 | | Report (volume) | | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |  | | Journal (issue) | | 8 RED CLOUD MINE WULFENITE Rockhounds enjoy the products of this amazing Arizona mine. By Bob Jones...QUARTZ 40 ROCK & GEM KIDS 46 THE BRISTOL COPPER MINE 50 COOL SUMMER ROCKHOUNDING 54 NATIVE AMERICAN...CONNECTICUT YANKEE 64 Club members collect on Topaz Mountain. By Mark Leatherman Boots on the ground in the... Find jagged quartz crystals at the Wall Street mine. By Robert Beard Regular Columns Field Notes ....Wulfenite from the Red Cloud (photo credit)mine (La Paz County), Arizona, is world famous. (3.9 cm high) |  | | Report (issue) | | . . . . . . . . . . . . . . . . . 1 Chapter I. Mining Districts of Counties and the State of Utah. .... . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . 1 Chapter II. Mining Districts of Utah . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . |  | | Book (volume) | | fluorite (121.39 ct), Westmoreland, New Hampshire; blue fluorite (132.12 ct), Illinois; square cut particolor...amethsyt (78.70 ct), Hallelujah Junction, Nevada; blue, cushion cut topaz (25.30 ct), Ramona, California;...(25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...California. NECKLACE. Vivid blue matched benitoite gems from San Benito County, California, consisting of... Oregon; and three Montana sapphires, violetish blue (2.52 ct), yellow (4.17 ct), and pinkish purple |  | | Report (issue) | | Sequence Along Coal Creek to Idaho Springs Formation Front Range, Colorado By JOHN D. WELLS, DOUGLAS M. SHERIDAN...1. Index maps of the Coal Creek area, Eldorado Springs, Ralston Buttes, and Blackhawk quadrangles..-_________...Photomicrographs showing folded alinements in andalusite and cordierite. 12 4. Triangular diagram of Boulder Creek Granite...SEQUENCE ALONG COAL CREEK TO IDAHO SPRINGS FORMATION, FRONT RANGE, COLORADO By JOHN D. WELLS, DOUGLAS M. SHERIDAN...the high-grade metamorphic gneisses of the Idaho Springs Formation elsewhere in the Front Range. Accordingly |  | | Report (volume) | | it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...Indianapolis. Iowa.............. Prof. George F. Kay, Iowa City. Kansas............Prof. Erasmus Haworth, University |  | | Report (volume) | | Geology of the Eldorado Springs Quadrangle Boulder and Jefferson , Counties, Colorado C_-J / By JOHN D. WELLS...ILLUSTRATIONS Page PLATE 1. Geologic map of the Eldorado Springs quadrangle..___.__In pocket FIGURE 1. Index map...map showing location of the Eldorado Springs quadrangle. _ D3 2. Triangular diagrams showing mineralogical...GEOLOGY OF THE ELDORADO SPRINGS QUADRANGLE BOULDER AND JEFFERSON COUNTIES, COLORADO By JOHN D. WELLS ABSTRACT...ABSTRACT The Eldorado Springs quadrangle lies across the eastern margin of the Front Range immediately | | | Book (volume) | | fluorite (121.39 et), Westmoreland, New Hampshire; blue fluorite (132.12 et), Illinois; sqmu·e cue parricolor...amethsyt (78. 70 et), Hallelujah Junction, Nevada; blue, cushion cut topaz (25 .30 et), Ra1nona, Caufornia;...rhoColorado; eolorless scheelite (19.66 cc), Kern Cowny, California;...California. NECKLACE. Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of... Oregon; and three Montana sapphires, violetish blue (2 .52 et), yellow (4.17 et), and pinkish purple |  | | Report (volume) | | ............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Journal (article/letter/editorial) | | and genesis of. (Ilendricks, Ross). 683 Cerite, Colorado. (Ilanson, Pearce) 110 Chalcedony-fiIled spherulites...(Quinn). . . . 201 Cordierite, optic properties of, in relation to alkalies in the cordierite-beryl structure.... .. 