 | | Journal (article/letter/editorial) | | City zinc district, the Bumpass Cove iron-zinc-manganese district, the Sweetwater barite district, and the...deposits. The Ducktown copper district represents the most complex mining district and contains the largest...SW of Oak Ridge: maghemite (Monger 1986). Moore prospect, 4.5 miles SSE of Norris: calcite, chalcopyrite...mine) (Glenn 1925). Blount County Blockhouse prospect, 3-acre area 300 feet NW of Piney Grove Church...(D. Coskren, pers. comm.). Bradley County Brown prospect, on White Oak Mountain, 2 miles NW of McDonalds: |  | | Report (issue) | | MOUNTAIN DISTRICT Washington County, Idaho and IRON ORE DEPOSITS IN THE CLEARWATER DISTRICT Idaho County...1947 IRON ORE DEPOSITS OF THE IRON MOUNTAIN DISTRICT, Washington County, IDAHO CONTENTS Page Summary..... 5 General statement .....«..«.......*.. 5 Magnetite and specular hematite ores* ......« 6 Red hematite*...Sulphide deposits «..............* « 7 The Campbell Magnetite Deposit* ». « ^ » > 7 Geology ..................Estimates, Standard hematite ores 16 The Mortimer Magnetite Deposit* 16 Geology .........................16 |  | | Journal (article/letter/editorial) | | Mineralogist, Volume 103, pages 26–38, 2018 Magnetite-apatite deposit from Sri Lanka: Implications on...Geosciences Beijing, No. 29 Xueyuan Road, Haidian District, Beijing 100083, China 2 Department of Earth Sciences...ore-bearing rocks are mainly composed of low-Ti magnetite and chlor-fluorapatite. Our petrological and geochemical...along the suture zone to form the massive type magnetite and apatite; and (2) the cooling of the hydrothermal...fluids resulted in the growth of disseminated magnetite and the precipitation of sulfide minerals, followed |  | | Report (volume) | | are incomplete, but mines in the Mammoth mining district (fig. 1) may have produced as much as $1 million...adjacent to the old Mammoth Mine in the Mammoth district was in production during 1978. 1 2 MINARETS...Bliss prospect Crown Point-Nidever prospect Red Top Mountain prospects Minarets magnetite prospect Mark...Mark prospect Paved road Secondary road Trail )( Prospect Mammoth 'Jt mine Devils Postpile National...potential. • SUMMARY • 3 The Crown Point-Nidever prospect on Shadow Creek (fig. 1, No. 3) has about 9 million |  | | Report (issue) | | Magnesioferritc Magnetite (Titaniferous magnetite) (Titano-magnetite) (Chromium-bearing magnetite) Alaghemite...lampaditc, limonite, lithiophoritc, magnesite, magnetite, malachite, martite, microclinc, nontronite, paragonite...lcverrieritc(?), .lithiophoritc^ locllingitc, magnesite, magnetite, manganocalcite, man- 10 Localities by County...ilmcnite, kaolinite, lithiophorite, magnesite, magnetite, malachite, metahalloysitc, monazite, olivine...specularite, spcssartinc, steatite, titaniferous magnetite, tourma line, tremolite, tremolite-actinolite |  | | Report (issue) | | Road; turn onto soil road and preceed for 4.6 km. Prospect is 0.8 km southeast of house. Location WASH-1128...Village Road Cut (Route 302) Catherine Mountain Prospect 6. Branite Pegmatite Host H. G. Starret Columbite...195£. 1958. Source of information Knox County. Prospect is south Morrill and of Route 1; 0.8 km east of...of gravel pit 93 m to opening. Hancock County. Prospect is Emmor.s, 1910; located 0.8 km east of Fox Pond;...autunite Columbite, autunite Nate Perry Petallite Prospect Nevel Quarry 23. Autunite, columbite, uraninite |  | | Book | | Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...assemblage of the vein-dike consists of ilmenite. magnetite, anatase, biotite, microcline and minor fluorapatite...well as good specimens of epidote, pyroxene, magnetite, titanite and