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| DIRECTOR BuiiIiETIN 574 MINING DISTRICTS OF THE DILLON QUADRANGLE, MONTANA AND ADJACENT AREAS BY ALEXANDER................................................. Mining districts...................................................................................... Mining development. ...................... .. - - ' -..................................... 18 Placer mining....... ~................................................................ 20 Present status of mining .....:........................................ |
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| MINES With a section on the THUNDER MOUNTAIN DISTRICT By B. F. LEONARD, U.S. GEOLOGICAL SURVEY, and..._________________________________ Gneissic leucocratic quartz monzonite ___________________ Migmatite ___________...___________________________________ Quartz monzonite, granodiorite, and quartz diorite ____________ Mixed rocks...______________________ Salmon River district ____________________________ Chamberlain district _____________________________..._______ Edwardsburg district _____________________________ Ramey Ridge district ____________________________ |
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| Y A N D O R E DEPOSITS OF THE ALMA DISTRICT PARK COUNTY, COLORADO BY HORACE B. PATTON ARTHUR J...Lincoln as seen from the Hoosier Pass road. The valley on the mountain is Lincoln Amphitheater, with a...Extent of the District 15 Description of the Maps 17 Degree of Accuracy 19 Description of Mining Claim M a...Description Hornblende Diorite Quartz-Biotite Diorite Quartz-Hornblende Diorite Monzonite Diorite White Porphyry...Porphyry ,.. Quartz Monzonite Porphyry Prevailing Types Chemical Analyses .' Lincoln Porphyry Type Diorite |
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| -------------.Quartz monzonite on Big Lost River._--__----__________ Quartz monzonite on Deer Creek-...Distribution and general relations___________________ Quartz diorite porphyry_----------____---__.______ Granite...-___-_..__.__'_______________________ Utah-Bellevue mine------------._-_-______________________ Penobscot...--_--------__-__-________________________ Overland mine.----_--------------_-_____--__._________-_Monday...Scorpion Gulch..__________________________ Climax mine.--.--- -----_-_--___________________________ Rowley |
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| in "Contents" of chapters] PLATE 1. Map showing mining districts, mines and prospects, and areas that...showing surface and underground of the Phi Kappa mine. Page FIGURE 1. Map of the Boulder-Pioneer wilderness...indicate that the area has reserves of lead, zinc, and silver. In addition it has submarginal resources of base...Pennsylvanian, and Permian ages; intrusive quartz monzonite and associated silicic dikes of Tertiary age;...very little. The study area contains parts of five mining districts-Alta (also known as Alto), Copper Basin |
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| an overall guide been written on gold and gold mining of publications have no single report or to...belt by Knopf and Logan, and reports on the Grass Valley, Alleghany, and Randsburg districts by Johnston...longer district Hulin, respectively. the principal features of each gold-bearing district are described..."There earth here to be taken up wherein there silver". Gold was mined in is is no port of the ...publications were written on various phases of gold mining. The reports of John Trosk, the first State Geologist |
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| Vlrginia--503 National Center, Rm. 1C402, 12201 Sunrise Valley Dr. • SALT LAKE CITY, Utah--Federal Bldg., Rm....complexly zoned garnets from oxidized skarn, Surprise Mine, Nevada 16 Ternary diagrams showing ranges of garnet...chalcopyrite 18 Graphs showing distributions of silver grade for Au-bearing skarns 22 Graphs showing gold...gold grade compared with copper grade and silver grade 23 Contents Ill TABLES 1. 2. 3. 4. 5. 6....gold and silver are major commodities exploited 40 Gold-bearing skarns in which gold and silver are byproduct |
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| ............................................... Iron ................................................................................................ Silver .................................................western slope Page Precious Stones 46 Pyrite 46 Silver 46 Slate 47 Sulphur «—~ 47 Tungsten 48 Zinc 48...Fluorspar 52 Gold ..'. 53 Graphite .... 53 Gypsum 54 Iron 55 Limestone 55 Manganese — 56 Mercury 56 Mineral...and Gas 57 Potash 58 Precious Stones 58 Pyrite 58 Silver ..1 _. 5 8 Sulphur 58 Tungsten , , 59 Uranium 59 |
