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| Geology and Ore Deposits of the La Plata District Colorado By EDWIN B. ECKEL with sections by J. S. WILLIAMS...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund UNITED STATES...along the Animas River. _ _ _ Lithology in La Plata district _ _______ Permian system____________________________...along the Animas River._____ Localities in the La Plata quadrangle __ Collections from the Rico formation_____...its tributaries..__________ Localities in the La Plata quadrangle __ Interpretation of the Rico collections |
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| Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado GEOLOGICAL SURVEY --*_-...Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado By C. T. PIERSON, W. F. WEEKS...radioactivity in the metal-mining districts of the San Juan Mountains, Colorado, by C. T. Pierson, W. F..._______________ CeboUa district..______________________________ Upper Uncompahgre district. ______ _________________________...Uranium occurrences___________ ________ __ Bonanza district..____________________ ___________________ General |
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| 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 |
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| 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...Arkansas..........Dr. A. H. Purdue, Nashville, Tenn. California........Mr. William H. Storms, San Francisco....A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut |
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| ..........................................49 California ..........................................................................................59 Colorado ...............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map |
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| ....... California................................................................ 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 |
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| ..........................................39 California ..........................................................................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...pegmatites and ore-bearing veins. Prior to the California gold rush of 1849, this portion of Alabama experienced...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
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| ..........................................39 California ..........................................................................................47 Colorado ................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...pegmatites and ore-bearing veins. Prior to the California gold rush of 1849, this portion of Alabama experienced...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham |
 | | Journal (article/letter/editorial) |
| array of other minerals, as evidenced by this county-by-county description of localities. A R K A N S A...A S H A S A R I C H M I N E R A L and mining heri tage that started in the early 1800s with explorers...noting the minerals of Magnet Cove, continued with mining in north ern and western Arkansas and Magnet Cove...extensive collecting in Magnet Cove. In the 1900s, mining and minerals continue to play important roles in...the state, with obvious peaks in exploration and mining having occurred during World Wars I and I I . |
 | | Book (edition) |
| YEAR 1687"—DAVID T. DAY, CHIEF OF THE DIVISION OF MINING STATISTICS AND TECHNOLOGY WASHINGTON GOVERNMENT...and consump tion, or better and cheaper means of mining, extraction, and convey ance to market, may in...correspondence has been carried on with geologists, mining engineers, and other local authorities, and various...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 |
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| 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 |
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| .............................. 390 BIHAR MICA DISTRICT MOST IMPORTANT IN INDIA ............ 391 MT. PICO...Bottom Samples, by K . 0 . Emery; A Montana Corundum Mine, by H. E. Murdock; Some Minerals of the Galapagos...HISTORY AND REVIEW By A. Pabst, University of California, Berkeley, Califomia dinsds ; es· Y.' M. paz...Missouri, but in the very next edition (1850) California was included, even though 19 states remained...population 10 western Wisconsin ( in N ,W. Eau Clair County) on the east bank of the Chippewa River. A member |
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| Deposits Of the Lawson-DumontFall River District Clear Creek County Colorado By C. C. HAWLEY and FRANK BAKER...of the general geology and ore deposits of the district which forms the northwestern part of the important...section of the Lawson-Dumont-Fall River district, Clear County, Colo. 2. ~ap showing major faults (veins)...(veins) of the Lawson-DumontFall River district projected to a horizontal plane having an elevation of 8...PLATE 3. Map of the Lawson-Dumont-Fall River district, showing location of mines and distribution of |
 | | Corporate Document (Series) |
| Adelaide mine, Dundas {Photo: A Wright] Rear cover: Bismuthinite on quartz and siderite, Princess mine {Photo:...Mount Bischoff {Photo: A. Tuma] Siderite, Renison mine {Photo:]. Leeming] While every care has been taken... Acknowledgments Introduction ... ... Geology of Tasmania ... Mining in Tasmania ... William Petterd (1849-1910) and...and mine locations, Dundas mineral field Geology and major deposits, Heazlewood mineral district ......have been kept since almost the earliest days of mining (Petterd, 1894, 1896a, 1897, 1902 and 1910) and |
