 | | 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 |  | | Journal (article/letter/editorial) | | Montana Mineral Locality Index Downloaded by [University of Nebraska, Lincoln] at 20:00 09 April 2015...2015 K NOWN AS THE TREASURE STATE, Montana is rich in mineral and gemstone localities. The state motto...with its representation of mining tools clearly proclaim Montana’s mining origins. Montana’s production...published describing the occurrence, collecting, mining, and cutting of the two state gemstones. Figure...Granville Stuart established Montana’s first mining camp at Gold Creek in 1860. Geologic Provinces The state |  | | Report (issue) | | Porphyry and Other Molybdenum Deposits of Idaho and Montana Joseph E. Worthington Idaho Geological Survey.................................... 3 Rocky Bar District—43 ................................................................................. 3 Devil’s Creek Prospect—46 .......................................................... 4 Liver Peak (a.k.a. Goat Creek)—4 .................................................................................... 7 Spring Creek—36 ............................................ |  | | Report (volume) | | Geology and ,0 e Deposits of the . Philipsburg Dis ict .Granite County, Montaria GEOLOGICAL SURVEY _BULLETIN... Geology and Ore Deposits of the Philipsburg District Granite County, Montana By WILLIAM C. PRINZ GEOLOGICAL...Nation's only battery-grade manganese dioxide district UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...northwestern part of the Philipsburg district. 2-6. Maps of part of the Philipsburg district, showing geology...5,180 feet. 7. Geologic sections of the Philipsburg district. 8. Longitudinal section of the lower part |  | | 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 |  | | 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 |  | | Journal (article/letter/editorial) | | dimorphous with raspite and is a member of the scheelite group. Stolzite is of rather restricted geologic...anglesite, raspite, pyromorphite, mimetite, and scheelite. Relatively uninspiring specimens of stolzite...Easthampton, Hampshire County, Massachusetts (Emerson 1895); Bartlett, Carroll County, New Hampshire; the... Providence County, Rhode Island; and historically at the Wheatley mines, Chester County, Pennsylvania...Pennsylvania, and the Silver Hill mine, Davidson County, North Carolina. It has been found sparingly in ores from |  | | Journal (issue) | | Scratch Awl Mine PhilipsburgMining District, GraniteCounty, Montana Larry B. French HC 46 Box 7204, Miles...french@midrivers.com The Philipsburg Mining District, immediately east of Philipsburg, Montana, occupies a relatively...relatively small area on the western slopes of the Flint Creek Range. The first discovery occurred in 1864 with...primary metal produced by the district, but after 1916, the Philipsburg district became the nations' leading...some gold were also recovered from the district ores. The Flint Creek Range was created by several of granitic |  | | Report (volume) | | Arizona__________________________ 208 Note on the Bisbee district, Arizona, by F. L. Ransome_ 209 Globe and Miami...Mexico____________________ 22J Burro Mountain district, New Mexico_____________ 222 , Cananea, Mexico...__ 233 Shasta County, California______ _ __ 234 Snowstorm lode, Coeur d'Alene district, Idaho__ _ 235...235 Encampment district, Wyoming_____________;___ 236 Ducktown, Tennessee______________________ Gossan...Queen of Bronze mine, Oregon_________ Boundary district, British Columbia : ___ 241 241 Vancouver, |  | | 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) | | Mineral Deposits of the Miners Gulch Area, Granite County, Montana Gold Placer Deposits and a Molybdenum Anomaly...Area, Granite County, Montana Colluvial Gold Placers Near Miners Gulch, Granite County, Montana Geology...Mineral Deposits of the Miners Gulch Area, Granite County, Montana A. Gold Placer Deposits and a Molybdenum...Molybdenum Anomaly in the Miners Gulch Area, Granite County, Montana By JEFFREY S. LOEN, MICHAEL J. BLASKOWSKI...Colluvial Gold Placers Near Miners Gulch, Granite County, Montana By JEFFREY S. LOEN This volume is published |  | | Report (issue) | | _________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...Lincoln County__-__-----_-----_-----___ Tern Piute district....... __ ___ ... Mineral County____-_______________...__ Rawhide district____ .________..__ Nevada Scheelite mine.. _ ______ Hooper No. 2 mine __ _____ _ _...mine_______________ Desert Scheelite and Gunmetal mines, Pilot Mountains_____________.____ Desert Scheelite mine..... |  | | Report (volume) | | In recent years, a significant proportion of the mining industry's interest has been centered on discovery... INTRODUCTION Gold exploration efforts of the mining industry in the last few years have centered on...Company; Edward I. Bloomstein of Santa Fe Pacific Mining, Inc.; Gail M. Jones of Western Geologic Resources...San Rafael, Calif.; Bruce A. Kuyper of Echo Bay Mining Co.; JeffS. Loen and John Childs of Lupine Minerals;...Sharon E. Lewis, Montana Bureau of Mines and Geology; Nolan Smith, Philipsburg, Montana, and Robert G. |  | | Report (volume) | | ...... 