 | | Report (issue) | | Mineral Deposits of the Mountain Pass District San Bernardino County California GEOLOGICAL SURVEY PROFESSIONAL...Mineral Deposits of the Mountain Pass District San Bernardino County California By J. C. OLSON, D. R. SHAWE...foreword on History of the Discovery at Mountain Pass, California By D. F. HEWETT GEOLOGICAL SURVEY PROFESSIONAL...PROFESSIONAL PAPER 261 A geologic study of the district and its rare-earth-bear ing carbonate rocks. One...are given on radioactive minerals^ principally thorite and mona%ite UNITED STATES GOVERNMENT PRINTING |  | | Report (issue) | | fvpplement to MINERALS OF CALIFORNIA For 1955 Through 1957 California Division of Mines Supplement...MINERALS OF CALIFORNIA For 1955 through 1957 By JOSEPh t^4Ara^ % University of California, Los Ange...WEBB University of California, Santa (Barbara with INDEX TO MINERALS OF CALIFORNIA ARRANGED BY COUNTIES...ELIZABETH COLLINS California Division of Mines Supplement to Bulletin 173 California Division of Mines... LIBRARY LWIVERSITY OF CAUPORNI/. T~» A T7-TO San Francisco, 1960 OF ^^S^ !^< EDMUND G. BROWN |  | | Report (issue) | | MINERALS OF CALIFORNIA BULLETIN 1952 136 SUPPLEMENT DIVISION OF MINES FERRY BUILDING, SAN FRANCISCO...FRANCISCO 1952 MINERALS OF CALIFORNIA SUPPLEMENT TO BULLETIN By Joseph Murdoch • and Robert W. Webb 136...Bulletin 136 and Supplement No. 1 Descriptions of California minerals and mineral localities Bibliography...Bulletin 136, the current revision of Minerals of California was published, it was planned to issue, from...inspection and use. The amount of new literature on California minerals, and the number of new-found occurrences |  | | Report (volume) | | thorium and the rare earths. In this country, thorite is an important potential ore mineral of thorium...65 percent total rare-earth oxides plus thoria. Thorite is a silicate of thorium and contains from 25.2...percent thorium and as much as 9.0 percent uranium. Thorite or a hydrated thoritelike mineral is the main ore...Powderhorn districts of Colorado and the Lemhi Pass district of Idaho. It also occurs along with bastnaesite...bastnaesite in similar deposits in the Mountain Pass district of California. Bastnaesite was a mineralogic curiosity |  | | Journal (article/letter/editorial) | | scatteredareas: (1) Lemhi Pass, Montana-Idaho; (2) Diamond Creek, Idaho; (3) Hall Mountain, Idaho; (4) Wet Mountains...Mountains,New Mexico; (8) Gold Hill district, New Mexico; (9) Quartzite district, Arizona; (10) Cottonwood area...Utah; (12) Mountain Pass, California; and (13) Wausau, Wisconsin. Veins in these areas range in length...been identified in the veins in the 13 areas. Thorite is by far the most abundantthorium mineral. Monazite...are all extremely rare except in the veins at Mountain Pass, which contain substantialamounts of bastnaesite |  | | Journal (article/letter/editorial) | | Exploration in North America The Mountain Pass deposit, California Anthony N. Mariano1 and Anthony Mariano...in mineralogy and geology. The Mountain Pass carbonatite in California historically has been a major world...for HREEs but have rock past producer, Mountain Pass in California, is average total REE (ΣREE) grades running...to be attractive targets by Mountain Pass mine in California. Mountain Pass was for companies and investors...~1 wt% 1 48 Page Brook Road, Carlisle, MA 01741, USA E-mail: reomariano@aol.com to as high as 27 wt%. |  | | Journal (article/letter/editorial) | | 779 THE MOUNTAIN PASS RARE-EARTH CARBONATITE AND ASSOCIATED ULTRAPOTASSIC ROCKS, CALIFORNIA Stephen B...which contains the rare-earth orebody at Mountain Pass in California, is a moderately dipping tabular intrusion...abundant carbonatite and alkaline dikes. The Mountain Pass carbonatite and alkaline rocks lie in a narrow...mineralogically unusual. The mafic members of the Mountain Pass alkaline rock suite belong to the ultrapotassic...rocks, enriched mantle, Sulphide Queen, Mountain Pass, California. Sommaire La carbonatite de Sulphide |  | | Report (volume) | | Geological Survey office, Room 724, Appraisers Building, San Francisco, Calif. SL Geological Survey office, Room...of the Shinarump No. 1 uranium mine, Seven Mile Canyon area, Grand County, Utah: TEI-287, Jan. 11, 1954...Results of exploration at the Old Leyden coal mine, Jefferson County, Colo.: TEM-292, Mar. 30, 1953. D, GJ....N., The pegmatites of the Errington-Thiel mine, Elko County, Nevada: TEI-71, Dec. 28, 1949. Office of...geology of the phosphate deposits in the Centennial Range, Montana-Idaho: TEI-323, June 22, 1953. B, IM, SL |  | | Report (issue) | | East Mojave National Scenic Area, San Bernardino County, California by U.S. Geological Survey 1991 Open-File................................. 2 1 Van Winkle Mountain and vicinity....................................Hackberry Mountain, Woods Mountains, and Wild Horse Mesa................... 2 3 Piute Range, Castle Mountains.................... 