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| COPPER DEPOSITS OF THE KOTSINA-KUSKULANA DISTRICT ALASKA BY RALPH E. VAN ALSTINE AND ROBERT F. BLACK...INTRODUCTION BY FRED H. MOFFIT Mineral resources of Alaska, 1943 and 1944 (Pages 121-141) UNITED STATES GOVERNMENT...geology.__________.i__________________________ Copper Creek.____________________________________________________...____________________________.:___________-_--_ Nugget Creek prospects._____--______-_-_--____--_-_-__-______-____...______-__-_---___-_-__-_--______----MacDougall Creek prospects________________________________________ |
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| GEOLOGY AND MINERAL .RESOURCES OF THE NIZINA DISTRICT, ALASKA BY FRED H. MOFFIT AND STEPHEN R. CAPPS...Copper ______________ :____________!__.._.____ Occurrence of the ores__________________..._____ General... Placer deposits___________________ __ __. Dan Creek._____________________________ Chititu Creek____...Copper and Chitiua valleys, showing location of area represented on the Nizina special map________ II...pocket IV. A, Talus cones on east side of McCarthy Creek at base of limestone cliffs; B, Folded Triassic |
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| has long attached to deposits of iron ore in an area that centers about 25 miles northwest of Nome. A...groups of claims are held in the iron-bearing district. Three of these the Mogul, Monarch, and Galena...height of land between Sinuk Eiver and Washington Creek, a south tributary of the Sinuk. The American group...four claims, is west of Sinuk River below American Creek, and the Cub Bear group, also of four claims, crosses...crosses the divide between Washington Creek and Cripple River. Heavily iron-stained blossom occurs at |
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| Mendenhall, Director Bulletin 907 GEOLOGY OF THE ALASKA RAILROAD REGION BY STEPHEN R. CAPPS UNITED STATES...Copper-Susitna lowland._------------..___-..._.--_.-.-.-._ Alaska Range.______.___------__----_-_-__--_-_-__________..._-_-_-.-_-_.--.------------__-------._--_..-._ The Alaska Railroad.__.____.___-_-______.______-__.___.._...history of the Talkeetna region._____________________ Alaska Range._______________ _________________________________...rocks_________.____._________ ______________ Birch Creek schist.____________________________________ Undifferentiated |
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| PROGRESS OF INVESTIGATIONS OF MINERAL RESOURCES OF ALASKA IN 1905 By ALFRED H. BROOKS AND OTHERS WASHINGTON.................................... Southeastern Alaska................................................................................... Southwestern Alaska............................................................................................ THE MINING INDUSTRY IN 1905, by Alfred H. Brooks.......................................... Auriferous lode mining............................................... |
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| GEOLOGY OF THE CHITINA VALLEY AND ADJACENT AREA ALASKA BY FRED H. MOFFIT UNITED STATES GOVERNMENT...reconnaissance map of the Chitina Valley and adjacent area-----.-.. _______________________________ In pocket...from a high point on the mountains north of Slatka Creek; B, -Russell Glacier and the head of the White River...______________________________ 12 5. A, Hidden Creek Lake, from the west edge of Kennicott Glacier; B...south of Skolai Creek between the small glacier opposite the mouth of Frederika Creek and the Nizina |
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| Countiss (2019) SPONSORING ORGANIZATIONS Houston Area Mineral Society (HAMS) (2009–2020) Mineral Association...Silver Belt mines, Flux mine, Carlotta mine, Oatman District, Bagdad mine, North Geronimo mine, lost Hill Top...The Silver District (1990, vol. 21, no. 2) The Fat Jack mine (1991, vol. 22, no. 1) Ash Creek (1992, vol...Union mine (1997, vol. 28, no. 3) The Castle Dome District (1998, vol. 29, no. 5) The Purple Passion mine...Cloud Mine Arizona, USA 7.5 cm CRYSTAL CLASSICS FINE MINERALS LIMITED Azurite with Malachite | Milpillas |
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| DIRECTOR BTJXILETESr 347 THE AND WRANGELL MINING DISTRICTS, ALASKA BY FRED EUGENE WRIGHT AND CHARLES WILL...History of mining developments- ____________!__________ 9 11 11 12 13 14 16 Ketchikan mining district______...district______ 16 AVraugell mining district __ _________________________ IS Production _ __ 19 Geographic...__________ 41 Geology of the Ketchikan and Wrangell mining districts__________ 43 . . Geologic maps __ _ __...Kupreanof group.________________:_________ Taylor Creek prospects.:_______________________ Gold mines__ |
