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| SOUTHEASTERN ALASKA By A. F. BTJDDINGTON FIELD WORK Since 1921 the writer has been engaged in a study of the...the geology and mineral deposits of southeastern Alaska. The field work in 1921 and 1922 was devoted chiefly...chiefly to the Wrangell district. A part of the results have already been published,1 and a more complete...information, which, it is believed, is of immediate practical value to the mining industry. For this reason it...mapping of the geology necessary for a full understanding of the occurrence of ores in the district examined |
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| DEPARTMENT OF THE INTERIOR Roy O. West, Secretary U. S. GEOLOGICAL SURVEY George Otis Smith, Director...Bulletin 807 GEOLOGY OF HYDER AND VICINITY SOUTHEASTERN ALASKA WITH A RECONNAISSANCE OF CHICKAMIN RIVER ... ADDITIONAL COPIES OF THIS PUBLICATION MAY BE PROCURED FROM THE SUPERINTENDENT OF DOCUMENTS TJ.S.OOVERNMENT...________-______ _____________._-__.-___-__--__--_--_-_ Alaska.__-___-__---______-_-____-_-___--____-___-_-___-__-___..._-_-___--____.___-___-----__--_-General features of the relief----______-_---___-__------_-_-_ Streams |
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| Southeastern Alaska GEOLOGICAL SURVEY BULLETIN This report concerns work done on behalf of the U. S....permission of the Commission 1024-B Investigations for Radioactive Deposits in Southeastern Alaska By WALTER...GEOLOGICAL SURVEY OF ALASKA, BULLETIN 1954 1024-B This report concerns work done on behalf of the U. S....Energy Commission and is published with the permission of the Commission UNITED STATES GOVERNMENT PRINTING...OFFICE, WASHINGTON ; 1955 UNITED STATES DEPARTMENT OF THE INTERIOR Douglas McKay, Secretary GEOLOGICAL |
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| Index of Surface-Water Records to December 31, 1 963 Alaska Index of Surface-Water Records to December...December 31, 1963 Alaska By H. P. Eisenhuth Geological Survey Circular 516 Washington 1965 United States...States Department of the Interior STEWART L. UDALL, SECRETARY Geological Survey THOMAS B. NOLAN, DIRECTOR...Washington, D. C. 20242 Index of Surface-Water Records to December 31, 1963 Alaska By H. P. Eisenhuth INTRODUCTION...streamflow stations in Alaska for which records have been or are to be published in reports of the Geological |
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| Index of Surface-Water Records to September 30, 1967 Alaska GEOLOGICAL SURVEY CIRCULAR 585 0 Index... Index of Surface-Water Records to September 30, 1967 Alaska By H. P. Eisenhuth GEOLOGICAL SURVEY Washington...Washington J968 CIRCULAR 585 United States Department of the Interior STEWART L. UDALL, Secretary Geological...Washington, D.C. 20242 Index of Surface-Water Records to September 30, 1967 Alaska By H. P. Eisenhuth INTRODUCTION...streamflow stations in Alaska for which records have been or are to be publis'1ed in reports of the Geological |
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| Index of Surface-Water Records to September 30, 1970 Part 15.-Aiaska Index of Surface-Water Records...J 9 7J CIRCULAR 665 United States Department of the Interior ROGERS C. B. MORTON, Secretary Geological...Geological Survey, Washington, D.C. 20242 Index of Surface-Water Records to September 30, 1970 Part...INTRODUCTION This report lists the streamflow stations in Alaska for which records have been or are to be published...Survey Circular 585. It was updated by personnel of the Data Reports Unit, Water Resources Division, |
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| THE PARAGENESIS G. M. OF PYRRHOTITE. SCHWARTZ. •NXRO•)UCX•O•V. I• a discussionof ore minerals with...considered a definiteevidence of high temperature of formation,but its ease of alterationunder oxidizing...especially active. The abovestatement on the significance of pyrrhotitehas frequentlyrecurredto thewriter on observing...wherepyriteis earlierthanpyrrhotite in spiteof theindication of hightemperature by thelatter. Other oresshowpyrrhotitereplacedby...therealrelationship of pyrrhotiteto otherminerals,especially to pyriteandmarcasite. The occurrence of pyrrhotiteas |
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| SOUTHEASTERN ALASKA By A. F. BUDDINGTON INTRODUCTION In the Sitka district the continued operation of the Chicagoff...Hirst-Chicagof gold mines and the installation and operation of a new mill at the Apex-El Nido property in 1924,...prospecting for gold ores. In the Juneau district a belt of metamorphic rock, which extends from Funter...number of large, well-defined quartz fissure veins, was being prospected on the properties of the Admiralty-Alaska...Admiralty-Alaska Gold Mining Co. and the Alaska-Dano Co. on Funter Bay and of Charles Williams and others |