3 3 Lanfair Valley and Piute Range...................................................Dad Mountain and Kelso Mountains............................................... 3 7 Clark Mountain Range |  | | Report (issue) | | Field Guide to Mountain Pass, California and the Searchlight District, Nevada by G. Nason, G. B. Haxel...will visit the Molycorp Mountain Pass Mine and surrounding region of California followed by a tour of the...the Searchlight District of Nevada. We wish to acknowledge the management of Molycorp for permission...to visit the mine and processing facilities and to thank Geoff Nason for leading the mine tour. We also...fascinating geology in the area surrounding the Mountain Pass Mine, and for coordinating important aspects of |  | | 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...mineral exhibit in in the Cali- San Francisco MINERALS OF CALIFORNIA CENTENNIAL VOLUME by JOSEPH (1866-1966)...Eleanor M. Learned BULLETIN California Division of Ferry Building, San 189 Mines and Geology Francisco |  | | Journal (article/letter/editorial) | | H., Nonfibrous ulexite from the Kratner District, California 169 Almond, H., with Smith, G. L., and Sawyer...borate district, California 1068 with Aller-r. R. D. Nonllbrous ulexite from the Krarner District, California...Amphibole paragenesis in the Bidwell Bar region, California, significance of (Compton). . Anstutz, G. C.... and MacNeil, tr'. S. Gorceixite from Dale 688 County,Alabama.... with Milton, C., and Ingram, B. Bismutoferrite...content of roscherite from the Sapucaia pegmatite mine, Minas Gerais, Brazil (Lindberg).. 82+ Bikitaite |  | | Report (volume) | | Cinder Cones Wilderness Study Area, San Bernardino County, California U.S. GEOLOGICAL SURVEY BULLETIN 1712-B...Cinder Cones Wilderness Study Area, San Bernardino County, California By HOWARD G. WILSHIRE, JAMES G. FRISKEN...RESOURCES OF WILDERNESS STUDY AREAS: CENTRAL CALIFORNIA DESERT CONSERVATION AREA DEPARTMENT OF THE...Cinder Cones Wilderness Study Area, San Bernardino County, California. U.S. Geological Survey Bulletin 1712-B...and mineral resources California Cinder Cones Wilderness. 2. Geology California Cinder Cones Wilderness |  | | Report (volume) | | Th) (Ti, Nb) 2 0 6 - - - - - - May be a high RE thorite or thorogummite - - - Also aeschynite - Poorly...VIMSa. Moscow, U.S.S.R. California Div. Mines and Geology BulL-State of California Department of Natural...Bulletin. San Francisco, Calif. California Div. Mines and Geology Mineral lnf. Ser.-State of California. Department...Service. San Francisco, Calif. California Div. Mines and Geology Spec. Rept.-State of California Department...Geology Special Report. San Francisco, Calif. California Div. Mines BulL-California Department of Natural |  | | Book | | . . . . . . . . . . . . . . . . . . . . . . . Thorite Veins and Breccia Pipes . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . Basin and Range Province . . . . . . . . . . . . . . . . . . . ...thori te Priorite, thorite, xenotime, thalenite Thorianite, cerianite, eschynite, thorite Monazi t,e, cheralite...Zirkeli te, clarkeite, al!a.ni te, chevkini te Thorite Thorite Radiobarite Radioca.lcite('?), radiofluorite(...beta-uranophane Renardite Monazite, cheralite, thorite, w·anophane, apatite, xenotime Thorogum1nite, apatite |  | | Journal (article/letter/editorial) | | IN MARIN COUNTY, CALIFORNIA Charles W. Chesterman Calif. Division of Mines, Ferry Bldg., San Francisco...occurrence of nephrite in northern California is in Marin County where it forms veins and lenses of variable...ANCHOR BAY, MENDOCINO COUNTY, CALIFORNIA Charles M. Gilbert University of California, Berkeley, Calif. A...(?) sandstone from Anchor Bay, Mendocino County, California, has been identified as laumontite by x-ray...RIVERSIDE COUNTY, CALIFORNIA Richard A. Hoppin Division of Geological Sciences, California Institute |  | | Report (volume) | | Description of the Thorium-Bearing Veins, Lemhi Pass Quadrangle, Idaho and Montana By MORTIMER H. STAATZ...veins in the northeastern part of the Lemhi Pass district J UNITED STATES GOVERNMENT PRINTING OFFICE...