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| location and means of access to all the metallic mining districts in the State, as well as a large number...________ Silver: Argentiferous galena 1 ____________________________________________ Silver halides,...- - - - - Sulfantimonides and sulfarsenides of silver, chiefly polybasitepearceite------------------...260 50 5 2 317 1 The distribution of gold and silver in auriferous and argentiferous sulfides is difficult...sulfides contain native gold, gold and silver tellurides, native silver or argentite in extremely fine but |
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| ......... Carbonate rocks in the Bayhorse mining district..............................................Hobbs.................................... Bayhorse district subterrane.................................................................................... Mining activity.............................................................................. Sawtooth Valley................................................................................................. Iron Creek magnetic high............................ |
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| Geology and Ore Deposits of the Rico District, Colorado GEOLOGICAL SURVEY PROFESSIONAL PAPER 723...723 Geology and Ore Deposits of the Rico District, Colorado By EDWIN T. McKNIGHT GEOLOGICAL SURVEY ...discussion of the geology and potential of a famous old silver camp which~ under modern mineral technology~ became...------------------------------------Location and geography of district -----------History --------------------------...eous rocks ----------------------------------Monzonite ----------------------------------Hornblende latite |
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| these card catalogues would be as useful to the mining industry as they have proved to be to the Division...and expense involved are justified and that the mining industry will find that having this material readily...accumulating steadily since 1853, when the first mine (a coal property) was developed. Actually it antedates...During the 90 years or more that prospecting and mining have been active, a vast amount of information...extensively to the fund of published data. Also, mining journals and periodicals, many of which are no |
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| 1 COUNTY REPORT HYSICAL >ci 8 PHYSICAL •CI. .Lib. IES TN 24 C3 1ERAL RESOURCES OF A34 1 IPINE...IPINE COUNTY, CA! IA -*ci?2®^?^a£~Vfes^A^Gw^i I ver Mou nta i nV-*- Digitized by the Internet...ALPINE COUNTY, CALIFORNIA by WILLIAM B.CLARK With sections on the Zaca gold-silver mine and the...the Leviathan COUNTY REPORT sulfur mine by James R. Evans 8 1977 CALIFORNIA DIVISION OF MINES AND...2 i DOCS. -US Frontispiece. Typical Alpine County scenery. View looking southeast across Twin Lakes |
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| Geologist C A. Logan, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid...Reid J. Frank Sanborn, District Mining Engineer District Engineer Mining Engineer Mineral Technologist...Henry H. Symons, J. C. District Sampson, Assistant Ohas. V. Averill, John Mining Engineer Statistician...Statistician and Curator O'Brien, Junior Mining Engineer (Librarian) San Francisco — Sacramento San Francisco...Reports of District Milling' Engineers Redding Field District Sacramento Field District San Francisco |
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| said to have been found in the mining the nugget Jim, Placer County, California, in 1871 by a small...Counties of California: Minerals and mineral lists Mining Districts of California Unvalidated entries in...The bibliography has been updated and expanded. County lists published by Collins (1) pp. 40-64, in Murdoch...resulting from references to the geographic term ''Mining District," especially in the pre-1920 literature. Widespread...deposits of the Mojave Desert area and of Death Valley by a group of U.S. Geological Survey workers, with |
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| R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...the “famous locality” series: the Home Sweet Home mine and Mount Antero. A fine mineralogical study of...you belong to, and where you come from. American mining schools and professional organizations have long... centering on some of the nostalgic aspects of mining in Arizona and beautifully illustrated with paintings...“Missing and presumed lost” by the wellknown lost-mine author Kearney Egerton; “El Dorado’s children” by |
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| Third Floor, Ferry Building, San Francisco 11 District Offices West First Street, Los Angeles 12 631...thousand books and scientific journals on geology, mining, mineralogy, chemistry, metallurgy, and related...devoted to the petroleum and mining industries, and newspapers from the mining centers of the state; exhibits...exhibits of minerals, rocks, mine models, etc.; a service laboratory for the determination of California...California minerals; and a conference room with a mining engineer in attendance to serve the public and to sell |