237 293 Devilline. Diaboleite from Mammoth Mine, 605 Tiger, Ariz. (Palache).. . .... Diamond crystal...relations of repheline and albite Blue frorr in litchfieldite Mountain, Ont'... Fisher, D. J. Making crystal...associated with cordierite Optic proPerties of cordierite in relation to alkalies in the cordierite-beryl structure |  | Sheridan, Douglas M., Maxwell, Charles Henry, Albee, Arden Leroy, Van Horn, Richard (1967) Geology and uranium deposits of the Ralston Buttes district, Jefferson County, Colorado, with sections on Paleozoic and younger sedimentary rocks. Professional Paper 520. US Geological Survey doi:10.3133/pp520 | Report (issue) | | raniurn Deposits of the Ralston Buttes District Jefferson County, Colorado By DOUGLAS M. SHERIDAN, CHARLES H...veins on the of the Front Range west of Denver district flank of the geology of a east UNITED STATES...___________________________________ _ Rocks of the district ____________________________ --· __ Precn.mbrian...43 43 43 44 45 45 47 49 50 Page Rocks of the district-Continued Laramide intrusive rocks _______________________..._____________________________ _ 61 61 63 66 68 Idaho Springs-Ralston shear zone ___________ _ Structural features |  | | Book (volume) | | SOUTHWESTERN QUADRANT Arizona, Arkansas, California, Colorado, Louisiana, Nevada, New Mexico, Oklahoma, Texas...Allan W. Eckert Bayou Backwaters The King Snake Blue Jacket The Owls of North America The Conquerors...Southwestern Quadrant Arizoni, Arkansas, California, Colorado, Louisicna, Nevada, New Mexico, Oklahoma, Texas...treasured friend, Frank A. Greene, Jr. of Coal City, Illinois | ae a nem ee as - @ lan aus...Location Numbers Arizona Arkansas California Colorado 258 Louis B30 ana HOW TO USE THIS BOOK |  | | Report (volume) | | Advancement of Science A. I. M. E__.American Institute of Mining and Metallurgical Engineers Aardrijksk__. Aardrijkskundig...classn_____ classification Co_______. Company, County Coll______ Collections Conini_____ Committee Cominuii____...Direccion Dissert____ Dissertation dist_______ district distrib_____. distribution Div______ division...etc. Mimeo_____. Mimeographed Min_____ Mineral, Mining min. res____ mineral resources ig________ igneous...Mt________ Mount Mtg_______ Meeting Mtn______ Mountain Mts______ Mountains Mus______ Museo, Museum, |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...included contain such specific details as farm roads, mountain paths, stretches of stream beds, and easily identifiable...Maryland; Professor Richard Pearl of Colorado Springs, Colorado; and Professor Jack Hanahan of Belmont...reflects red wavelengths most readily, then the blue wavelengths. The result is red with a bluish cast...But with most minerals, color can be misleading. A blue crystal may be diamond, aquamarine, topaz, tourmaline |  | | Report (volume) | | Overlies Mallard Island Member; underlies Pick City Member 10. Type section: Riverdale Section, bluffs... 147 N., R. 84 W., 4 km N of Riverdale, McLean County, N. Oak. Named for Aggie Brown Coulee, which flows...NW1/4NW1/4SW1/4SW1/4 sec. 17, T. 85 N., R. 7 W., Linn County, Iowa. A-L Peak Rhyolite Oligocene 1. New Mexico...structures in the San Mateo Mountains, Socorro County, New Mexico: New Mexico Geol. Soc. Spec. Pub. 5...Mountains, 10. sees. 33-35, T. 4 S., R. 6 W., Socorro County, N.Mex. Anapra Sandstone 1. Early Cretaceous 2 |  | | Report (volume) | | Mines and Mining Research. Center for Geological and Mining Research]. Paris, France. Colorado State Univ...Univ. Agr. Expt. Sta. Gen. Ser.-Colorado State University Agricultural Experiment Station General Series...and Geology Bull. Idaho Bur. Mines and Geology County Rept.Idaho Bur. Mines and Geology Mineral Resources...Idaho Bureau of Mines and Geology Bulletin and County Report and Mineral Resources Report. Moscow, Idaho...-Iowa Geological Survey Water-Supply Bulletin. Iowa City, Iowa. Jamaica Geol. Survey Dept. Ann. Rept.-Annual |  | | Book | | stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...RANSOM 1875-1948 An to the Eastern '‘Schoolmarm” Mining Camps of the Old West I I a s I \ h K... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting |  | | Book (edition) | | PALEOZOIC and quartzite METAMORPHIC ROCKS Uinta Mountain Proterozoic ey, group REN Animas Trough metasediment...