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| Forest Trails Arizona Gem Trails and the Colorado Desert of California High Tension (A Biography) Jay Ellis...\merica Alabama Alaska Arkansas Arizona California Colorado Connecticut Delaware Florida Georgia Hawaii...possible by Howard and Hazel Michael, of Y reka, California, who opened their home and rock museum to me...of commercial mining is also long, beginning with the Kenya opal mines of 4000 B.C. Mining began with gemstones...gemstones, instead of metallic ores, and mining for turquoise was enormously extended throughout the |
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| SOUTHWESTERN QUADRANT Arizona, Arkansas, California, Colorado, Louisiana, Nevada, New Mexico, Oklahoma...Southwestern Quadrant Arizoni, Arkansas, California, Colorado, Louisicna, Nevada, New Mexico, Oklahoma...eae ta - slactiy ten * ate cal —_ |™ ae Hea» La A. CONTENTS Volume 4A How to Use This Book ...Mineral Location Numbers Arizona Arkansas California Colorado 258 Louis B30 ana HOW TO USE THIS...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible |
 | | Journal (issue) |
| per copy. 1633 EAST WALNUT STREET PASADENA 4, CALIFORNIA. PHONt 5Y6-6423 OPEN ON FRIDAY AND SATURDAY ONLY...Rodeo—parade and rodeo events, Palm Springs, California. Feb. 4-5—llano Indian dances at Taos pueblo...Williams, Arizona. FIELD TRIP Feb. 14-15—Missionary district of Arizona of Episcopal church. Flagstaff, Arizona...Unknown Colorado Feb. 15—Turtle dance at Taos pueblo. New Mexico. Feb. 17-22 — Riverside County Fair and...Horse show each afternoon. At fairgrounds, Indio, California. HOOVER DAM AT NIGHT CALENDAR Feb. 11-12—Paradise |
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| predecessor organization, the Manhattan Engineer District ; and, to a lesser extent, by staff members of...United States. The pre-1940 history of uranium mining and geology is concerned largely with veins in...such areas as the Front Range mineral belt of Colorado; the Boulder batholith area, Montana ; the Sierra...Marysvale district, Utah. All the Western States, including Arizona, California, Colorado~ Idaho, Montana...comments on the history of uranium geology and mining. The other chapters deal principally with pertinent |
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| Pty Ltd, Hobart Cover photo: Crocoite, Adelaide mine, Dundas [Photo: A. Wright] Rear cover: Bismuthinite...Bismuthinite on quartz and siderite, Princess mine [Photo: A. Tuma] Cassiterite on quartz, Blue Tier [Photo:...Mount Bischoff [Photo: A. Tuma] Siderite, Renison mine [Photo: J. Leeming] While every care has been taken...Geology of Tasmania… … … … … … … … … … … … … … … … Mining in Tasmania … … … … … … … … … … … … … … … … William...areas in Tasmania … … … … … … … … … … Geology and mine locations, Dundas mineral field … … … … Geology |
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| Battery Street, New York, N. Y. San Francisco, California. THE MINES HANDBOOK BALL GRANULATORS For...so successful. Allis-Chalmers Manufacturing Co. Mining Machinery Dept. OFFICES For Canadian MILWAUKEE...Canada THE MINES HANDBOOK Meeting tbe Needs of Mine and Smelter Hundreds of plants on both American...service from Superior Jaw Crusher Worthington mining equipment the from the standpoint of first cost...most wear, Worthington meets the needs of the mining industries with a complete line of products, from |
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| N. Y. San Francisco, California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE • MILL SMELTER Embodying...Hydraulic TurbinpM MILWAUKEE, Metallurgical Machinery Mining Machinery Perforated Oil l-:imini-- Metals I'liiiiliini:...are getting the most in service from Worthington mining equipment — :the most from the standpoint of first...power consumption. Worthington meets needs of the mining industries with a complete line of products, from...Compressor NEW YORK Crushing Rolls Air Compressors Mine Pumps Ball Mills Blast Furnaces Oil Engines Screens |
 | | Journal (issue) |
| Lf, Qltunxdt By FRED H. RAGSDALE Los Angeles, California Winner of first prize in Desert Magazine's April...but plans to return to the desert and her Arizona mining claims as soon as the war is over and gold mines...of bees from such sources as rock crevices, old mining shafts and what-have you. My experience in the...DESERT, photo b y E d w a r d J. Fisher, Mojave, California. PHOTOGRAPHY First prize w i n n e r in April...g e NEWS Here a n d There on the Desert 29 MINING Briefs from the desert region 32 HOBBY G e |
 | | Report (issue) |
| (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur...earliest Jesuit missionaries sent back reports of la roche verle ( chrysocolla vein) seen running out...eventually led to one of the biggest and most important "mining booms" in this country's first century. Despite... the 1845 discovery of the Cliff Mine ( first in the world to mine native copper as its sole product)...instilled confidence in North Country mining and initiated the modern mining era. Choice 'Lake Copper' furnished |
 | | Report (issue) |
| PROSPECTS, LAWSON-DUMONT-FALL RIVER DISTRICT, CLEAR CREEK COUNTY, COLORADO By C. C. Hawley and Frank Baker...and summary of geology Production References cited Mine descriptions « Lawson area, north of Clear Creek...ClevelandC?) mine Flat Iron vein Mines east of Red Elephant Hill Central America (Tinker) mine-Comstock vein...Dexter mine i Johnson group Last Chance mine « r Little Giant mine Little Superior (Jack Rabbit) mine Orient...Orient mine Panama group ; Young America vein Mines west of Red Elephant Hill Amboy mine Girard mine Kanawha |
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| Established 1876. 12T CATHEDRAL SPIRES , COLORADO . THE MINERAL COLLECTOR. [Entered as Second-Class...and prehis toric race, have been located in Cook county, Minn., on the north shore of Lake Superior. In...and the discovery gives promise, of .activity in mining operations in that locality, for not only have...been discovered before is not strange, for Cook county is an almost isolated point of land, far from any...nearest of the seven newly discovered mines. Then the county is very hilly, rocky, and wild, with little fertile |