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| GEORGE M. OF NATIVE 1944 No. 6 GOLD. SCHWARTZ. ABSTRACT. An intensive review of the literature...literature as well as microscopic study of many ores showsthat gold occursmost frequently in direct contact with...minerals in the order, named: pyrite, arsenopyrite, galena, sphalerite, chalcopyrite, bismuth minerals, pyrrhotite...effectiveprecipitants of gold under natural conditionsalthoughthe possibilityof precipitation of gold by the host...associated minerals. The writerhasstudiedpolished surfaces of goldoresfor sometime but onlyrecentlyhastime permittedan |
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| Index of Metallic and Nonmetallic Mineral Deposits of Alaska Compiled From Published Reports of Federal...OFFICE, WASHINGTON : 1961 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL; Secretary GEOLOGICAL...1916Index of metallic and nonmetallic mineral deposits of Alaska, compiled from published reports of Federal...cm. (U.S. Geological Survey. Bulletin 1139) "List of reports cited": p. 345-363. 1. Mines and mineral...resources Indexes. 2. Mines' and mineral resources Alaska. I. Kachadoorian, Reuben, 1921-, rjoint author |
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| DEPARTMENT OF THE INTERIOR Ray Lyman Wilbur, Secretary U. S. GEOLOGICAL SURVEY George Otia Smith. Director...Director m 800 GEOLOGY AND MINERAL DEPOSITS OF SOUTHEASTERN ALASKA BY A. F. BUDDINGTON AND THEODORE CHAPIN... ADDITIONAL COPIES OF THIS PUBLICATION MAT BE PROCURED FROM THE SUPERINTENDENT OF DOCUMENTS U. 8. GOVERNMENT..._______________ Scope of report ___.__-_-____-__________-_--__-___-_________ Nature of the field work ____...____ ______________________________ Responsibility of authorship... ______________________________ Acknowledgments |
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| Metalliferous Lode Deposits of Alaska By HENRY C. BERG and EDWARD H. COBB . G E O L O G I C A L S...L E T I N 1246 A n inventory of the mines and )- grosfiects of Alaska and their ' f geologic settings...OFFICE, WASHINGTON : 1967 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL...Director Library of Congress catalog-card No. GS 67-279 For o l e by the Superintendent of Documents. U...-----------------------------1 Purpose and scope of report . . . . . . . . . . . . . . . . . . . . . |
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| United States Department of the Interior Geological Survey Mines, prospects and selected metalliferous...occurrences in the Bradfield Canal quadrangle, Alaska by R. L. Elliott and R. D. Koch U.S. Geological...occurrences in the Bradfield Canal quadrangle, Alaska By R. L. Elliott and R. D. Koch Introduction A...occurrences of metallic mineral commodities in the Bradfield Canal quadrangle of southeastern Alaska. This...This report is part of a geologic mapping and mineral resource assessment study of the quadrangle carried |
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| MINERAL RESOURCES OF ALASKA, 1925 MINERAL INDUSTRY OF ALASKA IN 1925 By FRED H. MOFFIT INTRODUCTION...INTRODUCTION This volume is the twenty-second of a series of annual bulletins 1 summarizing the results achieved...during the year in the investigation of the mineral resources of Alaska, describing the mineral deposits...statistics of mineral production.2 It has for its chief purpose the prompt publication of notes on the...the more important mining developments of the year and of the principal results of the field work carried |
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| CIRCULAR 396 INDEX OF SURFACE-WATER RECORDS TO SEPTEMBER 30, 1955 ALASKA ~OPERTY Of: U. S. GECJLCCICAL...FRANCISCO. CALIFO~NIA: I I· UNITED STATES DEPARTMENT OF THE INTERIOR Fred A. Seaton, Secretary GEOLOGICAL...SURVEY CIRCULAR 396 i INDEX OF SURFACE-WATER RECORDS TO SEPTEMBER 30,1955 ALASKA By E. G. Bailey Washington...Washington, D. C., 1956 INDEX OF SURFACE-WATER RECORDS TO SEPTEMBER 30,1955 ALASKA By E. G. Bailey EXPLANATION...reservoir stations in Alaska for which records have been or are to be published in reports of the Geological |
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| UNITED STATES DEPARTMENT OF THE INTERIOR Harold L. Ickes, Secretary GEOLOGICAL SURVEY W. C. Mendenhall...MINERAL RESOURCES OF ALASKA REPORT ON PROGRESS OF INVESTIGATIONS IN 1935 DEPARTMENT OF GFOL; OH 10 STATE...separate publication] Page (A) Mineral industry of Alaska in 1935, by P. S. Smith (published in March 1937)..._______ 185 Selected list of Geological Survey publications on Alaska..___0n back of plate 1 ILLUSTRATIONS...PLATB 1. Map of Alaska, showing areas covered by selected available reports and maps of Alaska.._-______----___________ |
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| Washington 1969 CIRCULAR 621 United States Department of the Interior WALTER J. HICKEL, Secretary Geological...______________________ _ Alaska __________________________ _ Southern Alaska Range ______________ _ Central...Central and eastern Alaska Range _______ _ B ttl s-Wis man sr n _______________ _ Eastern Brooks Range...belt, Fairbanks region ________________________ _ Hyder district_ _______________ ----Livengood district_...____________ _ Southeastern Alaska ________________ _ Talkeetna Mountains and central Alaska Range ________________________ |
