 | | Book | | Mineralogy of Michigan by E. W. Heinrich updated and revised ā¢ by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 Ā© 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, NāChwaning 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 āAlaskaite,ā Colorado, 307 Albite...Amblygonite-montebrasite,California, 160 Analcime, Michigan, 339 The Andes Come to Arizona, R. W. Jones, 59 |  | | 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) | | 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 * ? ā ā ā ā best occurrence..."specimen quality" questionable occurrence Angelina County Lufkin, 1 mile N of Lufkin in railroad cuts, in |  | | 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, 160ā65 Albert Laws Kidwell (1919ā2008) |  | | 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) | | mineralogically simple (containing pyrite and usually sphalerite, calcite, dolomite, and sometimes barite, fluorite...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 |  | | 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 signiļ¬cant...was introduced during stage III, after earlier sphalerite and coincident with galena and chalcopyrite....pyrite that are spatially associated with galena, sphalerite or chalcopyrite. Lowgrade or barren vein sections...on the other hand, are mainly composed of milky buck quartz with little evidence for modiļ¬cation, overprinting...rocks (Cambrian to Ordovician seventy mile range group: Henderson 1986) to the south and greenschist to |  | | 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 1Ā± 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) | | galena, pyrite, chalcopyrite, stannite, stibnite, sphalerite, wolframite; high silver and low gold contents...reported include garnet, vesuvianite, tourmaline, sphalerite, pyrite, arsenopyrite, fluorite, cassiterite...fine oz of gold reported). Cinnabar and platinum-group metals also reported. Mining 1903, 1908, 1918, 1926-1930...liraonite, galena (some argentiferous), cerussite, sphalerite, chalcopyrite, chalcocite, bornite, azurite,...very well could have been in the Bendeleben quad. (Buck Cr.) Gold, Monazite(?), Tin, Tungsten(?) Port |  | | 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 Ā° 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 |  | | 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 ā¢ā¢ā¢.ā¢ā¢ā¢ā¢ā¢...ā¢ā¢ā¢ā¢. Geologic map |  | | 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) | | veins at Charters Towers and the Hadleigh Castle mine (~40 km east of Charters Towers) are indistinguishable...the first to report saline fluid inclusions in sphalerite (18.9ā28.3 wt % NaCl equiv) and vein quartz (20...salinities, particularly of the saline inclusions in sphalerite, could indicate mixing between hotter, more saline...veins of the Charters Towers goldfield belong to a group of granitoid-hosted lode gold deposits that are...of the Cambrian to Ordovician Seventy Mile Range Group and the Kirk River Beds (e.g., Berry et al., 1992; |  | | Report (issue) | | ----------------- 15 The Geography of Dona Ana County--------------------------------------------- 18...PART II. AN OUTLINE OF THE GEOLOGY OF DONA ANA COUNTY ----------------------------------------------...PART II. AN OUTLINE OF THE GEOLOGY OF DONA ANA COUNTYāContinued Pre-Tertiary rocks--Continued Paleozoic...III. THE MINES AND MINERAL RESOURCES OF DONA ANA COUNTY -----------------------------------------------...198 Ben Nevis mine ---------------------------------------------------- 198 Gray Eagle mine ----------- |  | | 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 MascotāJefferson City zinc district, the Bumpass Cove iron-zinc-manganese |  | | 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 |  | | 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.ļ¾Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...ļ¾gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.ļ¾petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: ļ area ridges, slopes, stream beds |  | | Report (issue) | | beauty are found in Cowee Valley in the Franklin County area of western North Carolina. Many of these...Alamance County ........................................................... 24 24 Alexander County ......Alleghany County ....................................................... 25 Ashe County ............Avery County ............................................................... 25 Buncombe County ......Burke County ............................................................... 26 Cabarrus County ... |  | | 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 | | | Report (issue) | | beauty are found in Cowee Valley in the Franklin County area of western North Carolina. Many of these...COUNTIES Alamance County ā¢ .' 22 24 24 Alexander County 24 Alleghany County 25 Ashe County ā¢ 25 Avery...Avery County 25 Buncombe County 26 Burke County 26 Cabarrus County 27 Caldwell County 27 Caswell...Caswell County 27 Catawba County 28 Chatham County 28 Cherokee County 28 Clay County ā¢ ā¢ 29 Cleveland...Cleveland County 29 Davidson County ā¢ 30 vi Davie County Durham County 31 Franklin County 31 31 |  | Bourges, F., Debat, P., Tollon, F., Munoz, M., Ingles, J. (1998) The geology of the Taparko gold deposit, Birimian greenstone belt, Burkina Faso, West Africa. Mineralium Deposita, 33 (6) 591-605 doi:10.1007/s001260050175 | Journal (article/letter/editorial) | | veins types 1 and 2 and Ā®lled by undeformed white buck structure quartz. Cross-cutting relationships and...SiO2-rich ĀÆuids to circulate and deposit quartz with buck texture; (b) durEditorial handling: A.C. Brown F...metavolcanic or granitoid) (Poura Mine in Burkina Faso, Sabodala Mine in Senegal). From the relationships...western greenstone belts of HoundeĆ and Boromo (Poura Mine) and in the northern greenstone belt of Bouroum-Yalogo...the structure (Fig. 6). White quartz has a typical buck texture (as deĀ®ned by Boyle 1979; Dowling and Morrison |
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