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| CONTROL OF ORE DEPOSITION IN THE UNCOMPAHGRE DISTRICT OURAY COUNTY, COLORADO WITH SUGGESTIONS FOR PROSPECTING...Prepared in cooperation with the COLORADO METAL MINING FUND AND THE COLORADO GEOLOGICAL SURVEY BOARD ...Structure map and sections of the Uncompahgre district..-.-54. Types of structural control of ore de..._____ FIGURE 32. Index map of the Uncompahgre district and western San Juan Mountains. _____________...CONTROL OF ORE DEPOSITION IN THE UNCOMPAHGRE DISTRICT, OURAY COUNTY, COLO. WITH SUGGESTIONS FOR PROSPECTING |
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| rewhich was publi.shed as Bulletin 67 of the State Mining Bureau. vision by the same author in 192-3 increased...(and the surface form, rhyolite) has essentially quartz and orthoclase feldspar, with usually considerable... Syenite (and trachyte) are much the same, but quartz is usually absent. Diorite (and andesite) carry...with occasional pyroxene or biotite, and sometimes quartz (granodiorite). Gabhro (and basalt) are essentially...sediments (shale), are largely clay and finely divided quartz. The coarse are sand grains (sandstone), or pebbles |
 | Ratte, James Clifford, Gaskill, D.L., Eaton, G.P., Peterson, D.L., Stotelmeyer, R.B., Meeves, H.C. (1972) Mineral resources of the Gila Primitive area and Gila Wilderness, Catron and Grant Counties, New Mexico. Open-File Report Vol. 1972 (72-306) US Geological Survey doi:10.3133/ofr72306 | Report (issue) |
| Wilderness looking northeast from Leopold Vista, Catron County, N.Mex. (1) Nabours Mountain, (2) Wilcox Peak,...andesitic flows of Gila Flat--·----- 71 Cooney Quartz Latite--------------------------- 72 ( Contents--Continued..."bismuth; antimony, and arsenic----- 227 Gold~ 230 silver, and tellurium-~--------~------ Copper, molybdenum...investigations------------------------------------ 242 Mining history and production------------------------------...277 Southern Mogollon (Cooney) mining district------------ 278 Silver Creek Divide------------------------------ |
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| ineffectiveness of heroic men against an avalanche of iron, manganese, aluminum., and petroleum utilized in...; Garland Peyton, director, division of mines, mining, and geology, department of natural rnsources,...the generous support of thousands of individual mine operators, distributors, and consurnors, as wdl...the latter part of the year. . The quantity of pig iron andiron and stcd scrap lmr1...The index for iron and steel products declined from 95.8 to 95. l; qt1otations for pig iron. and scrap averaged |
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| C. Chamberlin and Rollin T. Chamberlin 193 Valley Filling by Intermittent Streams. A. E. Parkins...Stuart 439 Physiographic Studies in the San Juan District of Coloroda. Wallace W. Atwood The Variations...Formation of Western North Dakota and Eastern Montana. A. G. Leonard 507 On the Genus Syringopleura.... Albert Johannsen XIX . from . . . . Montana. . . Disk for Revolving Reviews Index to Vol...W. Williston The Terrestrial Deposits of Owens Valley, California. Arthur On Corundum-Syenite 660 |
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| Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...very old origin, often without lrnown source. e.g. quartz or cinnabar. Current practice most often names...polished mineral surface, expressed in clase. 7 - quartz. 8 - topaz, 9 - corundum, 10 - dia- percentage...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g. |
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| Abbau m exploitation, carrying; mining intensity Abbauhorizont m mining horizon Abbaukante f pillar edge...Bergeversatz mining with filling A. mit Druckwasser hydraulic mining A. mit Schappe auger mining A. mit Versatz...strip Abbausohle f horizon, [working] level, mining (working) floor Abbaustoß m face, highwall Abbaustrecke...A.senkrecht zu den Schlechten face eniry mining A. von Goldquarzgängen reefing harmonischer A...unsystematischer A. gouge unterseeischer A. undersea mining völliger A. exhaustion vollständiger A. complete |
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| potential-_-______--___-_J______-__-__---__ Lead, zinc, and silver.______-_-_-_--_______--__-_-----_ Copper and molybdenum...---___-----__---__ 16. Claims near Kirwin mining district.-_---__-----------_ 17. Photograph of diamond...6. Analytical data, Stinkingwater mining district--....----7. Mining claims in the Stratified Primitive...the primitive area, southeast of the Kirwin mining district, totaling about 10 square miles and extending...areas of mineralization contain lead, zinc, copper, silver, and molybdenum in amounts several times the content |
