 | | Report (volume) | | 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 .....:........................................ |  | | Report (issue) | | DEPOSITS OF THE MOFFET-JOHNSTON PROPERTY Madison County, Montana R. P. Full and F; C. Armstrong February...Moffet-Johnston property in the Tidal Wave mining district, Madison County, Montana, was examined by Roy P. Full...visit to the area in July and August of 1944. The district has been prospected since 1864, but only a small...option by H. R. Hakes and associates of Sheridan, Montana. Originally the claims were controlled by two separate...and 3, T. 3 S., R. 5 W., in the Tidal Wave mining district, Madison County, J/bntana, and lies within the |  | | Report (issue) | | Geology of the Murray Area Shoshone County Idaho By. JOHN W. HOSTERMAN A CONTRIBUTION TO ECONOMIC GEOLOGY...and Paragon mines____-__-_._______________________ Bear Top, lone, and Orofino mines._______________ ______________...Shoshone County, Idaho. 58. Geologic map of workings of the Jack Waite mine, Shoshone County, Idaho, and...and Sanders County, Mont. 59. Geologic map of workings and longitudinal section along vein, Crystal Lead...mine, Shoshone County. 60. Geologic map of workings of the Monarch mine, Shoshone County. 61. Geologic |  | | Book | | Montana Hodges Robert Feldman Shaded relief indicates terrain and slope. Second Edition Rockhounding...longitude numbers and grid ticks are GPS compatible. Montana Enhanced detail shows more symbols, labels, and...history Cover photos of Montana agate (front) and ammonite imprint (back) © Montana Hodges Cover design by...imprint of The Globe Pequot Press MONTANA Search for stunning Montana agate along the Yellowstone River...paleontologists excavate dinosaurs in Malta. Rockhounding Montana points the way to the best rockhounding in the |  | | Book (volume) | | in elev. From 1,000’ on the eastern border with Montana and Iowa to 3,500’ along the western boundary with...south, the Dakota sandstone represents topset beds, wave reworked, and spread as a vast deltaic accumulation...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds |  | | Report (issue) | | Resources of the Lemhi Pass Thorium District, Idaho and Montana By MORTIMER H. STAATZ With a section...chemistry of the thorium veins in the Lemhi Pass district UNITED STATES GOVERNMENT PRINTING OFFICE...resources of the Lemhi Pass thorium district, Idaho and Montana. (Geology and resources of thorium in...16:1049-A 1. Geology—Lemhi Pass region, Idaho and Montana. 2. Thorium ores—Lemhi Pass region, Idaho and Mont...acknowledgments ............................. 5 Rocks of the district ............................................. |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay...HIGHLAND COUNTY SINKING SPRING, area ore deposit (most important in Ohio) ⎯Hematite. HOCKING COUNTY AREA |  | | Book | | stumble over a valuable nugget and stake your own mining claim? Indeed it to is, and author book Jay...prospecting, he points out, is in abandoned mining districts, where valuable mineral ores are present...commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...RANSOM 1875-1948 An to the Eastern '‘Schoolmarm” Mining Camps of the Old West I I a s I \ h K... CONTENTS Preface ix PART I 1 Introduction to Mining and Mineralogy 2 Preparation for Mineral Collecting |  | Lanier, G., John, E. C., Swensen, A. J., Reid, J., Bard, C. E., Caddey, S. W., Wilson, J. C. (1978) General geology of the Bingham Mine, Bingham Canyon, Utah. Economic Geology, 73 (7) 1228-1241 doi:10.2113/gsecongeo.73.7.1228 | Journal (article/letter/editorial) | | version of this map at a scale of 1:4,800 and a district geologicmap covering26,000 hectaresat a scaleof...the most im- portant sechmentaryore hostsin the district and are also the most important stratigraphic...Structure Strnctural elements of the l',h•gham district are shown in Figure 2. Folding generally conformsto...XVinebago,and Constrike northwest. \Vithin the district, northeast got. The stratigraphicposition,number...fault: A small anticlineand syncline,the Galena Gulch it wasindependently discovered on the surfacenorth |  | | Report (issue) | | ________-_______-__-____---__-_____--__________-___ Ruby district._______-___-____--._-_--.-__---_--__._______ Ruby...__--_-___--__-_-___-_________ 145 Long Creek and Bear Gulch..____________________ Fifth of July and Short...geology Continued. Placers Continued. Cripple district.-_--______________.___-_._._._..__._.___._ Cripple...Creek.____________________________________ Ophir district.___________________________________________ Ophir...____ Tolstoi district- ________ ._______._._._._._._____________._ Nixon Fork district-,-.._-_.--_-___ |  | | Report (issue) | | the Homestake Open Cuts, Lead Lead City Blacktail Gulch, Gayville Rubj^ Basin, looking west from Sugar Loaf...visit representative mines and quarries in every district, and to interpret carefully the information Attention... Introductory. The quarter century of active mining operations in the Black Hills has little more than...prosperous towns and productive ranches prevail, and mining facilities are in many ways unsurpassed. Gold found...capable of production add much to the variety of the mining interests and not a little to the mineral wealth |  | | Book | | Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico...of commercial mining is also long, beginning with the Kenya opal mines of 4000 B.C. Mining began with gemstones...gemstones, instead of metallic ores, and mining for turquoise was enormously extended throughout the...miners were unbelievably careless in their hasty mining of only the highest-grade ores. Rock hunters today...and offered suggestions on how to convert a small mining prospect into a profitable business. Now, for the |  | | Report (issue) | | Professor Edwin H . Oshier, Head of the Department of Mining Engineering, made the photographs included in this...