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| Bulletin 849 C BY JAMES C. RAY Investigations in Alaska Railroad belt, 1931 (Pages 165-229) UNITED STATES...______.__..._..._.__ Special factors affecting mining. ____________________________________ Open season...-.-.-..----------------------------------.-----Mining properties. _._-------_-._-___.-------__-------------...--------Surface plant... ------_.-_--------------.------------Mine development. -____-_-__-_--_..-__------------_....205 IV CONTENTS Economic geology Continued Mining properties Continued Lucky Shot Continued Milling |
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| MINING DEVELOPMENTS IN THE MATANUSKA COAL FIELDS. By THEODORE CHAPIN. INTRODUCTION. The only coal-mining...coal-mining activity in the Matanuska Valley in 1919 was the working of the Government-operated mines at Eska...Eska and Chickaloon by the Alaska Engineering Commission in charge of Sumner S. Smith, resident engineer...geology and developments recently published.1 ESKA MINE. The principal operations were at Eska, where an...perpendicular to the creek, which has cut across the beds and has exposed a natural section. The mining by the Alaska |
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| GEORGE OTIS SMITH, DIRECTOR 607 THE WILLOW CREEK DISTRICT ALASKA BY STEPHEN R. CAPPS WASHINGTON GOVEKNMENT........ History of mining...................................................... Gold placers..................... Willow Creek.l.................................................... Fishhook Creek....................................................... Gold lodes........................................................ Mine of Alaska Free Gold Mining Co................................ Mine of Alaska Gold Quartz |
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| GOLD MINING IN THE WILLOW CREEK DISTRICT. By STEPHEN R. CAPPS. INTRODUCTION. Mining in the Willow Creek...Creek district was continued in 1915 on about the same scale as in the preceding year. The output was...edge of this district, prospecting was active, and plans are under way for active mining on several properties...properties. A report on the Willow Creek district, describing the developments up to the fall of 1913...1915, the writer spent about a week in the Willow Creek district, and visited all the working mines and many |
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| MINING DEVELOPMENTS IN THE MATANUSKA COAL FIELD. By THEODORE CHAPIN. INTRODUCTION. The following report...to the end of 1918. The Matanuska coal fields are in the valley of Matanuska Eiver, a tributary of Cook...Engineering Commission. The coal mines of the Matanuska Valley are from 50 to 75 miles from the town of...material. Anchorage was at first known as Ship Creek, the name of the stream on which it is built. It...nearest point on the seacoast from which the Matanuska coal can be shipped, and is now connected by rail |
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| Geology and -Ore Deposits of the : Willow Creek Mining District, Alaska GEOLOGICAL SURVEY BULLETIN 1004... Geology and Ore Deposits of the Willow Creek Mining District, Alaska By RICHARD G. RAY GEOLOGICAL SURVEY...and economic geology of a lode gold mining district in southern Alaska, with particular emphasis on the...__--__ Nonproductive gold quartz veins._______________________ Productive gold quartz veins_________...Economic geology Continued Veins Continued Productive gold quartz veins Continued Mineralogy and paragenesis |
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| 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 |
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| INVESTIGATIONS IN THE ALASKA RAILROAD BELT, 1931 BY S. R. CAPPS Mineral resources of Alaska, 1931 (Pages 119-135)...basin____________________________________ Moose Pass-Hope district, Kenai Peninsula._____________________ Girdwood..._____________ Willow Creek district____________.-_-_-________..._________ Valdez Creek district_____...Eielson district ________________________________________ Eureka and vicinity, Kantishna district._____-___-_--___..._____-___-_--___ _______Fairbanks district.___________________________________________ 119 119 121 121 122 |
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| GOLD LODE MINING IN THE WILLOW CREEK DISTRICT. By STEPHEN R. CAPPS. INTRODUCTION. Gold mining in the...the Willow Creek district in 1917 was confined to the exploitation of the quartz lodes, from which almost...years. Although the first gold recovered from this area was gained by placer mining, the workable placers...mines. Two of these mines, the Gold Bullion and the Alaska Free Gold, have been in operation for many...produced the bulk of the output of the district. The Independence mine, which has for years been a producer |
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| projects were under way in preparation for productive mining. In other words, the work of the prospector and...and that of the capitalist, guided by the mining engineer, showed advances during the year. There is good...that the widespread pessimism in regard to the Alaska mining industry that has persisted during the postwar...returns from the exploitation of bonanza placer mining, which are so favorable to local communities, are...improved mining methods. However, in practice these methods require the services of mining engineers |
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| 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 |
 | Harlan, Stephen S., Vielreicher, Richard M., Mortensen, James M., Bradley, Dwight C., Goldfarb, Richard J., Snee, Lawrence W., Till, Allison B. (2017) Geology and Timing of Ore Formation in the Willow Creek Gold District, Talkeetna Mountains, Southern Alaska. Economic Geology, 112 (5) 1177-1204 doi:10.5382/econgeo.2017.4506 | Journal (article/letter/editorial) |
