 | | Report (volume) |
| Placer Deposits of Alaska By EDWARD H. COBB GEOLOGICAL SURVEY BULLETIN 1374 An inventory of the...the placer mines and prospects of Alaska, their history and geologic setting UNITED STATES GOVERNMENT...and method of presentation __ Definitions _-____ Alaska Peninsula region Aleutian Islands region ________...Anchorage district _ Redoubt district ___-_ _ Valdez Creek district __ _ Willow Creek district Yentna district...district _____________ _ ____ __________ _____ Copper River region __ _ _ _ Chistochina district Nelchina |
 | | Report (issue) |
| INTRODUCTION. The northern foothills of the Alaska Range have been widely traversed by prospectors...supply point. In 1903 gold-placer mining commenced in the Bonnifield country, about 60 miles south of...area are the Alaska Range and the Tanana Flats. The Alaska Range in this, part of Alaska trends round...almost constant torment. The bed rock of the Bonnifield and Kantishna regions includes highly metamorphosed...just south of Healy Creek, and extends northeastward to the south of the Bonnifield region; the slates |
 | | Report (issue) |
| - Mineral Resources of Alaska ; 1959-63 * ________________-^ GEOLOGICAL SURVEY This bulletin was printed...McKinley quadrangle, Alaska, by John C. Reed, Jr. Geology of the Craig quadrangle, Alaska, by W. H. Condon...Geology of the Freshwater Bay area Chichagof Island, Alaska, by Robert A. Loney, William H. Condon, and J....North Bradfield River iron prospect, southeastern Alaska, by E. M. MacKevett, Jr., and M. C. Blake, Jr....of the Sumdum copper-zinc prospect, southeastern Alaska, by E. M. Mackevett, Jr., and M. C. Blake, Jr. |
 | | Report (issue) |
| Development Division of Mining & Water Management FRONT COVER Top: Ryan Lode Mine gold recovery plant and...investigates a silver prospect in the Chulitna mining district during a DGGS mapping project in July 1997...to follow up recently-flown geophysical surveys. Denali is in the background. Photo by K.H. Clautice. ...(left) and Jim Vohden (right) of the Alaska Division of Mining & Water Management, and Bronwen Wang of...zone on face in the Greens Creek Mine on Admiralty Island west of Juneau, Alaska. Photo by Jan Nauman. GEOLOGY |
 | | Report (volume) |
| QuadraQgle, Alaska Interpretation of Reconnaissance Geochemical Data from the Healy Quadrangle, Alaska By THOMAS...reconnaissance geochemical data from the Healy quadrangle, Alaska I by Thomas D. Ught, Richard B. Tripp, and Harley...no.: I 19.3:1894 1. Geology-Alaska-Healy Region. 2. Geochemistry-Alaska-Healy Region. I. Tripp, A. B...of geochemical data from the Healy quadrangle, Alaska. CONTENTS Introduction 1 Regional geologic setting...Big Grizzly Creek area 9 Tertiary Nenana Gravel and coal-bearing rocks 9 Chulitna district 9 10 Honolulu |
 | Dusel-Bacon, C., Foley, N. K., Slack, J. F., Koenig, A. E., Oscarson, R. L. (2012) Peralkaline- and Calc-Alkaline-Hosted Volcanogenic Massive Sulfide Deposits of the Bonnifield District, East-Central Alaska. Economic Geology, 107 (7) 1403-1432 doi:10.2113/econgeo.107.7.1403 | Journal (article/letter/editorial) |
| Massive Sulfide Deposits of the Bonnifield District, East-Central Alaska Cynthia Dusel-Bacon,1,† Nora K...(VMS) Zn-Pb-Cu-Ag-Au deposits of the Bonnifield mining district formed during Late Devonian-Early Mississippian...western edge of Laurentia. The largest deposits, Dry Creek and WTF, have a combined resource of 5.7 million...mudstone of the Mystic Creek Member of the Totatlanika Schist Formation. Mystic Creek meta rhyolite and...and alkali basalt (Chute Creek Member) constitute a bimodal pair that formed in an extensional environment |
 | | Report (issue) |
| MINERAL RESOURCES OF THE REGION TRAVERSED BY THE ALASKA RAILROAD. By STEPHEN R. CAPPS. INTRODUCTION. ...bridge across Tanana Kiver, in March, 1923, the Alaska Railroad, begun in 1915, was opened for direct...Pacific coast, and Fairbanks, in the heart of central Alaska, a distance of 468 miles (fig. 1). Rarely has ...showing location of the region traversed by the Alaska Railroad. the construction of a railroad of this...in transporting pas73 74 MINERAL RESOURCES OF ALASKA, 1922. sengers and freight to the basins of these |
 | | Report (issue) |
| Nenana River eastward about 18 miles and from Healy Creek northward about 22 miles and lies approximately...accompanying map, PI. XVII.) The mouth of Hoseanna Creek is about 50 miles south of the new town of Nenana...the mouth of Moose Creek and 8£ miles below the mouth of Hoseanna Creek. No lode mining has been done...is gold bearing is reported from Fourth of July Creek about half a mile above its mouth. A stibnite lode...lode was located a few years ago on Cody Creek in the SE. | sec. 8, T. 11 S., R. 7 W., and in 1916 was |
 | | Report (issue) |
