 | | Report (issue) | | Geology and Ore Deposits of the Boulder County Tungsten District Colorado GEOLOGICAL SURVEY PROFESSIONAL... Geology and Ore Deposits of the Boulder County Tungsten District Colorado By T. S. LOVERING and OGDEN TWETO...State of Colorado through the Colorado Geological Survey Board and the Colorado Metal Mining Fund UNITED...__________________________ Principal rocks of the district.________________________ Pre-Cambrian rocks__...Lithology and petrography.______________ Quartz-biotite schist and gneiss. ______ Quartzite_ ________________________ |  | | Report (volume) | | Director Bulletin 922-F TUNGSTEN DEPOSITS OF BOULDER COUNTY, COLORADO BY T. S. LOVERING Prepared...Prepared in cooperation with the COLORADO METAL MINING FUND and the COLORADO GEOLOGICAL SURVEY BOARD Strategic...of the district....... ILLUSTRATIONS Page Plate 24. Map showing location of Boulder County tungsten...........In pocket 25. Geologic map of Boulder County tungsten belt and adjacent area...................Figure 25. Ferberite concentrates produced in Boulder County 1900-1938................. 136 26. Diagram |  | | Report (volume) | | OT1S SMITH, DIRECTOR .jf \ BULLETIN 583 ' ' COLORADO FERBERITE AND THE WOLFRAMITE SERIES A r* i BY............. 8 Geography and geology of the Boulder district........................... 8 Occurrence, vein........ 38 CRYSTALLOGRAPHY OF FERBERITE FROM BOULDER COUNTY, COLO., by Waldemar T. Schaller.............. CONTENTS. CRYSTALLOGRAPHY OF PERBERITE PROM BOULDER COUNTY, COLO. Continued. Discussion of the prism zone...inclosing finely brecciated pegmatite, from the Conger mine, Nederland, Colo.... II. Brecciated granite and |  | | Report (issue) | | Geology and Ore Deposits of the Front Range Colorado By T. S. LO\'ERING and E. N. GODDARD GEOLOGICAL...cooperation with the Colorado State Geological Survey Board and the Colorado Metal Mining Fund ~ oopr is...__________________________________________ _ 1 Summary of mining districts---.---------------------Introduction..._ Quartz diorite and associated hornblendite_ Boulder Creek granite _________________ _ Pikes Peak granite...Pre-Cambrian deposits _________________________ _ Mine descriptions __________________________ _ 39 39 |  | | Report (volume) | | GEORGE OTIS SMITH, Director Bulletin 652 4 "^ TUNGSTEN MINERALS AND DEPOSITS BY FRANK L. HESS WASHINGTON...concerning tungsten......................................... 7 Survey publications on tungsten....................................................... 9 Tungsten.................................................15 Forms in which tungsten is found...................................... 18 Tungsten minerals.........................'........................... 35 Tungsten deposits..................................... |  | | Journal (article/letter/editorial) | | next issue of R & M. Colorado—Dr. C. N . Eddy, National State Bank Bldg., Boulder, Colo., sent R & M a...crystallized ferberite from the Conger Mine, near Nederland, Boulder Co., Colo. It is good to know that...available from this noted tungsten area. Prof. Richard M. Pearl. Colorado Co'le*>e, Colorado Springs, Colo., sent...muscovite) obsidian and gold??? Who would suppose that Colorado, the most mountainous state of the Union, contains...Can anyone supply information on the occurrence? District oí Columbia—On a recent visit to Washington, the |  | | Report (issue) | | AND TECH NICAL STAFF OF THE IMPERIAL INSTITUTE TUNGSTEN ORES BY R. H. RASTALL, M.A., F.G.S. .. UNtV...HATCH, F.G.S., Consulting Mining Engineer; Past President, Institution of Mining and Metallurgy. Captain...Empire. No attempt has been made to give details of mining or metallurgical processes. HARCOURT, December...Mineral Resources Committee. CONTENTS CHAPTER I TUNGSTEN ORES : THEIR OCCURRENCE, CHARACTERS AND USES ... PAGE I CHAPTER II SOURCES OF SUPPLY OF TUNGSTEN ORES (a) BRITISH EMPIRE: Europe: United Kingdom |  | | Journal (issue) | | For August, 1935 __ __ ,,. PAe& The Boulder, Colorado, Tungsten Area. By Ronald L. Ives ........ 113........................ 12 3 Lake City Mining District, Colorado. By David Seaman ........... 