other species. Equant, complex crystals...with crystals of corundum, rutile, zircon and magnetite. Russian scientists have made detailed studies...be found sporadically in old mine workings and prospect pits along the 50-krn length of the Ilmeny Mountains |  | | Journal (article/letter/editorial) | | at Olympic Dam, Australia, and the Kiruna Iron District in northern Sweden (e.g., Oreskes and Einaudi...1990; Nuelle et al., 1992; Sidder et al., 1993). Magnetite mineralization is best developed in elongate,...1993). REE-rich breccia pipes crosscut the zoned magnetite–apatite deposit at the Pea Ridge mine where the...igneous-related hydrothermal processes produced early magnetite mineralization overprinted by hematitic alteration...along faults and lithologic contacts within the magnetite body. A U-Pb date of 1.466 ⫾ 0.004 Ga on xenotime |  | Chen, H., Clark, A. H., Kyser, T. K., Ullrich, T. D., Baxter, R., Chen, Y., Moody, T. C. (2010) Evolution of the Giant Marcona-Mina Justa Iron Oxide-Copper-Gold District, South-Central Peru. Economic Geology, 105 (1) 155-185 doi:10.2113/gsecongeo.105.1.155 | Journal (article/letter/editorial) | | Giant Marcona-Mina Justa Iron Oxide-Copper-Gold District, South-Central Peru HUAYONG CHEN,1,†,* ALAN H...grades (346.6 Mt @ 0.71% Cu). The emplacement of magnetite orebodies with uneconomic Cu grades (avg 0.12%)...generated, respectively, cummingtonite and phlogopite-magnetite assemblages through high-temperature Mg-Fe metasomatism...swarm of massive magnetite orebodies, in turn overprinted by subordinate magnetite-sulfide assemblages...assemblages. Magnetite and weak Cu and Zn sulfide mineralization coincided with a 156 to 162 Ma episode of andesitic |  | | Report (issue) | | Regional Geology of the St. Lawrence County Magnetite District Northwest Adirondacks, New York GEOLOGICAL... Regional Geology of the St. Lawrence County Magnetite District Northwest Adirondacks, New York By A. F....1891Regional geology of the St. Lawrence County magnetite district, northwest Adirondacks, New York, by A. F...1891Eegional geology of the St. Lawrence County magnetite district, northwest Adirondacks, New York. 1962. (Card...Lawrence Co. 2. Geology Adirondack Mountains. 3. Magnetite ores New York (State) St. Lawrence Co. I. Leonard |  | | Report (issue) | | pp no.t 7,195S Geology and Magnetite Deposits of Dover District, Morris County New Jersey By PAUL...faulting 57 Summary of geologic history of the district 58 Magnetite deposits 58 Types of deposits Chemical composition...59 Mineralogy 59 Opaque minerals ._ _ _ _ 59 Magnetite Hematite 59 Martite 60 Ilmenite_ 60 Pyrite 60...in the district and in this report 64 Lath-shaped bodies 64 66 Pod-shaped bodies_ Magnetite Deposits—Continued...pre-Cambrian magnetite deposits Relations of deposits to country rocks Relation of magnetite deposits to |  | | Report (issue) | | ton, and accessory copper at the Chanchelulla prospect. The area has a low potential for other metallic...a more detailed study of the magnetite vein at the Iron Chief prospect would provide evidence on the...compare with the stream sediment and mine and prospect values that were examined within their geologic...including 8 limestone samples from the Potato Creek prospect (loc. B, fig. 3) and 11 placer samples. Threshold...mineralized vein material from the Chanchelulla Prospect (loc. A, fig. 3) and contains silver, copper, |  | | Report (issue) | | 1921 and 1922 was devoted chiefly to the Wrangell district. A part of the results have already been published...understanding of the occurrence of ores in the district examined is by no means complete. Therefore, the...with the gold and silver deposits of the