f 11 Barite , 11 Copper . 11 ASHE COUNTY. . . . Copper...Staurolite AVERY COUNTY . . ......... 13 13 13 . 13 Iron and Epidote BUNCOMBE COUNTY Garnet ...........13 Moonstone and Associated Minerals 15 BURKE COUNTY 15 Corundijin 15 Itacolumite 15 Toiirmaline...Amethyst f . , 4 .18 CABARRUS COUNTY 18 Minerals of the Cabarms County Mines 18 CALDWELL COUNT! 18 Pyrite | | Walter, B.F., Parsapoor, A., Braunger, S., Marks, M.A.W., Wenzel, T., Martin, M., Markl, G. (2018) Pyrochlore as a monitor for magmatic and hydrothermal processes in carbonatites from the Kaiserstuhl volcanic complex (SW Germany) Chemical Geology, 498. 1-16 doi:10.1016/j.chemgeo.2018.08.008 | Journal (article/letter/editorial) | various coarse-grained calcite-carbonatite bodies (Badberg, Degenmatt, Haselschacher Buck, Orberg) and extrusive...wt.% Nb2O5 is common in all coarse-grained PT calcite-carbonatite bodies and probably formed during magmatic... titanite-group PT E The most common HFSE-carriers in carbonatites are pyrochlore-group minerals, perovskite...apatite (e.g., Chakhmouradian, 2006). Pyrochlore-group CE minerals are especially abundant in carbonatites...in Australia; Humphries, 2010, Mountain Pass in USA; Castor, 2008; and Bayan Obo in Mongolia; Yang et | | | Book | Roc Creek, in the Paradox district of Montrose County, Colorado. Within the Paradox Basin, there are...mining. When the high-grade ores at Shinkolobwe mine in Zaire (formerly Belgium Congo) were brought into...high-grade blackish uranium ores at his Mi Vida Mine in the Big Indian district, Utah. This discovery...Lisbon Valley mill located adjacent to the Lisbon mine. It has a 700 tpd capacity. Ores have a low vanadium...sandstone beds are bleached and locally cemented by calcite. Ores are spotty, of relatively low-grade and occur | | | Report (volume) | Clay County. Macon County. Jackson County. Transylvania County. Swain County. Haywood County. Buncombe...Buncombe County . Madison County. Yancey County. Mitchell County . Watauga County . Wilkes County. Ashe County...County . Alleghany County . Physiography and ecology of the peridotites. 28 28 29 32 34 35 36 38 42 46...mag¬ nesian rocks. Shooting Creek region, Clay County, North Carolina. Elf dunite. Elf amphibole-peridotite...—Continued. paoe Buck Creek area. Buck Creek dunite. Buck Creek amphibole-peridotite. Buck Creek troctolite | | | Journal (article/letter/editorial) | for its members. The First to the Loudville Lead Mine; the second to the amethyst location in Harrisville;..."Acquiring and Exhibiting Mineral Specimens". This group has also announced plans for Field Trips over the...Day weekend will find them at the Ruggles Mine and Palermo Mine in New Hampshire. . . . . Paul Desautels...he wishes to discuss. . . . . The St. Lawrence County Rock and Mineral Club, Potsdam, is another of the...to be found calcite, pyrite and other f1owstone material. . . . . The Davis Pyrite Mine at Rowe was the |
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