 | | Journal (article/letter/editorial) | | pegmatite prospecting on Mount Antero, Chaffee County, Colorado, gives a detailed account of fine min...veins. This type includes the veins at the California mine in Browns Creek (Landes, 1934) and those along...amounts of gem-quality aquamarine were found in the California vein, including some by the writer. Locally these...these veins have concentrations of molybdenite, much of it spectacularly altered to brilliant canary-yellow...Lode) and Devils Hole, Fremont County; Crystal Mountain, Larimer County. B. Phenacite. Mt. Antero. C. |  | | Report (issue) | | nomenclature. 1. U.S. Geological Survey, Menlo Park, California. TABLE OF CONTENTS Introduction.............deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...in the Sierra Nevada, California (Clark, 1970); Klamath Mountains, California-Oregon (Hotz, 1971); and...of deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent...pyrite is the most abundant sulfide in mines California. Junner (1921) made the same mines in Victoria |  | | Journal (article/letter/editorial) | | view showing the Indian Queen mine ca. 1905 at Farlin, Beaverhead County. 208 ROCKS & MINERALS Downloaded...mines at Butte in Silver Bow County and the Black Pine mine in Granite County have produced many fine crystal...Beaverhead County, the pegmatites of Jefferson County, and the Snowbird mine in Mineral County continue...The Montana Gold Rush After giving up on the California gold rush, in 1852 a Canadian named Francois...Highlands Centennial Nugget in 1989 in Silver Bow County. The seventh largest gold nugget found in Montana; |  | | Journal (issue) | | COVELLITE crystal cluster, 3 cm across, From the Leonard mine, Butte, Montana. Frederick H. Pough collection;...the Butte mining camp, especially in the Kelley mine, was just full of vug holes . . . the holes, some...located in Butte, at the site of the old Orphan Girl mine. . . . So wrote a trainee miner, Jerry Dolph, concerning...an underground stope at Butte, Montana’s Kelley mine in the early 1970’s (Dolph, 1994). The wonderful...crystallized species, unusual associations, or individual mine localities. Similarly, the popular journals are |  | | Report (issue) | | Geology and Beryllium Deposits of the Lake George (or Badger Flats) Beryllium Area, Park and Jefferson t:-1... Geology and Beryllium Deposits of the Lake George (or Badger Flats) Beryllium Area, Park and Jefferson Counties...and representative mines _______________ _ Boomer mine area _____________________________ _ Rocks ____...Greisen ___________________________________ _ Boomer mine ______________________________ _ J & Sgroup ___...___________ _ Mary Lee mine area ___________________________ _ Mary Lee mine ____________________________ |  | | Report (issue) | | -----------------------------------------------------Boomer mine area -------------------~---------------------------Redskin...----------------------------------------------------~ary Lee mine area ------------------------------------------------Geology...anomaly ---------------------------------------------Badger Flats fault-zone anomaly ---------------------...6. Geologic and geochemical map of the ~ary Lee mine area ---------7. Geologic map of the Tappan ~ountain...analyses of veins, greisen, and granite, ~ary Lee mine area ---------------------------------3. Semiquantitative |  | | Journal (article/letter/editorial) | | the Butte mining camp, especially in the Kelley mine, was just full of vug holes . . . the holes, some...located in Butte, at the site of the old Orphan Girl mine. . . . So wrote a trainee miner, Jerry Dolph, concerning...an underground stope at Butte, Montana’s Kelley mine in the early 1970’s (Dolph, 1994). The wonderful...crystallized species, unusual associations, or individual mine localities. Similarly, the popular journals are...feet under the Butte Post Office, in the Steward mine, 1897. World Museum of Mining photo. Snowfall is |  | | Report (issue) | | MINERALS OF CALIFORNIA BULLETIN No STATE ; . .. : DlViSIi BUILDIN 113 COLLEGE OF AGRICULTURE...AGRICULTURE DAVIS, CALIFORNIA STATE OF CAUFORNIA DEPABTMENT OF NATURAL RESOURCES GEORGE D. NORDENHOLT, Director...MINERALS OF CALIFORNIA By ADOLF PABST Associate Professor of Mineralogy University of California BERKELEY...BERKELEY CALIFORNIA STATE PRINTING OFFICE GEORGE H. MOORE. State Printer SACRAMENTO. 