| developed, the deposit will be mined by underground mining methods. The deposit is part of lands owned by...placer gold mine operations on the Eureka and Mary's bench depositsin the Koyukuk-Nolan district of northern...northern Alaska. The center nugget weighs 41.35 ounces (1,286 grams) and is unofficially the tenth largest...by Tom Bundtzen) Top right: The Valdez Creek placer gold mine, 50 miles (80 kilometers) east of Cantwell...Cantwell, has been Alaska's largest gold mine for ten of the last eleven years, and it is one of the largest |
 | | Report (issue) |
| LODE MINING AND PROSPECTING ON SEWARD PENINSULA. By J. B. MERTIE, Jr. INTRODUCTION. The lodes of Seward...most part undeveloped. The Big Hurrah mine, in the Solomon district, produced gold from 1903 to 1907 but...been made from the Sliscovich mine, on Manila Creek, in the Nome district, but these were more in the nature...development is still in the stage of prospecting. Lode mining of some of the semiprecious and base metals, however...GOLD. SLISCOVICH. The Sliscovich mine, near the head of Manila Creek, has been described in some detail |
 | | Report (issue) |
| AND VICINITY KANTISMA DISTRICT, ALASKA BY FRANCIS G. WELLS Investigations in Alaska Railroad belt, 1931...____________________________________________ Birch Creek schist__-__..__..______..-_._____-____.._-_._______...___________-______-__.__-...._-_..____..__ History of mining.____________________________________________ Character...Geologic map of Eureka and vicinity, Kantishna district. _ In pocket 29. Sketch map of lode claims in...FIGURE 1. Index map showing areas investigated in Alaska Railroad belt, 1931--_---_------------------------------------viz |
 | | Report (issue) |
| NOBTHEKN KOYUKUK VALLEY, ALASKA BY ROBERT MARSHALL Mineral resources of Alaska, 1931 (Pages 247-256) ...conducting investigations of the mineral resources of Alaska, about one half of the Territory has been surveyed...observations regarding the physical features of this district and has coordinated them with the facts hitherto...publication. 11011 34 1 247 248 MINERAL KESOUECES OF ALASKA, 1931 INTRODUCTION The Koyukuk River, which is...the great U-shaped valleys at the head of Ernie Creek, the North Fork, and Clear River are not a whit |
 | | Report (issue) |
| Division of Mining & Water Management FRONT COVER Top left: From late 199] to 1993 Cambior Alaska Inc. constructed...Phase one channeled the stream around the open-pit mine operations. During the stream diversion the company...flow, and fish populations. When the mine closed, Valdez Creek was diverted back to its original location...excavation work on Pit A-8 of Valdez Creek gold mine operated by Cambior Alaska Inc. as it appeared in early...early August 1994. From 1984 to 1995 Cambior Alaska and previous operators produced 459,162 ounces (14,279 |
 | | Report (issue) |
| INTRODUCTION. Eleven parties were engaged during 1917 in Alaska surveys and investigations. The length of the field...Service, stream gaging was continued in southeastern Alaska. In 1917 the entrance of the United States into...the construction of the Government railroad in Alaska gave more than ordinary importance to the collection...geographically, two parties worked in southeastern Alaska, two on Prince William Sound, and one in the region...Government railroad. 3 4 MINERAL EESOURCES OF ALASKA, 1917. The following tables show the allotments |
 | | Report (issue) |
| HAKEINGTON. SUMMARY OF MINING OPERATIONS. t A resume of the history of tin mining in Alaska up to 1914 has been...his report. Stream tin was first found on Buhner Creek, a tributary of Anikovik River, in 1900, and there...there has been some production of cassiterite. from placer operations in the York region since 1902. In...In 1911 a dredge was installed on Buck Creek which has been in operation each season since. Two dredges...River in 1914 for the recovery of both gold and cassiterite but were operated only during that and the following |
 | | Report (volume) |
| Metalliferous Lode Deposits and Placer Districts of Alaska By WARREN j. NOKLEBERG, THOMAS K. BUNDTZEN, HENRY...metalliferous lode deposits and placer districts of Alaska. U.S. Geological Survey Bulletin 1786 Bibliography...No.: 119.3:1786 1. Placer deposits-Alaska. 2. Ore deposits-Alaska. I. Nokleberg, Warren j. II. Series...COVER Mill buildings at Kennecott, Alaska. The Kennecott district Cu-Ag mines in the Wrangell Mountains...deposit description for Kennecott district (number 30 for southern Alaska). Copyrighted drawing used by permission |
 | | Report (issue) |
| general way the 1 Hcrron, J. S., Explorations in Alaska, 1899: War Dept., Adjt. General's Office, No. 31...1-77, maps, 1901. 211 212 MINERAL RESOURCES OF ALASKA, 1915. Yukon-Kuskokwim divide. A pack train of...and then in a general southerly direction to the Alaska Range. The drainage of the upland area northeast...of large southerly tributaries that head in the Alaska Range. It is said to be navigable for launches...been shown hitherto on the maps of this part of Alaska and has been known only to the natives and a very |