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| Gli:OLOGY OF THE CENTRAL COPPER RIVER REGION, ALASKA BY WALTER C. MEN1DEN 1-1 A_LL WASHINGTON GOVERNMENT...Geography Chugach Mountains Wrangell Mountains Alaska Range 17 10 Interior valley 19 20 22 Copper...Description of formations 27 Dadina schists Occurrence and character Diorite intrusives 27 27 28 29...intrusives Tanana schists Occurrence and character Age and nomenclature 30 32 32 33 Valdez formation Chisna...Chisna formation Occurrence and character Age and relations 33 34 35 Intrusives and effusives Tetelna volcanics |
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| GEOLOGIC RECONNAISSANCE OF THE ILIAMNA REGION, ALASKA BY G. C. MARTIN AND F. J. KATZ WASHINGTON GOVERNMENT...-Chigmit Mountains____________________________ Alaska Peninsula ____________ ____________ Ilianma Basin__________...district____ 53 Lithologic character in Iliamna Lake district-.___ 56 Age and correlation_________^__ ____ 58...Copper __________________________________ 116 Occurrence of the ores______________________ 116 Copper...Copper King group______________ ________ 121 Kasna Creek claims________________ _____ .121 Millet claims |
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| the copper minerals.......................... Occurrence of the copper minerals.........................the silver minerals.......................... Occurrence of the silver minerals.........................compounds...................................... 135 Occurrence of the lead minerals...........................compounds...................................... 140 Occurrence of the zinc minerals...........................iron minerals............................. 143 Occurrence of the iron minerals........................ |
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| and animal life....................----.-----.....Mining..................................................... Future of mining in Lemhi County.......................................... Mining districts of Lemhi....................................... Nicholia district.............................................................................. Spring Mountain district........................................................................................ Texas district.............................................. |
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| ................................... 24 Mapimí District Geology ........................................Photo courtesy of Peter Megaw. Introduction ore mining at the Ojuela ceased in the mid-1940’s, but the...been growing, thanks to the activities of a local mining cooperative, for the past 60 years. Some like to...done so only during the last 60 years, after ore mining had largely come to an end (we almost dare not...more complex mineralogy: roughly The Mapimí mining district consists of a scattering of small mines to |
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| GEOLOGY OF THE SEWARD PENINSULA TIN DEPOSITS ALASKA BY ADOLPH KNOPF WASHINGTON GOVERNMENT POINTING...Other mineral deposits______1..______________ 58 Alaska Chief property__________________ 58 Idaho clai...Creek___________:____________________ 61 Grouse Creek _____________________ ________ 62 Fairhaven district_____________...Banded apophysis from garnet-vesnvianite mass on Tin Creek ; B, Orbules in marble matrix, showing mode of origin____...Cassiterite lode; B, Surface exposure showing occurrence of fluorite silicate rock adjoining veinlets |
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| Synonyms and Other Names or Spellings Deposit or District Name Province Latitude Longitude Commodity(s)...contains the name of the mine, deposit, field, area, or occurrence being described. Synonyms and Other Names...For a deposit or area, this field might also 5 include any specific mine or occurrence names that are...Deposit or District Name field contains the name of any larger deposit, field, or district to which the...site has produced and when or if it is a mineral occurrence or showing. Host Rock Age and Host Rock contain |
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| GEORGE OTIS SMITH, DIRECTOE 4:14: NOTES ON SOME MINING DISTRICTS IN HUMBOLDT COUNTY, NEYADA BY FREDERICK.............................. General history of mining development..................................................................... Seven Troughs district.................................................Outlook for the district................................................. Rosebud district................................................... Red Butte district.............................................. |
 | Pekov, I. V., Lykova, I. S., Bryzgalov, I. A., Ksenofontov, D. A., Zyryanova, L. A., Litvinov, N. D. (2011) Uniquely high-grade iodide mineralization in the oxidation zone of the Rubtsovskoe base-metal deposit, Northwest Altai, Russia. Geology of Ore Deposits, 53 (8) 683-698 doi:10.1134/s1075701511080125 | Journal (article/letter/editorial) |