Hyder district and the copper and nickel ores of Chichagof and...Ketchikan district, and of the mainland from Port Houghton to Taku Inlet, in the Juneau district. From August...the description of the Cripple Creek prospect in the Hyder district, and other data. He is also under obligations |  | | Report (issue) | | Director Bulletin No. 21 ' I • THE GEOLOGY AND MAGNETITE I. DEPOSITS'OF' NORTHERN, ST~ 'LOUIS ,'COUNTY... Bulletin No. Director 21 THE GEOLOGY AND MAGNETITE DEPOSITS OF NORTHERN ST. LOUIS COUNTY, MINNESOTA...however, had not been surveyed in detail. The district for the most part is heavily forested or cut over...colors would have been prohibitive. Although the district includes the important mining centers of the Vermilion...the 111 vi PREFACE central features of the district and although the ores connected with them, so |  | | Report (issue) | | -------------------------------------183-218 MAGNETITE ORES____ -- ---------------------------------...----------------------183-185 Ti tanif erous Magnetite ores __________ -----------------------------...Georgia are red hematite and brown hematite. Magnetite is known to occur at several localities in the...the Rockwood formation, Upper Silurian in age; magnetite is found widely distributed in the igneous and...mode of occurrence. The deposits in the Cedartown District have largely resulted from this process of deposition |  | | Report (issue) | | Ore Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York GEOLOGICAL... Ore Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York By B. F. LEONARD...Development of magnetite ores (1830-1939)______ Recent discoveries and development of magnetite ores (194..._______ Rocks of the St. Lawrence County magnetite district. Metasedimentary rocks and migmatites____..._____..__ Occurrence of the magnetite deposits._____________ Position of magnetite deposits with respect to |  | | Report (volume) | | platinum-group elements DESCRIPTION: Disseminated magnetite and chromite in dunite and small, discontinuous...secondary chalcocite, covellite, native copper, and magnetite. Sulfide and oxide minerals are along cracks and...Silver, gold, copper, and zinc Kasaan Peninsula district Paleozoic copper-iron (molybdenum) skarn Produced...rocks DESCRIPTION: Contorted tabular masses of magnetite, chalcopyrite, and pyrite and gangue of calcite...with chalcopyrite, magnetite, and calcite. Skarns to south contain hornblende, magnetite, chalcopyrite, and |  | | Journal (article/letter/editorial) | | Mineral. Petrol. 29, 163-79. MacGregor, 5. D. (1974) Am. Mineral. 59, 110-19. - - a n d Basu, A. R. (1974)...Mineral. Petrol. 59, 261-79. Mysen, B. O. (1976) Am. Mineral. 61, 677 83. Nielson-Pike, J. E. (1976)...calc-silicate hornfels exposed near an old magnetite prospect that had been described briefly by Lacroix...Longmans, London. Ito, J., and Arena, J. E. (1970) Am. Mineral. 55, 880912. Lacroix, A. (1900) Bull. Serv |  | | Journal (issue) | | Gary Grenier Ellis Wolfe HISTORICAL CONSULTANTS Martin Anne Robert T. Curran, Jr. Richard Hauck Roger...forging of i ro n . A l t h ough more than s i x ty magnetite mi nes were worked in the Highlands, few produced...mjne, for exa mple, was a sou rce o f superb magnetite crystals, as was the Forest or Dean mine (B eck...eck, 1 842 ) . B u t there was one magnetite mine whose name is fam iliar to m i n eral collectors everywhere:...Highlands ( Isachsen et al, 1 99 1 ) . Nu merous magnetite ore bodies, of which the Tilly Foster is perhaps |  | | Journal (article/letter/editorial) | | Mineral. Petrol. 29, 163-79. MacGregor, 5. D. (1974) Am. Mineral. 59, 110-19. - - a n d Basu, A. R. (1974)...Mineral. Petrol. 