 | | Report (issue) |
| MINING ON SEWARD PENINSULA. By GEORGE L. HARKINGTON. PLACER MINING. SUMMARY OP MINING CONDITIONS. During...Seward Peninsula were generally favorable for placer mining until the later part of September and the first...dredges and a few of the larger plants continuing mining after that date and most of the latter working...recovered through some of the various methods of placer mining. No information was ob tamed regarding the saving...as in previous years as a by-product of placer mining for gold. Difficulty had been experienced in marketing |
 | | Report (issue) |
| MINING IN NORTHWESTERN ALASKA. By S. H. CATHCART. INTRODUCTION. The season of 1918 was the most unfavorable...unfavorable for placer mining that the Seward Peninsula has experienced. Several factors combine to account...Solomon Eiver district frost as deep as 10 feet was reported, and in the Council City district frost was... fuel, and foodstuffs was felt severely in all mining operations. It is estimated that the cost of production...arrival of the first boat until June 25. Ditch and creek waters froze October 3, and the first 6 inches of |
 | | Report (issue) |
| RUBY-KUSKOKWIM REGION ALASKA BY J. B. MERTIE, Jr. Mineral resources of Alaska, 1933 (Pages 115-245)...________-_______-__-____---__-_____--__________-___ Ruby district._______-___-____--._-_--.-__---_--__._______ Ruby...area____-______.__--_-___--__-_-___-_________ 145 Long Creek and Bear Gulch..____________________ Fifth of July...______________________ Greenstone Creek.._______._________._._-_._.___._ Monument Creek.______________________________...Meketchum Creek._______________________________ Trail Creek____.________________________ Flint Creek and tributaries |
 | Nokleberg, W.J., Bundtzen, T.K., Berg, H.C., Brew, D.A., Grybeck, Donald, Robinson, M.S., Smith, T.E., Yeend, W.E. (1988) Metallogeny and major mineral deposits of Alaska. Open-File Report Vol. 1988 (88-73) US Geological Survey doi:10.3133/ofr8873 | Report (issue) |
| SURVEY Metallogeny and Major Mineral Deposits of Alaska by 1 Thomas K. BundtzenS 7 Henry C. Berg 0"3 ,...endorsement by the U.S.G.S. ' U.S. Geological Survey ^ Alaska Division of Geological and Geophysical Surveys...unpublished data on metalliferous mineral deposits of Alaska, and on recent and older published articles and... universities, the U.S. Geological Survey, the Alaska Division of Geological and Geophysical Surveys... Andersen, Resource Associates of Alaska, Inc., Fairbanks, Alaska Roger P. Ashley, U.S. Geological Survey |
 | | Report (issue) |
| MINERAL RESOURCES OF ALASKA, 1920. By ALFRED H. BROOKS and others. PREFACE. By ALFRED H. BROOKS. I )...investigation of the mineral resources of Alaska and treating of the mining industry of the Territory, especially...particular district should therefore procure a copy of the complete report on that district as soon as...data. Those who have thus aided include the many mine operators who have made reports on production as...692, 712, and 714. 5 6 MINERAL RESOURCES OF ALASKA, 1920. Director and other officers of the United |
 | | Report (issue) |
| MINERAL RESOURCES OF ALASKA, 1925 MINERAL INDUSTRY OF ALASKA IN 1925 By FRED H. MOFFIT INTRODUCTION...in the investigation of the mineral resources of Alaska, describing the mineral deposits, and presenting...prompt publication of notes on the more important mining developments of the year and of the principal results...investigations which may be of immediate use to the mining public. The papers included in this volume are...report on the geology and mineral resources of a district makes possible its publication with much greater |
 | | Report (issue) |
| NOTES ON MINING IN SEWARD PENINSULA. By PHILIP S. SMITH. INTRODUCTION. No party from the Geological...During that time he obtained some notes on the mining industry, and these, supplemented by reports in...the amount of winter mining; second, a general decrease in the number of mining operations except dredging;...development of the ancient beaches at Nome winter mining was important, for labor was cheap, the physical...sluicing in the summer) and consequently this form of mining has decreased. It is estimated that the winter |
 | | Report (volume) |
| Metalliferous Lode Deposits of Alaska By HENRY C. BERG and EDWARD H. COBB . G E O L O G I C A L S...A n inventory of the mines and )- grosfiects of Alaska and their ' f geologic settings UNITED STATES...acknowledgments--- - - - - - ----- - - - -- - -- 4 Alaska Peninsula region- - - - - - - - -- - - - - - -...- - - _ - - - _ - - - - - - - - - - 16 Redoubt district--- - - - - - - - - - - - - - - - - - - - - - -...- - - - - - - - - - - - - - - - - ---20 Valdez Creek district_--. . . . . . . . . . . . . . . . . . |
