 | | Report (issue) | | PAPER GEOLOGY AND ORE DEPOSITS OF THE PHILIPSBURG QUADRANGLE MONTANA BY WILLIAM HARVEY EMMONS AND FRANK..._ ..... _... . Newland formation and Greyson (?)shale ......... _________ .... _........................series-Continued . .'N ewland formation and Greyson ('?)shale-Continued. Lithologic details-Continued. Page. Much-altered.... __ ........ __ .. _·_....... __ ....... . 57 Shale member ......... _....... . .................................. . 59 Horizontal variations in the shale ..... _........................................ |  | | Report (issue) | | TUNGSTEN DEPOSITS OF NORTHWESTERN INYO COUNTY, CALIFORNIA. By ADOLPH KNOPF. INTRODUCTION. The tungsten...northwestern Inyo County, Cal., are west of Bishop, the largest town in Owens Valley. The mining industry centers...000, or approximately 2 miles to the inch. The mining conditions are favorable: the climate is good,...The tungsten area adjoins a rich agricultural district. The tungsten deposits were briefly examined by...in northwestern Inyo County, Cal., and vicinity. TUNGSTEN DEPOSITS OF INTO COUNTY, GAL. 231 DISCOVERY |  | | Report (issue) | | URANIFEROUS COAL, LIGNITE, AND CARBONACEOUS SHALE IN WESTERN MONTANA By William J. Hail, Jr., and James R....URANIFEROUS COAL, LIGNITE, AND CARBONACEOUS SHALE IN WESTERN MONTANA By William J. Hail, Jr., and James R....districts examined ............. Livingston-Trail Creek coal field, Park, Gallatin, and Sweetgrass Counties...Counties...... Electric coal field, Park County......... Ryegate district, Golden Valley, Wheatland, Yellowstone...Counties.................... Silver Bow Valley district, Silver Bow and Deer Lodge Counties ......... |  | | Journal (article/letter/editorial) | | rocks underlying Gilpin County, Colorado, and adjacent parts of Clear Creek and Boulder counties are...stocks of granite gneiss, quartz diorite, and hornblendite, and the younger Silver Plume granite. Granite...Hill, "Economic Geology of Gilpin County and Adjacent Parts of Clear Creek and Boulder Counties, Colorado...pre-Cambrian rocks of the Cottonwood-American Fork mining region of Utah, southwest of Park City, consists...to the southeast of the Coeur d'Alene lead-mining district. The Algonkian sediments exposed in this area |  | | Report (issue) | | Wilderness study area, Montana, and Blue Joint Roadless Area, Idaho See Montana 17 Boulder-Pioneer Wilderness...Centennial Mountains Wilderness study area, Montana and Idaho See Montana 6 Hells Canyon Study Area, Oregon and...Italian Peak Middle Roadless Areas, Idaho and Montana 19 Mount Naomi Roadless Area, Utah and Idaho See...study area, Washington and Idaho See Washington 7 Salmon River Breaks Primitive Area and vicinity 16 Sawtooth...Scotchman Peak Wilderness study area, Montana and Idaho See Montana 3 Selkirk Roadless Area 5 Selway-Bitterroot |  | | 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...Bar Sapphire Mine. Help paleontologists excavate dinosaurs in Malta. Rockhounding Montana points the way |  | | Report (issue) | | Stratigraphic Studies in Southwestern Montana and Adj cent Idaho-Lower Tertiary Anaconda Conglomerate...Cover and above. Anaconda Conglomerate and Lowland Creek Volcanics rest unconformably on detached upper plate...to north. Anaconda townsite along Warm Springs Creek in middle foreground . · Short-dashed lines are...contacts . Stratigraphic Studies in Southwestern · Montana and Adjacent Idaho-Lower Tertiary Anaconda Conglomerate...Brittle-Ductile Extension and Uplift in Southwestern Montana By J. Michael O'Neill Chapter B Alluvial Facies |  | | 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) | | GEOLOGICAL SURVEY Mineral Resource Appraisal of the Salmon National Forest, Idaho by Rick Johnson , Terry...Government. 1 2 3 U.S. Forest Service, Salmon-Challis National Forest, Salmon, Idaho U.S. Bureau of Mines, Western...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 |  | | Journal (article/letter/editorial) | | Apple Creek Formation (Mesoproterozoic) in a linear belt called the Idaho cobalt belt, near Salmon, Idaho...partially overlap Pb isotope ratios of the Apple Creek Formation but would have been much less radiogenic...mineralization age of about 1400 Ma. Only the host Apple Creek Formation is known to have appropriate Pb isotope...linear belt known as the Idaho cobalt belt in the Salmon River Mountains and the Lemhi Range of central...belt ranges from Fe rich in the southeast (Iron Creek prospect) through Co-Cu rich in the middle (Black |  | | 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) | | it helpful to refer to 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 of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...museum specimens. Some mineral aggregates, as clay, granite, limestone, sand, and sandstone, are included,...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |  | | Report (volume) | | Geologists: Bulletin, vols. 5, 6. American Institute of Mining Engineers: Transactions, vols. 65-67. New York...Mineralogist, vols. 6, 7. Menasha, Wis. American Mining Congress: Reports of 23d and 24th Annual Conventions...vol. 11. San Francisco, Calif. California State Mining Bureau: Bulletin, nos. 89, 90. San Francisco, Calif...Institute of Mining and Metallurgy: Transactions, vols. 23, 24. Montreal, Quebec. Canadian Mining Journal...38, nos. 1-2. Chapel Hill, N. C. Engineering and Mining Journal, vols. 111-114. New York. Engineers' Club |  | | Report (volume) | | Thorium Deposits in East-Central Idaho Southwestern Montana GEOLOGICAL SURVEY BULLETIN 988-H Uranium...Thorium Deposits in East-Central Idaho Southwestern Montana By ALBERT F. TRITES, JR., and EDWIN W. TOOKER ...