 | | 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 (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._______________ |  | | 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...2. Granville Stuart established Montana’s first mining camp at Gold Creek in 1860. Geologic Provinces |  | | Journal (article/letter/editorial) | | Petzite was reported from the Red River District, Taos County, in 1904, and is the first recorded occurrence...coilected at a gold prospect in southern catron county, 41 miles northwest of Silver city. The tellurium...found in small amounts at the Aztec mine, ute creek District. A mine report (dated 1916)by E. H. perry...to identify the mineral. A detailed study of the mine later made by Chase and Muir3 showed tetradymite...mines in the organ District. oxidized tetradymite from the South Shaft of the Memphis mine exhibitecl, in |  | | Book (volume) | | Georgia Beginning in the northwest, where the Lookout and Sand mountains loom over rich agricultural...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: |  | | 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) | | production and reserve grades source, fineness, mining methods, other economic commodities and general...is useful for analyzing the roles genetics and mining method have on placer grades and volumes. Deposits...Individual workings are not included if deposit or district data are presented. A deposit was subjectively...and areas in Alaska, including sluice and drift mining. 5. Some volumes were estimated from deposit...is listed as a mining method for many deposits. Most placer mining methods (drift mining, dredging, etc |  | | Journal (issue) | | VANCOUVER, WASHINGTON 9:30 am to 6:30 pm Clark County P. U. D. Building 1200 }'ort Vancouver Way Vanc-ouver...informally by a pay-your-own dinner at the Old County Buffet by those who wish to attend. Any one wanting...in Minerals of Idaho. Minerals in the states of Montana and Oregon not well documented. We will start at...micros). What important quartz, gold, barite. calcite, apophyllite, stibnite, pyrite, and other mineral-;...display at the meeting. We will concentrate on Montana at another time. 4:00pm End of meeting. We would |  | | 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 (issue) | | ............................. President, Idaho Mining Association Jack Peterson .......................Carrietown Counties, Idaho Silver-Lead-Zinc District, Blaine and Camas Robert S. Darling Vii 193...Evenson Part C. History of Gold Mining on the Yankee Fork River, Custer County 223 George C. Stephens Part...SIX Geology of Southwest Montana 303 Southwest Montana Tlzrust Belt: Bannack to Melrose James W. Sears...top: Cougar Point Tufi Bnzneau Canyon, Owyhee County, Idaho. Photograph by Bill Bonnichsen. Mt. McCaleb |  | | Journal (article/letter/editorial) | | specimens, are either inaccessible or are in closed mining districts, or are closed for political reasons...City-D~Lamar Mining Dlstricts / J\. I,' -r-, - L..... ~ rl.. kl \ , 50 I 100 I Miles old mining and...scientific significance. In this index, the better known mining districts that have produced many high-quality...across, on blue thomsonite. Lucky Peak Dam, Ada County; Lanny Ream specimen and photo. Figure 3 (below)...cut near Pinehurst, Adams County; Lanny Ream specimen and photo. Ada County Lucky Peak Dam, on east side |  | | Report (issue) | | GEOLOGIC MAP OF THE BLACKBIRD CO-CU-AU DISTRICT, LEMHI COUNTY, IDAHO -114° 24’ 0.5” 45° 11’ 15.2” 30...Formation of Burmester and others (2016). ª ¬ ª ª Lookout structural block ¬ 45° 4’ 50.5” -114° 16’ 0.1”...quartz-tourmaline vein cuts banded siltite in the Lookout structural block. Ytbx Hydrothermal quartz-tourmaline...quartz-tourmaline breccia. At the Haynes-Stellite mine, cobaltite-bearing quartz-tourmaline breccia was...biotite in metasedimentary rocks of the Blackbird district as hydrothermal biotite. Lee (1958) determined |  | | Report (issue) | | Geology of the Coeur dl\lene District Shoshone County Idaho GEOLOGICAL SURVEY PROFESSIONAL PAPER ...I ' . Geology of the Coeur di\lene District Shoshone County Idaho By S. WARREN HOBBS, ALLAN B. GRIGGS...world's largest lead-, zinc-, and silverproducing mining districts UNITED STATES GOVERNMENT PRINTING OFFICE...Subdivisipn of the Belt Series in the Coeur d'Alene district _____________________________________ _ Correlation...the Belt Series in and around the Coeur d'Alene district ________________________ _ Problems in mapping |  | | Book (edition) | | Chapters on the Coeur d'Alene Mining District, the Blackbird Mining District, and the Sawtooth Mountains...Chapters on the Coeur d'Alene Mining District and the Blackbird Mining District, and to Ben Sheppard for reviewing...reviewing the chapter on the Blackbird Mining District. Those who contributed photographs, or specimens...or a vein of massive pyrite and chalcopyrite in a mine, so references such as these were not included....for a particular mineral may be a certain mine, but that mine may now have a new name, or may now be a |  | | Report (issue) | | 14 1. 