| | 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 | | | 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___________________ | | | 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 | | | Journal (article/letter/editorial) | Photographs JanuaryFebruary: Rhodochrosite, N’Chwaning mine, Hotazel, South Africa. Martin Zinn specimens, Erica...Cryo-Genie mine, San Diego County, California. Natural History Museum of Los Angeles County specimen,...Ground Hog mine, Gilman, Eagle County, Colorado. Natural History Museum of Los Angeles County specimen...Colorado, 307 Actinolite/tremolite, Michigan, 344 Adularia, Michigan 341 “Alaskaite,” Colorado, 307 Albite...Amblygonite-montebrasite,California, 160 Analcime, Michigan, 339 The Andes Come to Arizona, R. W. Jones, 59 | | | 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) | | | 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 | | | Journal (article/letter/editorial) | About 40 miles northeast of Montgomery in Coosa County there is an outcrop that carries considerable tin...Ariz., reports the finding of a rare occurrence of galena with chrysotile. His letter, dated June 5, 1952...are sending what we think is a rare occurrence of galena in asbestos (chrysotile) from Chrysotile (Gila...three other pieces were all we could find with galena." A small but nice specimen of brownish asbestos...asbestos (chrysotile) with small, imbedded masses of galena was received from Mr. Record. It is a most interesting | | | Report (issue) | *....*.................*............ Hornspoon group.......................................... Other....... Hilltop mine............................................. 21 22 Rlckardlte mine............................................. Little Bnck mine......................................... Moll ins prospect.......................... 23 26 26a 27 karrlmao mine............................................ 27................................... 23 Izcelsior mine........................................... 29 | | | Journal (article/letter/editorial) | deposition of large volumes of buck quartz (stage I), followed by buck and comb quartz, and significant...III, after earlier sphalerite and coincident with galena and chalcopyrite. Narrow, discontinuous calcite...fractured pyrite that are spatially associated with galena, sphalerite or chalcopyrite. Lowgrade or barren...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 | | | 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. | | | Report (issue) | . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . 7 Box Elder County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 10 Cache County . . . . . . . . . . . . . . . . . . . . . . . | | | 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 | | | Report (issue) | Fine-grained limestone in upper plate of a thrust. Galena-bearing gossan in faulted and brecciated limestone...trenches, and tunnel. Sulfide-tin deposits contain galena, pyrite, chalcopyrite, stannite, stibnite, sphalerite...cassiterite, wolframite, topaz, pyrrhotite, and galena. Cassiterite-bearing greisen in granite. Includes...fine oz of gold reported). Cinnabar and platinum-group metals also reported. Mining 1903, 1908, 1918, 1926-1930...pyrite, pyrrhotite, magnetite, hematite, liraonite, galena (some argentiferous), cerussite, sphalerite, chalcopyrite | | | Journal (article/letter/editorial) | The Minerals of Albemarle County, Virginia PART I: NATIVE ELEMENTS, SULFIDES, HALIDES, AND OXIDES By...University of Virginia, Charlottesville, Va. Albemarle County is near the center of Class I. Native elements...edge of the n ° t been found in Albermarle County, county follows the crest of the Blue Ridge but according..., and Jones (1932), the gathe James River. The county seat is Char- lena which occurs in the old Faber...to various Albe- w e s t e r n Mountain, 3 marie County minerals have appeared in - Graphite. Specimens | | | Book (edition) | though the more exten sive deposits, such as coal and iron fields, gold belts, etc., are mentioned in general...mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to...to Helena, in Shelby county, the field has an average width of 5 or 6 miles. Below that point the width...miles being in the latitud" of Blocton, in Bibb county. The south ern end of this field has a greater | | | Journal (issue) | Rock!! ** Refreshments provided by the Micromount Group UGLY ROCK CONTEST by Joyce Price The Colorado Springs...Meeting, 7 p.m., Senior Center. Tue., Apr 7—Fossil Group, 7 p.m., Senior Center. Jerry Suchan 303 648-3410...Apr 23—Crystal Group, 7 p.m., Senior Center. Kevin Witte, 719 638-7919 Faceting Group, 7 p.m., Senior...578-5466 Jewelry Group, Appointment Only, Bill Arnson, 719 337-8070. Lapidary Group, Appointment Only...Meeting, 7 p.m., Senior Center. Tue., May 12—Fossil Group, 7 p.m., Senior Center. Jerry Suchan 303 648-3410 | | | Journal (article/letter/editorial) | Silverman,and Kulp, 1960; Cannon, Pierce, Antweiler, and Buck, 1962) and suggesteda Precambrianage for these major...major deposits. Cannon, Pierce, Antweiler, and Buck (1962) also included some analysesfrom surroundingdistricts...exposedunit of the Belt. Likewise,Pb2ø7/Pb 2øøages galena from mines and prospectswithin the sedi- of 1,035...metasedimentary rocksof the Precam- fromveinsin the Sunshine Mine nearKelloggin the brian Belt Supergroup. The work...deposits os -given in Table 3 /e 0 Group I x •x Group 3 -- --- El Group 4 35.00 15.80 .... ] .... | | | Journal (article/letter/editorial) | P. PIERCE, J. C. ANTWEILER, U.S. 1 AND K. L. BUCK GeologicalSurvey, Denver, Colo. CONTENTS PAGE ... 1959 (28). 2 CANNON, PIERCE, ANTWEILER, AND BUCK ores deposited? How long did mineralization continue...be illustrated 4 CANNON,PIERCE,ANTWEILER,AND BUCK by thebar diagramFigure1, in whichheights of barsrepresent...extractedin 1953 from sulfidephaseof CationDiablo iron meteorite. This troilite containedso little uraniumthat...thoriumto stableisotopesof lead has beengoingon in iron and stony meteoritessinceabout4.55 billionyearsago | | | 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 | | | Report (volume) | occurrences----__.._..___. . .-_.. _.___._.____..... Buck Creek______________._.__. _.__._____.._ ._ Geologic...Placers_______________. __________________ , 61 Buck Creek___________:____________________ 61 Grouse...from lode deposits, came from the stream tin of Buck Creek. .The approximate annual value of the tin...to south these four localities are Ear Mountain, Buck Creek, Cape Mountain, and Lost Kiver. Ear Mountain...plain. They are an exceedingly steep and rugged group, with an average altitude of 2,500 feet. Broad stream | | | Journal (article/letter/editorial) | (top left). Calcite, 5.5 cm high, Elmwood mine, Smith County. Terry Huizing specimen, Jeff Scovil photo...(above). Fluorite, 13.1 cm wide, Elmwood mine, Smith County. Francis Benjamin specimen, Jeff Scovil photo...(left). Fluorite, 2.5 cm on edge, Elmwood mine, Carthage, Smith County. Terry Huizing specimen and photo. Figure...Figure 4 (right). Cumberland mine, Smith County. Travis Paris photo (2004). Figure 5 (far right page)...Tennessee brown iron deposits, the Mascot–Jefferson City zinc district, the Bumpass Cove iron-zinc-manganese | | | Book (volume) | instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...production of minerals, principally Gold, Silver, Copper, Iron, Lead, Manganese and Zinc, along with lesser amounts...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds |
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