(Spodumene) Inosilicates Chrysocolla Zoisile Epidote (Clinozoisite) (Piedmontite) Allanite Uranophane...prospects in the lower Ludlow lignites. Harding County: 1. Abemathyite has been identified as a component...Soluble In hydrochloric acid, yielding Custer County: 1. Allanite has been reported to occur as small...the Needles area. Runner (7) p 453. Pennington County: 1. Allanite occurs as microscopic inclusions in |  | | Report (volume) | | ....................................... 102 District of Columbia ......................................... 139 144 146 153 158 163 169 . 172 174 Montana..................................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Report (volume) | | ........................ 5 5 Distribution of mining districts..................................................................................... Montana.......................................................................... PART II. Catalogue of mining districts, by J. M. Hill..................................................... Classification of mining districts..................................................................................... Montana............................................... |  | | Report (issue) | | Geological Survey. Al (Adams Cr.) Gold Nome district MF-445, loc. 88 Solomon (4.1, 12.45) 64°42'N...probably an error. (Adventuress Cr.) Gold Kougarok district MF-445, loc. 42 Solomon (3.2, 15.25) 64°52'N...worked out before 1908. (Aggie Cr.) Gold Council district MF-445, loc. 125 Solomon (13.25-13.5, 15.55-15...from creek labeled Aggie Cr. on most maps. Placer mining in 1930's and early 1940's. Dredge operated from...calcareous schist. (Allgold Cr.) Gold Council district MF-445, loc. 49 Solomon (4.0, 15.3) 64°52'N, |  | | Report (volume) | | Geology of the French Gulch Quadrangle Shasta and Trinity Counties California By JOHN P. ALBERS CONTRIBUTIONS...il fault. ___'_____ ___-----___________ French Gulch fault._________ ...................... Other faults_____________...of the French Gulch quadrangle. 2. Sketch map of structural features of the French Gulch quadrangle. ...FIGURE 1. Index map showing location of the French Gulch quadrangle. . 2. 3. 4. 5. Generalized section of...batholith_________ Sketch map showing location of French Gulch quadrangle in relation to regional structural trends___ |  | | Report (issue) | | published information, field investigations, and mining company data. 2 ABBREVIATIONS USED IN THIS REPORT...resources Mining districts Gibbonsville Mining District Indian Creek Mining District Mineral Hill Mining District...Mackinaw Mining District Blackbird Mining District Wilson Creek Mining District Yellowjacket Mining District...Range Mining District Eureka Mining District Carmen Creek Mining District Eldorado Mining District Pratt...Creek Mining District McDevitt Mining District Junction Mining District Texas Mining District Spring |  | | Report (issue) | | description of the geology, mining history, and production of the major gold-mining districts in 21 States...relations ---------------------------History of gold mining and trends in production_ J\labama -----------...--------------Cleburne County ----------~----------------- Tallapoosa County --------------------------Alaska...------------------Cochise County -----------------------------Gila County --------------------------------Greenlee...ee County ----------------------------R[aricopa County ----------------------------R[ohave County -- |  | | Report (issue) | | Development of the lek Basin, Washington, Idaho* and Montana IX & G E OLD G I e^k L S O R V^l V 1* R D^F E S...Development of the Belt Basin, Washington, Idaho, and Montana By EARLE R. CRESSMAN U.S. GEOLOGICAL SURVEY PROFESSIONAL...development of the Belt basin, Washington, Idaho, and Montana. (U.S. Geological Survey professional paper; 1490)...stratigraphic sections, Washington, Idaho, and Montana. Maps showing distribution, thickness, and directional...of Prichard Formation, Washington, Idaho, and Montana. Detailed stratigraphic sections of parts of quartzite |  | | Book | | ROADSIDE % JEOLOGY of Montana David Alt and Donald W. Hyndman ROADSIDE N JEOLoGY of Montana David Alt Donald...Roadside geology of Montana. Bibliography: p. Includes index. 1. Geology — Montana — Guide-books. I. Hyndman...know something about the rocks and landscapes of Montana. We hope our professional colleagues will enjoy...dealing with the four major geologic provinces in Montana. Each starts with its own more specific narrative...Nearly every geologist who has ever worked in Montana contributed something to this book. We read almost |  | | Report (volume) | | ...................... 1. Rocks from Aroostook County..... ^..................'........... 2. Miscellaneous............................... Maryland and the District of Columbia.....................................1. Elliott County dike............................................... 2. Crittenden County dike..................................... 2. Crystal Falls district, Michigan.................................. .................................... 51 7. Mesabi district, Minnesota................................... |  | | Report (issue) | | •.•........•.•......•..• 11 Geology and placer mining ....•......•....• 11 Radioactivity tests ...........•........ 18 CHAPTER D. --Buckland-Kiwalik district, 1947, by W. S. West and J. J. Matzke Abstract...pocket Geologic sketch map of the Buckland-Kiwalik district, Seward Peninsula, Alaska ........... In pocket...more equivalent uranium from the Buckland-Kiwalik district, Seward Peninsula, 1947 ............ 25 6. Mineralogy...at the two inactive and one active site of gold mining in gravels on the left-limit bench of Sweepstakes |  | | Report (issue) | | Jr., W. Terry Siemers, and Sam Thompson III X. Montana, by Donald L. Smith and Ernest H. Gilmour Y. Utah..., W. Terry Siemers, and Sam Thompson IlL__ X. Montana, by Donald L. Smith and Ernest H. Gilmour_____...from Lee County in the southeast corner of the State northwestward to southeastern Kossuth County in north-central...shoal, restricted shoal, restricted nearshore, and tidal environments. The nearly pure biofragmental carbonate...(SE I/~ sec. 36, T. 70 N., R. 10 W., Van Buren County). The heavily iron stained irregular upper surface |
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