“%_ JrEoLocy of COLORADO SECOND EDITION Halka Chronic and Felicie Williams Mountain Press Publishing...Roadside Geology is a registered trademark of Mountain Press Publishing Company. Library of Congress...ion Data Chronic, Halka. Roadside geology of Colorado.—2nd ed. /Halka Chronic and Felicie Williams....0-87842-447-4 (pbk. : alk. paper) 1. Geology—Colorado. 2. Roads—Colorado. I. Williams, Felicie, 1953- II. Title |  | | Journal (article/letter/editorial) | | pohwatp@si.edu Muscovite Shannon Canyon, Inyo County, California R ocks are made up of minerals. Some...the littleknown locality of Shannon Canyon, Inyo County, California. The specimen is 3 × 4 cm and was collected...in tin-tungsten deposits (such as the Panasquiera mine) and is a constituent of granite, aplite, gneiss...liebenerite is found as an alteration product of cordierite, nepheline, staurolite, and feldspars. The fine-grained...from the Strickland quarry, Portland, Middlesex County, Connecticut. This is typical of the specimens |  | | Book | | enteri versity of Roches Harold L. Ailing's the mining distri* Adirondack Mou somed into a lifet New York...searching for silver near Lake Sanford in Essex County discovered magnetite in 1826, but an excess of...Rochester; the main Public Library of Buffalo and Erie County; and the Crandall Public Library (Holden Research...ciifce—Westchester County.................. Tne McLear pegmatite—5t. Lawrence County............................................................. Lyon Mountain.............................................. |  | | Report (volume) | | Geology and Hydrology, Front Range Urban Corridor, Colorado By FELICIE CHRONIC and JOHN CHRONIC GEOLOGICAL...Corridor. It was compiled at the University of Colorado, funded by the U.S. Geological Survey, and is...Petroleum Research Microfilm Library of the Rocky Mountain Region. Extensive use was made also of U.S. Geological...Institute bibliographies, as well as those of the Colorado Geological Survey. Most of the material listed...Federal Center, the Colorado Geological Survey office in Denver, the University of Colorado Library, or the |  | | Book | | 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN |  | | Report (volume) | | Institute of Arctic and Alpine Research. University of Colorado. Boulder, Colo. Arctic lnst. North America Research...(Geophysical Exploration). Geophysicists of Japan. Kawasaki City, Japan. Society of Exploration Cahiers Geographic... Ontario. Canada. Canadian Mining and Metall. Bull.- The Canadian Mining and Metallurgical Bulletin....Institute of Mining and Metallurgy. Montreal, Quebec, Canada. Canadian Mining Jour. - Canadian Mining Journal...Ill. Colorado School Mines Mineral Industries Bull. Industries Bulletin. Golden, Colo. Colorado School |  | | Book (volume) | | 5 = fii? i a j — » ya y _— ’* : i mine in. q)! Y eit iia -...Isle Royale National Park were rendered by Superintendent John G. Lewis and Park Historian Lloyd Abelson...Furcron, Chief Geologist of the Department of Mines, Mining and Geology; on the State of Michigan by Robert...was also supplied by Dowse’s Agate Shop, Salt Lake City, Utah, by William J. Bingham of St. Paul, Minnesota...Kobuk jade locality. Descriptions of San Diego County, California, gemstones and the mines in which they | | | Book | | farm above Keuka Lake in New York's Finger Lakes district. After attending Penn Yan Academy in nearby Penn...Harold L. Alling's geology students on a trip to the mining districts and the high peaks of the Adirondack...searching for silver near Lake Sanford in Essex County discovered magnetite in 1826, but an excess of...Rochester; the main Public Library of Buffalo and Erie County; and the Crandall Public Library (Holden Research...pegmatite-Westchester County .......... . The Mclear pegmatite-St. Lawrence County .......... . Minerals |
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