| morphology, prop erties, and mode of iodide occurrence are described in the paper. According to the... 1977, Chekvaidze et al., 1978) and complicate mining. The primary massive Zn–Pb–Cu ore with more than...enrichment with cuprite, native copper, malachite, azurite, cerussite, anglesite, smithsonite, and tenorite;...Zyryanova, and Sveshnik ova, 1996). The underground mining in 2006–2009 allowed us to specify the data on...mainly at the level of +156–153 m, are enriched in azurite and, to a lesser extent, malachite. Like at the |
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| 807 GEOLOGY OF HYDER AND VICINITY SOUTHEASTERN ALASKA WITH A RECONNAISSANCE OF CHICKAMIN RIVER BY A...________-______ _____________._-__.-___-__--__--_--_-_ Alaska.__-___-__---______-_-____-_-___--____-___-_-___-__-___...intrusives__________-__-__--___-----------_-----_Texas Creek batholith and associated dikes..__--__.__-__-__-...metamorphism----------.----------------------..-Texas Creek intrusives.___.__._____-__--_-------_--__Hyder and..._--_----________________________________ 40 Texas Creek batholith_____________________________________ 41 |
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| 77 GEOLOGY AND ORE DEPOSITS OF THE PARK CITY DISTRICT, UTAH BY JOHN J\IIASON BOUTWELL WITH CO)l"TRIB"CTIO)JS..._____________ ___ _ History and development of the mining industry ....................... . ...... ·............................ . History of Park City district ................. , .................................. . Descriptive geology of the Park City district ................................................ CONTENTS. Descriptive geology of the Park City district-Continued. Page. Sedimentary rocks-Continued. |
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| localities that are, respectively, 70 and 30 miles southeast of Butte, Mont. Though they are small, these deposits...v.ejns. In August, 1917, the deposits on Wigwam Creek were .being, mined by W. L. Morrison, and the ore...the Northern Pacific Railway. Those near Cherry Creek were idle at the time of the writer's examination...ECONOMIC GEOLOGY, 1918, PART I. In the Renova district a bed of iron ore that as~a rule is steeply inclined...the Flathead quartzite. Several exposures in an area of 2 or 3 square miles show the bed to range from |
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| ................................ History of the area........................................................ Future of mining in northwestern Custer County......................... Mining districts............................................ Bay Horse district....................................................................................... 56 56 Mining conditions. .....................................68 68 69 70 6 CONTENTS. Mining districts Continued. Bay Horse district Continued. Mines and principal |
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| INTRODUCTION. reports are those on the Mercur district, by J. E. Spurr and S. F. Emmons; the Bingham...Bingham The senior author, J3. S. Butler, began district, by J. M. Boutwell, Arthur Keith, and field work on...deposits of Utah in the S. F. Emmons; the Park City district, by J. M. FIELD .WORK AND AUTHORSHIP. summer...north, including the Deep Creek, Fish Springs, Dugway, Silver Islet, Grouse Creek, Raft River, Promontory...G. F. Loughlin, of the Cottonwood-American Fork area. In order to gai~ a personal knowledge of the geology |
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| ________________ . _. . . . 9 11 11 History of mining development. _________________________ _.,. ___________________... _...... ~. _... . . . . . . ... . . . . . . Occurrence and distribution .......... • ............. _................... . ............ _........... Occurrence and distribution . . . . . . . . . . . . . .................... ~ ........ _-_.............. Azurite ......... _..-.. _..................... _......... . . . . . . . . . . . . . . . Future of the district .......................... _. . . . . . . . . |
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| BUDDINGTON Prepared in cooperation with the STATE MINING BOARD OF OREGON UNITED STATES GOVERNMENT PRINTING...___ Sedimentary rocks of the Rogue River and Bear Creek Valleys._-__Black lavas of the western margin of...Mineralized areas and mining districts.____-_--_-----_____-______---_ Bohemia district.._i_-_-__--_---_-...CONTENTS Mineralized areas and mining districts Continued. Bohemia district Continued. Mineral deposits...____-_-------------_-----__--__-___-__-_____._ Cripple Creek.________________________________________ Crystal_ |
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| ___ .. __ .. ____ .. __ .. ___ ... _. __ . _. Occurrence and distribution .. __ .. ____ ._. __ . __ ...................... .. .................. _.. Occurrence and distribution~ ............................._______________ ... _. _. _. _________ .. ____________ . Occurrence and distribution ..... _.. _........ ~ ........_______ . _.·. __ . _________________________ _ ~ Occurrence and distribution .............. _·.............the Schultze granite ..................... . Occurrence and distribution ........................... |