124 Club...50 The Boulder, Colorado, Tungsten Area By RONALD L. IVES Since the early days of placer mining mation...mation is pre-Cambrian, with three, in Colorado, those who panned the and possibly four mineralizations, the...creeks of the high couutry in Boulder last being Tertiary. The tungsten minCounty ,vere annoyed and irritated |  | | Report (volume) | | Uranium Deposits of the Caribou Area, Boulder County Colorado GEOLOGICAL SURVEY BULLETIN This report...Uranium Deposits of the Caribou Area, Boulder County Colorado By F. B. MOORE, W. S. CAVENDER, and' E..._________________ . Idaho Springs formation --______________ Boulder Creek granite____..________________ _ Caribou ...Uranium-bearing lead-silver veins___________________ Mine descriptions_____________________________________________...mines______________ ____________________ _ Caribou mine,_____--_--_____________________________ No Name |  | | 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 |  | | Report (issue) | | Red-weathering, poorlysorted pebble, cobble, and boulder synorogenic conglomerate. Locally contains large...minor beds and lenses of pelitic schist. Lower half is mostly pelitic schist with many thin interbeds of micaceous...containing cobbles of quartzite, granite, gneiss, schist, and marble. Diamictite unit shown on map is divided...part Chiefly black, amphibolite-facies pelitic schist with minor beds of micaceous quartzite and white... M. P., 1963, Volcanic geology of western Juab County, Utah: Utah Geological Society Guidebook to the |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . Bonanza mine, T~te Jaune Cache, B. C . . . . . . . . . . . .... . . . . . . . ·.. White Creek, East Kootenay district, B. C. . ........... Skoakumchuck Creek, East........ : ....•........... Yellowknife-Beaulieu district, Northwest Territories ... Prelude Lake area ...................... Lac de Gras - Aylmer Lake district, Northwest Territories . . . . . . . . . . . ...Herb Lake district, Man. . . . . . . . . . . . . . . . . . . . . . . . . . . . Green Bay Mining and Exploration |  | | Report (volume) | | 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...(all types) Crushers Crushing Rolls NEW YORK Mine Pumps Oil Engines Sampling Machinery Screens Stamp |  | | Report (volume) | | History of mining _ ____..________________ Production ______________________________________ Mining districts...Tertiary lake beds _ _ Ore deposits _ ____ United Verde mine _ ___ _ _ _ Location ____ _ ___________ _______...copper Smelting operations________________________ Mine water_____________________________ Geology____...deposit ______________________ United Verde Extension Mining Co_________________ Location and history ____________________... CONTENTS V Detailed descriptions Continued. Verde district Continued. Page Jerome-Verde Development Co 88 |  | | Book | | mid-1957, of vvhich 70% is in New Mexico, 16% in Colorado, Utah, and Arizona, and 8% in Wyo1ning. These...doubtless the U.S.S.R., likewise established uranium mining industries. These efforts in the Reid and in the...siliceous and Ruoritic types, and the oxidized Colorado Plateau deposits are desc1ibed vvith those that...origin, e.g., Blind River, \i\litwatersrand, and Colorado Plateau. The writer has attempted to present equitably.... . . . . . . . . . . . . . . . . . . . . . . Colorado Plateau . . . . . . . . . . . . . . . . . . . |  | Finch, John Wellington, Bateman, Alan M., Butler, B. S., Loughlin, G. F., McLaughlin, D. H., Singewald, J. T. Jr. - Eds. (1933) Ore Deposits of the Western States. The American Institute of Mining and Metallurgical Engineers, New York. | Book | | uccessor in interest, the American Institute oC Mining and M etallurgical Engineers has made a grant from...attended his efforts- not the spectacular success of a mining executive, but the more lasting success in the...spontaneous movement arose among geologists and mining engineers to express in some appropriate fashion...Board of Directors of the American Institute of Mining and Metallurgical Engineers elected him to H onorary...that would touch wider circles, was desirable. The Mining Geology Committee of the A.I.M.E. undertook to |  | | Book (volume) | | instance, a single Spodumene crystal from the Etta Mine near Keystone on the east side of the Mount Rushmore...of Beryllium, Cesium, Lithium, Tantalum, Tin, Tungsten and Uranium has come only from the core of the...