59, 261-79. Mysen, B. O. (1976) Am. Mineral. 61, 677 83. Nielson-Pike, J. E. (1976)...calc-silicate hornfels exposed near an old magnetite prospect that had been described briefly by Lacroix |  | | Report (issue) | | Boogardie Orbicular granite from the Mount Magnet district. This rare and visually attractive granite with....................................17 Horseshoe prospect .............................................................................49 Kimberley Ice prospect (western dome) ...................................................................79 Colemans prospect ...............................................................................89 Quarry Camp prospect QC6 ......................................... |  | | Thesis/Dissertation | | for facetgrade grossular garnet. His grossular prospect was. a failure but he did succeed in discovering...proportionately with decreasing altitude. Small pods of magnetite 33 Table 2. Mineral species of the skarris...Vesuvianite Laumonite ? Wad Limonite Unidentified Magnetite 34 are found at two places at the contact of...largely on the distributions of grossular and magnetite are simply shown on the distribution plots of...Barite Hemimorphite Bornite Limonite Calcite Magnetite Cerussite Malachite Chalcopyrite Massicot |  | Gualtieri, James Louis, Thurber, H.K., Miller, Michael S., McMahan, Areal B., Federspiel, Frank F. (1975) Mineral resources of additions to the Alpine Lakes study area, Chelan, King, and Kittitas Counties, Washington. Open-File Report Vol. 1975 (75-3) US Geological Survey doi:10.3133/ofr753 | Report (issue) | | Upper West Fork Miller River-Bear Creek area Napco prospect Bear Creek prospects Cleopatra mine Aces Up mine...Lower Mineral Creek area Durrwachter prospect Copper Queen prospect Lower West Fork Miller River area Akishin...Coney Basin mine Lower Cleopatra prospect Black Dike prospect Lynn prospect Miscellaneous prospects Money...Creek area Damon mine Apex mine Great Republic prospect Goat Creek shear zone Miscellaneous prospects...Huckleberry Mountain area White Cat prospect Hughes-Wayman prospect Copper Queen claims Miscellaneous prospects |  | | Report (issue) | | Geologic and index map ot the La~ County, Idaho, clay district. l"-4 miles. 2. Topographic and geologic map,...1'ile "The &ntimony deposits of the Antimonio district, State ot Sonora, Mexico 11 1 accompanied b,y...State of Sonora, Mexico. 2. Map of the Antimo district. Barite 2/ll/46 GEORGIA Rartow Geological Survey..."Report, Parrott Springs barite mine 1• Cartersville district, Bartow County, Georgia", by T. L. Kesler, and...the Parrott Sprin,gsbarite mine, Cartersville district, Bartow County, Ga. 1 11-50 '• 2 PRF~S RELFASES |  | Brew, David A., Johnson, B.R., Grybeck, Donald, Griscom, Andrew, Barnes, D.F., Kimball, A.L., Still, J.C., Rataj, J.I. (1978) Mineral resources of the Glacier Bay National Monument Wilderness Study Area, Alaska. Open-File Report Vol. 1978 (78-494) US Geological Survey doi:10.3133/ofr78494 | Report (issue) | | Astrolabe-De Langle stock De Langle'Mountain magnetite prospectOther mineralization in vicinity Remainder...Glacier deposit vicinity C-161 Tarr Inlet knob prospect and vicinity C-162 North side of Johns Hopkins...Chief (Joe's Dream) prospect C-222 Rambler (Challenger) prospect C-230 Galena prospect C-233 Sunrise...Sunrise prospect C-233 A. F. Parker prospect C-234 Hop along prospect C-236 Whirlaway prospect C-237...Mt. Parker area C-: 237 Russell Island gold prospect C-238 Ptarmigan Creek basin C on c lus ion Remainder |
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Magnetite prospect, Kleinwöllmiß, Sankt Martin am Wöllmißberg, Voitsberg District, Styria, Austria