2. 3. 4. 5. Asbestos ore Lead ore, Balmat mine, N. Y. Chromite, chromium ore, Washington Zinc ore...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 |  | | Report (issue) | | thrusts of the frontal Cordilleran thrust belt in Montana are warped over the hinge of the anticline (see...Valley is in the background. Photo by Hugh Dresser, Montana College of Mineral Science and Technology. ii...Overlap Two major thrust slabs in the west-central Montana COPd era I ieee sh ee a ee EG tia 8 HON wo James...Structural geology of the Armstead anticline area, Beaverhead County; MOntanaa® o.oo 6.5 «00 + WHEW see WEIR...belt-Rocky Mountain foreland interaction near Bannack, MOManas (25.25 bh a vk, « cae L. M. Johnson and |  | Vikre, P., Browne, Q. J., Fleck, R., Hofstra, A., Wooden, J. (2011) Ages and Sources of Components of Zn-Pb, Cu, Precious Metal, and Platinum Group Element Deposits in the Goodsprings District, Clark County, Nevada. Economic Geology, 106 (3) 381-412 doi:10.2113/econgeo.106.3.381 | Journal (article/letter/editorial) | | Group Element Deposits in the Goodsprings District, Clark County, Nevada PETER VIKRE,1,† QUENTIN J. BROWNE...California 94305-2115 Abstract The Goodsprings district, Clark County, Nevada, includes zinc-dominant carbonate...with Late Triassic porphyritic intrusions. The district encompasses ~500 km2 although the distribution...crystalline rocks of the craton. They consist of calcite, dolomite, sphalerite, and galena with variably...are exposed largely in the central part of the district: feldspar quartz porphyry, plagioclase quartz |  | | Book (volume) | | Most specimen collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods |  | | Book (volume) | | Most specimen collecting is done in the Lead-Zinc mining dists. of northwestern Illinois, the glacial drift...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods |  | | Journal (issue) | | scepter with pyrite, 7 cm, from Spruce Ridge, King County, Washington; Rick Dillhoff collection; Jeff Scovil...Acanthite with silver, 2.6 cm, from the Uchucchacua mine, Peru; Allan Young collection and photo. Amethyst...and Brendan Traw collection. Barite, 7 cm, from Lookout Point, Oregon. Aaron and Jade Wieting collection...prospectors. All of this activity gave a jump-start to mining interests and prospecting in the lands of the Pacific...beautiful quartz specimens from Denny Mountain and King County, Washington, and the zeolites from the coastal |  | | Report (issue) | | ___________________ -_-----Lode and placer gold deposits, Mohave County _______________________ _ California ________________________...studies at Bodie ___________ _ Mother Lode, Amador County __________ _ Tertiary gravels, Nevada City area..._ _ Geology of Hahns Peak and vicinity _______ Lookout Mountain area, eastern San Juan Mountains ________..._ Gold in ores from ewburyport district_ ____ Montana __________________________ Gravity survey at eihart... _ Aurora district_ ___________________ _ arlin mine __ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Copper |  | | Report (issue) | | Limestone ................................... . The Lookout and the Walden's Ridge Sandstone ........ .. Structural...General Description·' of the Fossil Iron Ores of Dade county Distribution ....................................................... . Conditions Favorable for Mining ................................ . Detailed Description...Description of Individual Iron Ore Deposits in Dade county Infroductory ....................................'~~·Y•···,·· • • .• •• l!'~t- ~~ Lot ·3/1, ;r8th. District ...............,.... ~ ..·.v.:•~• ..'"' 73 ' |  | | Report (issue) | | ANALYSIS AND ORE CONTROLS IN THE COEUR D' ALENE MINING DISTRICT, IDAHO by Rolland R. Reid1 Terry J. Hayden*... ABSTRACT Beltian rocks in the Coeur d' Alene district of Idaho, lying within the Lewis and Clark line...north of the district; comparable folds partly overturned trend WNW within the district, subparallel...also along the western margin of the district, and perhaps district wide. Uniaxial stress is indicated...faults (Class b) and veins General Sunshine mine data District-wide data Post-mineral faults Early fault |  | | Report (volume) | | it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals of wide distribution, such as quartz and calcite, have...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton; |  | | Report (volume) | | between these two periods has been a byproduct of the mining of other minerals, such as ilmenite or gold, and...minerals in order to reduce the overall cost of mining. Large deposits of bastnaesite, which have recently...market for rare earths in this country, but domestic mining operations are insecure because of the threat of...the price below the domestic cost of mining. The profitable mining of monazite is dependent on the market...Powderhorn districts of Colorado and the Lemhi Pass district of Idaho. It also occurs along with bastnaesite |
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