______ Mine descriptions.._________________________________________ North Fork-Shoup district, Idaho___-__...claim_________________________________________ Blackbird district, Idaho_._______________________________ Calera..._____-_ Forney district, Idaho________________________________________ Singiser mine._______________ |  | | Report (volume) | | H. MclNTYRE Papers presented at the Northwest Mining Association Convention, Spokane, Washington, Dec...bulletin ; 1658A-S) "Papers presented at the Northwest Mining Association Convention, Spokane, Washington, Dec...Congresses. I. Mclntyre, David H. II. Northwest Mining Association (U.S.). Convention (1983 : Spokane...Volcanic Subsidence in the Custer Graben, Custer County, Idaho, by D. H. Mclntyre and K. M. Johnson. 109...in Middle and Upper Paleozoic Rocks of the Black-Shale Mineral Belt, Central Idaho, by Wayne E. Hall. 117 |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE:...agate, (banded, various colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N |  | | Report (issue) | | advance publication] Page (A) The Contact mining district, Nev., by Frank C. Schrader (B) The Rosebud...Parker______________________ (D) Phosphate rock near Maxville, Philipsburg, and Avon, Mont., by J. T. Pardee________________...part of the Contact district, Nev., looking northwest from the foothills east of Salmon Falls Creek_______...2. Geologic reconnaissance map of the Contact district-___ 3. Claim map of the Contact district_________________...on Sweeney Creek, SE% sec. 27, T. 6 N., R. 43 E.; B, Superficial fold exposed on Coal Creek, SW% sec. |  | | Journal (article/letter/editorial) | | S E P T E M B E R 3 0 . 1931 COREELATION OF MONTANA ALGONKIAN FORMATIONS* BY C. H. CLAPP AND C. F................................. 683 Belmont Creek to Salmon Lake.......................................................................... 6S3 Monture Creek to North Fork of Blackfoot River.................................................... 085 Arrastre Creek................................................................................... 686 Stonewall Creek to Red Mountain................................ |  | | 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) | | Bulletin nos. 26, 27; Museum Paper no. 7; County Report no. 1 (Clay County). Montgomery, Ala. Alberta, Scientific...Geologists: Bulletin, vols. 7, 8. American Institute of Mining and Metallurgical Engineers: Transactions, vols...Mineralogist, vols. 8, 9. Menasha, Wis. American Mining Congress: Reports of 25th and 26th Annual Conventions...nos. 1-28. San Francisco, Calif. California State Mining Bureau: Bulletin, nos 91-93. San Francisco, Calif...vols. 37, 38. Ottawa, Ont. Canadian Institute of Mining and Metallurgy: Transactions, vols. 25, 26; Monthly |  | | Report (volume) | | BUIJLETIN 528 GEOLOGY AND ORE DEPOSITS 1 OF LEMHI COUNTY, IDAHO BY JOSEPH B. UMPLEBY WASHINGTON GOVERNMENT...and animal life....................----.-----.....Mining.......................................................'....... Late Cretaceous or early Eocene granite............................. Dikes................................................ Relation to granite.......................................... Secondary.......................... 74 Mineralogy of Lemhi County ores....................................... 74 |  | | Report (issue) | | Mear the Oentral Part of the Lemhl Range, Lemhi County, Itlaho tJ.S, GEOLOGICAL SURVEY PROFESSIONAL PAPER...Near the Central Part of the Lemhi Range, Lemhi County, Idaho By EDWARD T. RUPPEL and DAVID A. LOPEZ ...near the central part of the Lemhi Range, Lemhi County, Idaho. (U.S. Geological Survey professional paper...Inyo Creek Formation ..................... West Fork Formation ..................... Big Creek Formation...Formation ...................... Apple Creek Formation .................... Gunsight Formation .......... |  | | Report (volume) | | publication] Page 1 � 1 (A) The Contact mining district, Nev., by Frank C. Schrader (B) The Rosebud...Parker� 121 (D) Phosphate rock near Maxville, Philipsburg, and Avon, Mont., by J. T. Pardee 175 (E) Geology...the Contact district, Nev., looking northwest from the foothills east of Salmon Falls Creek � 12 2. Geologic...reconnaissance map of the Contact district � 12 3. Claim map of the Contact district � 20 4. Geologic sketch map...map of the Nevada-Bellevue mine � 20 5. A, Typical topography of the Tongue River member of the Fort |  | | Journal (article/letter/editorial) | | by the mixing of Pb derived from the Cretaceous granite and Early Proterozoic crystalline rocks. Alternatively...host rocks, hydrothermal alteration of intrusive granite and surrounding rocks, high temperatures of ore...formation, and similar radiometric ages for the granite and mineralized veins. Introduction Late Cretaceous...argillaceous rocks are represented by the Garden Creek Phyllite and Ramshorn Slate. Calcareous rocks are...arenaceous rocks are represented by the Clayton Mine Quartzite and the Kinnikinic Quartzite (Table 1; |  | | Book (edition) | | Brazil their pegmatite gems. same material as granite, but so fine constituent minerals are not visible...from them weather the types of agates found in Montana. Metamorphic rocks include those of either of the...associated with such rocks. Because hard rock mining amateur will usually get is tedious and expensive...feldspar quarries in pegmatite deposits, mines and mine dumps, and from "float" deposits, minerals loose...the summer; neither is it wise to prospect in Montana or Maine in the as the winter. An scope, and |
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