__________________________ Vitric tuff of Lemhi Pass .. --------------------------------------------...sections of the Lemhi Pass quadrangle, Page Lemhi County, Idaho, and Beaverhead County, Mont ..... Jn pocket...pocket FIGURE 1. Index map showing location of Lemhi Pass quadrangle and vicinitY------------------------ |  | | Book | | MINERALS OF CALIFORNlA 299" 257889 PEMBERTON' HOFE CALIFORNIA MINERALS 2995 SEP 1933 OINCO Digitized by...org/details/mineralsofcalifo00pemb MINERALS OF CALIFORNIA - MINERALS OF CALIFORNIA H. Earl Pemberton ~ VAN NOSTRAND...H. Earl, 1907Minerals of California. An updating of: Minerals of California: centennial volume, 1866-1966...index. 1. Mineralogy - California. 2. Mines and mineral resources - California. I. MUidoch, J oseph, 1890Minerals...1890Minerals of California. 11. Title. QE375.C32P45 549.9794 81-15963 ISBN 0-442-274882 AACR2 Preface |  | | Report (issue) | | placers of Idaho, veins and pipes in the Bokan Mountain district of Alaska, carbonatite dikes, and apatite-bearing...apatite-bearing iron deposits in the Mineville district of New York in the United States. 1980 CIRCULAR 824............ . Veins and Pipes in the Bokan Mountain District, Alaska ........................................ . Powderhorn District, Colorado ................. . Mountain Pass, California ....................Montana ................. . Ravalli County, Montan81- Lemhi County, Idaho .. Magnet Cove and Potash Sulfur |  | | Report (volume) | | Bureau of Economic Geology of Texas; L. T. Silver, California Institute of Technology; T. F. W. Barth, University...for convenience of the reader, are as follows: Range (millions of years) 0-200 200 1,700 1,700 4,000...different splits of zircon. The few determinations on thorite show a poorer agreement with cogenetic zircon....Mineral -80+400 Mesh size Creede quadrangle, San Juan Mountains, Golo. D. Gottfried,G. Phair. Piedra...series, San Critsobal quadrangle, San Juan Mountains, Colo. E. S. Larsen, Jr. Treasure Mountain rhyolite___ |  | | Report (volume) | | ...__. Analytical Chemistry ________________ California State Division of Mines Special Reports _......Calif.; 232 Appraisers Building, 630 Sansome Street, San Francisco, Calif.; 468 New Customhouse, Denver, Colo...Little Rock, Ark. CAFM California Division of Mines and Geology, Ferry Building, San Francisco, Calif. U...Continued GAIT Library, Department of Geology, California Institute of Technology, Pasadena, Calif. GALA...Inquiries Office, Room 232 Appraisers Building, San Francisco, Calif. CD U.S. Geological Survey Public |  | | Report (volume) | | deposit at Steenkampskraal, in the Van Rhynsdorp district, South Africa, provided most of the free world's...yielded 16,230.7 tons during 1953-56 (Pike, 1958). The mine closed in March 1959 but reportedly was reopened...and thorium-bearing minerals. Vein deposits of thorite are also potential sources of thorium. GEOLOGIC...investigators and compiled by Fleischer ( 1953), range from 0.00073 to 0.002 percent. The greatest part...accessory minerals such as apatite, sphene, allanite, thorite, monazite, and zircon, and some is deposited in |  | | Report (issue) | | ] \ I ^,_|^_g|g„gy. MMM STATE OF CALIFORNIA GOODWIN I. KNIGHT, Governor DEPARTMENT OF...DIVISION Director OF MINES FERRY BUILDING, SAN FRANCISCO OLAF San Francisco P. 11 JENKINS, Chief BULLETIN...BULLETIN December 173 MINERALS OF CALIFORNIA By JOSEPH MURDOCH University of Caliiomia, Los Angek...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 |  | | Report (issue) | | »,*,,..».,.. .,.,37 Structural features of the district ««*.*«****, «r«,****.***»*,?5 Faalts ,,.,.,.,...origin ,« with other areas Bibliography Plata 1* Clark Jfcuntaiii and Sulphide C^ieen sill from ayerdte...^ourrt&in Pass district -.10 3. //*»' « Generalised pro-Caisbrlaa geology, ^nntain ia district, , »......Pocket 4. Geologic mp of the leu&t&in ?aai» district »»».»... ..,* Pocket Roiuaded outcrops of gyerdts...Grasit© cf linaral Hill, fros west 6*, ilcuctain Pass district, aho^isg- distrlbotlcn o^ veins and carbonate | | | Book | | ^ '“ P r . . . I West Orange SOUTH SAN FRANCISCO PUBLIC LIBRARY 9048 00992838 7 257989 R q549...q549 PEMBERTON, H.E MINERALS OF CALIFORNIA P 2995 IpSl q 49 f 07. 257889 ^ pe B T 5 w! balJ E...org/details/mineralsofcalifoOOpemb MINERALS OF CALIFORNIA MINERALS OF CALIFORNIA H. Earl r i L ] Pemberton ...H. Earl, 1907Minerals of California. An updating of: Minerals of California: 1866-1966 / by Joseph Murdoch...Includes index. 1. Mineralogy -California. 2. Mines and mineral resources- California. I. Murdoch, Joseph, 1890Minerals |
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