51440 1938 TABLE...Letter of Transmittal 5 Map 6 Outline o['. California Preface 7 Introduction 11 Native Elements |  | | Journal (article/letter/editorial) | | Batholith Figure 5. Topaz from Crystal Park, El Paso County. Crystal is 3.1 cm tall. George and Betty Fisher...the United States, from Labrador to southern California, during this time (Reed, Bickford, and Tweto...from Helen Hunt Falls, Cheyenne Canyon, El Paso County. Top crystal is 1.1 cm on edge. Dan and Dianne...quartz from the Saint Peters Dome area, El Paso County. Crystal is 2.2 cm tall. Dan Kile and Dianne Kile...emplacements, one potassic, another sodic, El Paso County-East of Pikes Peak Several pegmatite mineral localities |  | | Report (issue) | | MINERALS OF CALIFORNIA THE GOLDEN BEAR The Golden Bear Nugget of Yankee is NUGGET said to have...found in the mining the nugget Jim, Placer County, California, in 1871 by a small girl in who town kept...are nuggets. The nugget was acquired by the California Federation of Minerologicol Societies insignia...in in the Cali- San Francisco MINERALS OF CALIFORNIA CENTENNIAL VOLUME by JOSEPH (1866-1966) MURDOCH...Ian Campbell and Eleanor M. Learned BULLETIN California Division of Ferry Building, San 189 Mines |  | | Report (issue) | | M^iajKaMVMtrVMMIMMVW^- 'Vv s > MINERALS Of CALIFORNIA BULl,ETIN N«, 91 issei0 BY rr: ^ ;wIFORNIA...BULLETIN [November, 1922 No. 91 Minerals of California $ BY ARTHUR S. EAKLE, Ph. D. Professor...Mineralogy, University of California COMPLIMENTS OF ^^^foyd Sc, c/iosty GIST CALIFORNIA STATE PRINTING OFFICE...Stephens, Governor of the State of California, Sacramento, California Sir: I have the honor to transmit...upon the minerals of California. This bulletin records our knowledge of California minerals to date, |  | | Journal (article/letter/editorial) | | at 04:13 19 December 2014 Mount Antero, Chaffee County, Colorado A s virtually every collector knows...some districts, such as those in San Diego County, California, and many of those in Minas Gerais, Brazil...premier aquamarine localities, Mount Antero, Chaffee County, Colorado, was highlighted by Jacobson and Lees... at Waterford, Oxford County; and the Square pit at Topsham, Sagadahoc County, Maine. Good crystals are...North Chatham, Carroll County, and the Sugarloaf Mountain area, Grafton County, New Hampshire. Other New |  | | Report (issue) | | ] \ I ^,_|^_g|g„gy. MMM STATE OF CALIFORNIA GOODWIN I. KNIGHT, Governor DEPARTMENT OF... Chief BULLETIN December 173 MINERALS OF CALIFORNIA By JOSEPH MURDOCH University of Caliiomia,...ROBERT W. WEBB University of California, Santa Barbara College Goleta, California Price $3.00 LIBRARY UNIVERSITY...Goodwin J. Knight Governor of ihe State of California Dear Sir: I have the honor to transmit herewith...JenlCalifornia, Chief of the Division of Mines. Minerals of California is one of the Division's |  | | Report (issue) | | DISTRICTS OF CALIFORNIA BULLETIN 193 California Division of Mines and Geology Sacramento, California, 1970...By William B. DISTRICTS OF CALIFORNIA Clark Geologist, California Division of Mines & Geology...Geology, Sacramento, California UNIVERSITY LIBRARY U.C DAVIS '~'^ JUL 'I 'i GOV INFO or"! BULLETIN 193...to the gold deposits in California. Although on treatise a vast California, there in of the knov/n...mention of gold California in was Las Sergus de Esplandian, a romance in which "California" was believed |  | | Journal (article/letter/editorial) | | EconomicGeology Vol. 76, 1981, pp. 874-897 Granite Molybdenite Systems FELIX E. MUTSCHLER, ERNESTG. WRIGHT,*...molybdenitesystems. A Petrologic Classification of Stockwork Molybdenite Systems In terms of sourcerock chemistry, orebody...molybdenumwasconcentrated.Thesetwo groups-- Granite molybdenite systems herereferredto asgranodiorite molybdenitesystems...source rocks which meet Tuttle Granodiorite molybdenite systems and Bowen's (1958) chemicaldefinition...WRIGHT,LUDINGTON,AND ABBOTT 8 z• GRANITE MOLYBDENITE 879 SYSTEMS T^•L•: 2. ChemicalAnalyses of |  | | Field Trip Notes | | MANAGEMENT º, ſº ºf | LIBRARY UNIVERSITY or California … • * * ** ROADSIDE GEOLOGY AND MINING ...field guide follows, with minor modifications, California Division of Mines and Geology Bullet in 141 which...adapted from the 1991 guide are noted by (91). All mine production values are from the 1941 or 1991 guides...average value of gold produced in California was $25.00 per ounce. California State Highway 49, variously know...Mariposa and to terminate at Georgetown in Placer County. It forms a more or less continuous belt of quartz |  | | Report (volume) | | Suffolk mine and Staatsburg Basin_-_-__------__------26. Map showing property boundaries and mine workings... fluorite, rhodochrosite, or gypsum. Sparse molybdenite and hubnerite are found at a few places. The...and the Iron Springs mining districts, San Miguel County, Colo., the area that lies between the San Miguel...for their assistance. The officials of the Alta mine supplied living quarters and maps to the members...Wood assisted in underground mapping at the Alta mine. Mayor Noyes of Ophir supplied information on the |  | | Report (volume) | | identified in Colorado-more than in any State except California. In addition to these true species, dozens of...order of decreasing value, these species are: Molybdenite Galena (including contained silver) Native gold...recently found in the Tenmile district, Summit County. In his booklet, which today would be classed as...feldspar, and mica, occur in some form in every county in the State. Among mineralogists, Colorado is...mineral belt that extends southwestward from Boulder County to the southern limits of the San Juan Mountains |  | | Book (volume) | | ..........................................49 California ..............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ......................................................................22 Arizona County Map ..................................................................45 Arizona – Yuma Co. Hull Mine Site Map ...................................... |  | | Journal (article/letter/editorial) | | l-Conti.nuetJ Mater'ial ARSENOPYRITE FeAsS MOLYBDENITE MoSs 15 specimens microvolt/o C. ref. Cu -265...variations has been attributed to impurities. In molybdenite the difference may have been due to the presenceof...Northport, Wash. Aspen, Colo., Argentiferous Gregory Mine, Colo. Hartz, Germany Siebengebirge, Germany Wallace...Kan. and Chalcopyrite Butte, Mont. Galena De Soto Mine, Nev. Franklin, N. J New South Wales Monte Poni...87947 81749 8r73r 8 17 1 8 Joplin Joplin Roach Mine Joplin St. Eulalia, Mexico Salchendorf, Westfalen |  | | Journal (issue) | | l)elamar Gold Mine, Lincoln County, Utah Bob Werner werner@lcturbonet.com The Delamar Gold Mine (fig.I) is...part of Lincoln Co., in southeastem Nevada. The mine is significant for a couple ofreasons. First, it...later, 1892, John Ferguson discovered the Magnolia Mine a short distance to the south. The silver camp of...town of Helene was platted next to the Magnolia Mine and the District was originally named after the...claims were staked that eventually became the Delamar Mine. The first ore found there was located by a group |  | | Book (edition) | | 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...Jefferson county; Helena, Montevallo, and Brierfield, Shelby county; and at Blocion. Bibb county. The Warrior |  | | Report (issue) | | INTERIOR GEOLOGICAL SURVEY MINERAL RESOURCES OF ELKO COUNTY, NEVADA By Roscoe M. Smith Prepared in cooperation...Cave Creek district ----Charleston district_--Coal Mine district~ Contact district Cornucopia district -...Illustrations . Plate 1. Mineral resources map of Elko County. Figure 1. Index-map of mining districts 2. Exploratory...petroleum, through 1973 9 Temperatures of some Elko County hot springs- -- 12 Distribution of mineral deposits...ELKO COUNTY, NEVADA By Roscoe M. Smith ABSTRACT Of the 66 named mining districts in Elko County, 56 have |  | | Report (volume) | | prospect 29 Breccia pipe deposits 30 Skyline mine 30 Blackjack mine 30 Chicago and Last Hope mines 31 Significance...mining district, within which only the White Pine mine, outside the study area, was producing ore during...Anomalously high uranium was found in water samples at Badger Creek (fig. 2, Joe. 15), Muskrat Creek Ooc. 19)...Montana. Skyline mine, fig. 2, Joe. 4) and the north margin (near and south of the Chicago mine, (Joe. 5)....respectively) do not appear related to any major mine. Aeromagnetic anomaly and rock magnetic data suggest |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . Falcon gold mine . . . . . . . . . . . . . . . . . . . . . . . ..... . .. . . . . . . . . . . . . . . . . McMillan Mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . .. Massey mine .. .. . . . . . . . ..... ... .. . . . . . . . ...Pronto uranium mine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cheney mine . . . . . . ...conglomerate) . . . . . . . . . . . . . . Havilah mine . . . . . . . . . . . . . . . . . . . . . . . . |
|