| Ore Formation in the Willow Creek Gold District, Talkeetna Mountains, Southern Alaska* Stephen S. Harlan...4 U.S. 5 State Geological Survey, Anchorage, Alaska 99508-4626 Key Laboratory of Geological Processes...Abstract The Willow Creek mining district was the third-largest lode gold district in Alaska in the 20th...of gold from vein deposits and another 2 t of gold from associated placer deposits. The district is located...Most gold occurs in widespread mineralized quartz veins hosted by granitic rocks of the Willow Creek |
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| GOLD LODES AND PLACERS OF TBE WILLOW CREEK DISTRICT. By S. R. CAPPS. . INTRODUCTION. The term Willow...Willow Creek district is commonly used to designate a rather indefinite area. in the southwestern portion...come to be applied not only to the basin of Willow Creek, which drains most of the western por tion...the mountainous portion of the basin of Little Susitna. River, and it is in this more general sense that...report on the ge0logy and mineral resources of the district. In 1898 G. H. Eldridge and Robert Muldrow,1 of |
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| mines, prospects and mineral occurrences throughout Alaska. Distribution of mineral occurrences in the Anchorage...Anchorage 1:250,000-scale quadrangle, southcentral Alaska This and related reports are accessible through...REPORT 98-599 ZUSGS science for a changing world Alaska Resource Data File INSET MAP 1 T^'-^-r \ _ -...UAN°22ANOe Alaska Resource Data File AN001 Site name(s): Independence Site type: Mine ARDFno.: AN001...accuracy: West of Fishhook Creek, marked with an adit symbol and labeled 'Independence Mine' on the Anchorage |
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| 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 |
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| MINERAL RESOURCES OF ALASKA, 1918. By G. C. MAIM-IN AXD OTHERS. PREFACE. By G. C. MARTIX. This volume...of annual bulletins l treating of the mining industry of Alaska and summarizing the results achieved during...particular district should therefore procure a copy of the complete report on that district as soon as-it...others of the series, contains an account of the mining industry, including statistics of mineral production...shall serve as" convenient reference works on the mining industry for the years which they cover. It is |
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| MINERAL RESOURCES OF ALASKA, 1916. By ALFRED H. BROOKS and others. PREFACE. By ALFRED H. BROOKS. This...of annual bulletins 1 treating of the mining industry of Alaska and summarizing the results achieved during...particular district are therefore urged to procure a copy of the complete report on that district as soon...the year and summaries of the condition of the mining industry, including statistics of mineral production...the mining industry for the years which they cover. Lack of funds prevents a visit to every mining district |
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| 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 |
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| THE ALASKAN MINING INDUSTRY IN 1921. By ALFRED H. BROOKS. GENERAL FEATURES. The value of the total...total mineral production of Alaska in 1920 was $23,303,757; the value in 1921 was $17,004,124. Yet in spite...spite of this tremendous falling off, the mining industry as a whole can be said to have been more prosperous...low price of copper, and no advance of the Alaska copper-mining industry can be expected until there is...the metal. Coal mining shows some growth, though it remains to be proved that Alaska high-grade coal |
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| MINERAL INDUSTRY OF ALASKA IN 1924 By PHILIP S. SMITH INTRODUCTION This volume is the twenty-first of...in the investigation of the mineral resources of Alaska and treating of the mineral deposits and of the...who are interested in any particular problem or district are therefore urged to procure a copy of the complete...years. However, many still fail to report their mining operations. To those who fail to report because...of the Survey who are working in other parts of Alaska than those to which the specific reports relate |
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| 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 |
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| 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 |
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| THE FUTURE OF ALASKA MINING. By ALFRED H. BROOKS. OUTLINE. The Alaska mining industry, which has turned...worth of gold from placers near Juneau. Of this total value 96 per cent is to be credited to the gold and...and copper deposits, but Alaska mines have also produced silver, platinum, palladium, tin, lead, antimony...year to year, such as are more or less inherent to mining in remote regions. This advance was made in spite...output of Alaska up to over $48,632,000, a larger amount than that for any other year since mining began |
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| 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...since 1902. In 1911 a dredge was installed on Buck Creek which has been in operation each season since. Two...Anikovik River in 1914 for the recovery of both gold and cassiterite but were operated only during that...following season. A second dredge was installed on Buck Creek in 1915 and has worked each summer since that date |
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| THE ALASKAN MINING INDUSTRY IN 1922. By ALFRED H. BROOKS and S. R. CAPPS. GENERAL SITUATION. The value...value of the total annual mineral production of Alaska increased from $17,004,124 in 1921 to $19,506,365...output from a few mines, the prosperity of the mining industry as a whole was very evident. The rather...to the present and future prosperity of the Alaska mining industry is not hard to understand. Dazzled...made during the prosperous days of bonanza placer mining, the public has failed to mark the steady advance |