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 |  | | Report (volume) | | 1904. Minneapolis, Minn. American Institute of Mining Engineers: Transactions, vol. 34, 1904, and advance...Canada. Canadian Mining Institute: Journal, vol. 6, 1904. Ottawa, Canada. Canadian Mining Review, vol. 23... Ohio. Colorado School of Mines: Bulletin, vol. 2, nos. 2 and 3, 1904. Golden, Colo. Colorado Scientific...Colo. Colorado, University of: Studies, vol. 1,1902-1904; vol. 2, nos. 1 and 2,1904.. Boulder, Colo....nos. 1-4, 1904. Chapelhill, N. C. Engineering and Mining Journal, vols. 77 and 78, 1904. New York, N. Y |  | | Report (volume) | | California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE • MILL SMELTER Embodying recent developments...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 |  | | Report (issue) | | hematite coating. Faraday Mine, Lots 16 and 17, Con. XI, Faraday Township, Hastings County, Ontario. ROM:M31141...also prospec tors and the exploration staffs of mining companies working in Ontario. This project was...Districts previous to the development of Regional and District Municipalities. West Half. . . . . . . . . . ... Districts, Regional Municipalities (RM), and District Municipalities (DM) . . . . . . . . . . . . ....localities under each species are broken down by county (or district), township, con cession, and lot, and finally |  | | Report (issue) | | ARIZONA LODE GOLD MINES AND GOLD MINING by Eldred D. Wilson, J. B. Cunningham, and G. M. Butler Bulletin...Arizona Tucson ARIZONA LODE GOLD MINES AND GOLD MINING by Eldred D. Wilson, J. B. Cunningham, and G. M...Mines Bulletin No. 137, ARIZONA LODE GOLD MINES AND MINING, was originally issued in 1934 in response to the...and, in view of the restrictions placed on gold mining during the war, it was not considered necessary...which deals with the laws and regulations governing mining, however, have been deleted, inasmuch as many of |  | | Report (volume) | | Washington. A. I. M. E. Trans.-American Institute of Mining and Metallurgical Engineers Transactions. New York...Institute of Mining , and Metallurgy Transactions. Montreal. · Canadian Min. Met. Bull.-Canadian Mining and Metallurgical...Bulletin. Montreal. Canadian Min. J our.-Canadian Mining Journal. Gardenvale, Quebec. Carnegie Inst. Washington...Mines Quart.-Colorado School of Mines Quarterly. Golden, Colo. Colo. Sci. Soc. Proc.-Colorado Scientific...Colo.-Wyo. Acad. Sci. Jour.-Colorado-Wyoming Academy of Science Journal. Boulder, Colo. Compass-The Compass |  | | Report (issue) | | GEOLOGY OF MILLARD COUNTY, UTAH by Lehi F. Hintze and Fitzhugh D. Davis Cover photo: East face of...detailed studies of these resources including mining district and field studies; develops computerized resource...Printed on recycled paper 3/03 Geology of Millard County, Utah iii Frontispiece. Northern House Range...Geological Survey Field Records Library, Denver, Colorado. iv Utah Geological Survey FORWARD by Lehi...the non-geologist to the rich geology of Millard County, but also to provide professional geologists with |  | | Report (issue) | | A.R.S.M., MINERAL RESOURCES No. 15. THE TUNGSTEN-MINING INDUSTRY IN NEW SO'UTH WALES. BY J. E....A.R.S.M., MINERAL RESOURCES No. 15. THE TUNGSTEN-MINING INDUSTRY IN NEW SOUTH WALES. BY J. E. CARNE...a Mining Industry Government This work in New South Wales, by Mr. pamphlet on the Tungsten J....E. Came, F.G.S., Assistant Geologist. is Tungsten (No. really a third edition of 2 of the and...information which will found useful by those engaged in mining for Wolfram and Scheelite. considerable amount |  | | Journal (issue) | | Marvin Hanner Additions to the Ore Mineralogy of Colorado.................................................by Donald Grybeck Crystallized Minerals of the Colorado Mineral Belt....................................cutting an interbedded quartzite and calc-silicate schist of the Grenville series. T he first crystals were...had achieved considerable fame, and the right to mine diopside was obtained that year by G eorge L. English...thereafter. In 1971 both the land and the right to mine diopside were purchased by the present owners, Schuyler |
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Conger Mine, Boulder County Tungsten Mining District, Boulder County, Colorado, USA