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| UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY Regional geologic summary, metallogenesis...metallogenesis, and mineral resources of southeastern Alaska Henry C. Berg* Open-File Report 84-572 This report...standards and stratiaraphic nomenclature. 1 Anchorage, Alaska 1984 CONTENTS Page Abstract.................................................... 7 Organization of report................................................................................... 9 Summary of results......................................... |
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| Principal Gold-Producing Districts of the United States By A. H. KOSCHMANN and M. H. BERGENDAHL GEOLOGICAL...A description of the geology, mining history, and production of the major gold-mining districts in 21...OFFICE, WASHINGTON 1968 UNITED STATES DEPARTMENT OF THE INTERIOR STEWART L. UDALL, Secretary GEOLOGICAL...Director Library of Congress catalog-card No. GS 68-341 For sale by the Superintendent of Documents, U.S...ion of principal districts -------------Geologic relations ---------------------------History of gold |
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| DEPARTMENT OF THE INTERIOR UNITED STATES GEOLOGICAL SURVEY OCCURRENCES OF ZINC MINERALS IN ALASKA Compiled...give data, as of July 1, 1982, on localities where zinc minerals have been found in Alaska. References...occurrence is a summary of data in older reports and was compiled since 1975. Most of the summary reports...reports contain lists of the reports used in this compilation. Citations are in standard bibliographic format...the number of the report or map. Abbreviations used are: AOF, State of Alaska Division of Geological |
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| STATES DEPARTMENT OF INTERIOR GEOLOGICAL SURVEY Pb-isotope data base for sulfides from Alaska, March, 1987...Geological Survey standards and nomenclature. Any use of trade names is for descriptive purposes only and.................................. 1 Presentation of the Data...................................... 1...Bibliography -for Alaska. ........................... 3O ILLUSTRATIONS Figure 1. Regions of Alaska used in this...report.............. 2 Figure 2. Mining regions and districts of Alaska............. 3 TABLES Table 1 |
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| MINERAL RESOURCES OF ALASKA, 1927 MINERAL INDUSTRY OF ALASKA IN 1927 By PHILIP S. SMITH INTRODUCTION...mineral industry of Alaska has been one of the main contributors to the development of the Territory, if...attention to many of the problems relating to the industry. Through its studies of the distribution,...extent of ore deposits, the Geological Survey ha.s been able to keep those interested in mining developments...informed of the facts of significance to the prospector, the miner, or the business man. One of the phases |
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| foothills of the Alaska Range have been widely traversed by prospectors since the establishment of Fairbanks...1903 gold-placer mining commenced in the Bonnifield country, about 60 miles south of Fairbanks, and during...150 miles southwest of Fairbanks and 30 miles north of Mount McKinley, was an area of considerable activity...investigate the placers and also the deposits of lignitic coal of Cantwell River, which were visited by the...The sketch map (PI. IV), with the foot traverses of the party in the two regions added to the topographic |
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| UNITED STATES DEPARTMENT OF INTERIOR GEOLOGICAL SURVEY Mineralogic and Grade-Tonnage Information on...Geological Survey, Menlo Park, California. TABLE OF CONTENTS Introduction.............................Characteristics of deposits ........................................ 1 Definitions of deposit........................................ 2 Method of evaluation of ore minerals.......................... 3...3 Frequency, abundance and grouping of sulfides................. 4 Non-sulfides................... |
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| A THEORY OF MINERAL ORE SEQUENCE IN HYPOGENE DEPOSITS. MARK C. BANDY. (Continued from last number....... 546 565 568 568 THE PARAGENESIS OF VARIOUS CLASSES OF ORE DEPOSITS--THEIR VARIATION FROM AND...sequencesfor each classare given and the paragenesis of individualdepositsis discussed in some cases. The...this paper. Some of the data are taken from the literature but most are the result of the writer's studies...prejudiceshave undoubtedlyenteredthe work in many places. Many of the sequences were determinedbefore this theory was |