8 Geography and geology of the Boulder district........................... 8 Occurrence, vein............................................ 17 Scheelite............ r ................................... 38 CRYSTALLOGRAPHY OF FERBERITE FROM BOULDER COUNTY, COLO., by Waldemar T. Schaller.................. CONTENTS. CRYSTALLOGRAPHY OF PERBERITE PROM BOULDER COUNTY, COLO. Continued. Discussion of the prism zone...PLATE I. A, Fefberite inclosing finely brecciated granite, from Rogers tract, Nederland, Colo.; S, "Peanut |  | | Book (volume) | | Arizona California Colorado lowa Minnesota Montana Hawaii Kansas Nebraska North Dakota Oregon South...VOLUME 4 Northeast States Connecticut Delaware District of Columbia Illinois Indiana Louisiana Maine...Safety Precautions ........0.0... 0000 cece sees Mining Techniques - serena cere one ee Notes on Gem Faceting...white diamonds of Arkansas, the blue sapphires of Montana—America teems with treasures that its citizens...exclusively in the Blue Ridge Mountains of Mitchell County, North Carolina, to be true hiddenite. Preface |  | | Journal (article/letter/editorial) | | on Delaware Bay, is in the N / E part of Sussex County, Del. W e had an opportunity to examine some pebbles...Kingsville, Md. FLORIDA—From the western part of Pascoe County, Florida, we have 3 grayish calcite concretions...on the dumps revealed the following minerals: Scheelite in minor trace amounts fluoresce bluishwhite to...yellow under s.w. light. Associated with the scheelite is massive garnet and hornblende. Tremolite—occurs...new for us. "We find some nice pink and white granite with mica crystals which make nice specimens."—item |  | | Book (edition) | | 3: Southwest States California lowa Minnesota Montana Colorado Nebraska North Dakota Oregon South Dakota...Connecticut Arkansas Florida Georgia Kentucky Delaware District of Columbia Illinois Indiana Louisiana Maine...white diamonds of Arkansas, the blue sapphires of Montana—America teems with treasures that its citizens...exclusively in the Blue Ridge Mountains of Mitchell County, North Carolina, to be true hiddénjte: 12 + The...tourmalines of Maine and California and the sapphires of Montana, gems that are mined in commercial quantities and |  | | Journal (issue) | | Alves Minerals of the Black Pine mine, Granite County, Montana .........................................spessartine, topaz and pseudobrookite from Ash Creek near Hayden, Arizona .........487 by J. S. White...official gem ,” talc as the “ official m ineral,” and granite, slate and marble as the “ official state rocks...by Vermont Governor Howard Dean and attended by mining industry representatives, mine owners, representatives...California mineral collector, specializing in San Diego County and Baja California spec imens through purchase |  | | 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...the summer; neither is it wise to prospect in Montana or Maine in the as the winter. An scope, and...recent perhaps because of the decline in placer mining for gold in made dis- faces helps to distinguish |  | | 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) | | QUADRANGLES, PIONEER MOUNTAINS, BEAVERHEAD COUNTY, MONTANA Glendale, Mont., in 1883 (top). This old...holes of buildings remain of the town. Trapper Creek valley extends from upper left to lower right in...center of the valley are on either side of Canyon Creek valley and are underlain by the Quadrant Quartzite...Quadrangles, Pioneer Mountains, Beaverhead County, Montana ByE-AN ZEN A description of the stratigraphy...Beaverhead County, Montana. (U.S. Geological Survey bulletin ; 1625) Bibliography: p. 1. Geology-Montana-Pioneer |  | | 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 (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) | | 1987 INTRODUCTION A significant proportion of mining industry's interest in the last few years has been...These deposits include: Tennent Creek, Australia; Landusky-Zortman, Montana; Ertsberg, Indonesia; Andacollo...tin skarn environment associated with two-mica granite. Significant Au or Ag mineralization is not known...Bi-bearing skarns (Stormant) are known in the Moina Mining District, Tasmania, Australia, which is largely known...Gold Company; and Edward I. Bloomstein of Santa Fe Mining. GEOLOGIC DESCRIPTION Deposit type: Other Names: |  | | Report (issue) | | ORE DEPOSITS OF THE SIERRITA MOUNTAINS, PIMA COUNTY, ARIZONA. By F. L. RANSOME. INTRODUCTION. The Sierrita...prospects within what is locally known as the Papago district, although they appear to be included within what...called the Sierritas district. On the east side of the range lies the Pima district, within which are a...narrow fissures. The Pima district was organized in 1877. The Papago district is about 38 miles by road...foothill belt in which the pros-, pects of the Papago district are situated. 407 408 CONTRIBUTIONS TO ECONOMIC |
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