 | | Report (issue) | | General Geology of Santa Rita Quadrangle Grant County, New Mexico By WILLIAM R. JONES, ROBERT M. HERNON...structural framework of a major base-metal mining district UNITED STATES GOVERNMENT PRINTING OFFICE...Tertiary age___________ Granodiorite of the Hanover-Fierro pluton and apophyses_ ______________________________...stocks_____Deformation related to the intrusion of the Hanover-Fierro pluton_ ____-______---_---Deformation related...the intrusion of dikes and plugs. Formation of Hanover Hole..________________ Deformation of Miocene ( |  | | Report (issue) | | prospects of the Tyrone stock and vicinity, Grant County, New Mexico By D. C. Hedlund 1 Open-File Report...of the quartz-pyrite veins of the White Signal district............................... Quartz-molybdenite.... Quartz-pyrite veins, including White Signal district............... Silver-lead-manganese oxide veins...prospects of the Tyrone stock and vicinity, Grant County, New Mexico.......................... in pocket FIGURE...Big and Little Burro Mountains of southwestern New Mexico. Geologic and aeromagnetic mapping, geochemical |  | | Journal (article/letter/editorial) | | distributed localities in Utah, Arizona, and Sonora, Mexico, indicate that the older Precambrian basement throughout...plutonism approximately 1350 m.y. ago in Arizona, New Mexico, Colorado, and Wyoming on the basis of ages of...geochronological picture. We shall present, in addition to new measurements, a compilation of all the existing dates...on periods of metamorphism and intrusion. All the new data presented in this paper were obtained by the...were very valuable. This work was supported by a grant from the National Science Foundation and a contract |  | | Report (issue) | | New Mexico Bureau of Mines & Mineral Resources A DIVISION OF NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY...and Nancy Gilson New Mexico Bureau of Mines and Mineral Resources, Socorro, New Mexico 87801 SOCORRO,...1996 11 NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY Daniel H. Lopez, President NEW MEXICO BUREAU OF...REGENTS Ex Officio Gary Johnson, Governor of New Mexico Alan Morgan, Superintendent of Public Instruction...ESSER, Lab Technician ROBERT W. EvELeth, Senior Mining Engineer NANCY S. GILSON, Assistant Editor KATHRYN |  | | Report (issue) | | OR PROFE SIONAL PAPER 68 THE ORE DEPOSITS OF NEW MEXI.CO BY WALDEMAR LINDGREN, LOUIS C. GRATON AND...PRQ)tESSIONAL PAPER 68 T·H E ORE DEPOSITS O.F NEW MEXICO.. . . ., .,· ;,.: BY WALDEMAR LINpGREN,........ . J,5 Historical sketch of mining and smelting in New Mexico....... . . . . . . . . . . . . . ....... : . .............. - ........ .. . . T~os County, by L. C. Graton and W ..Lindgren ..... ................. . . , ... -.. . Rio Hondo. (Twining) district . . . . . . . . . . . . . ................... |  | | 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...Prof. H. E. Gregory, Sheffield Scientific School, New Haven. Delaware.........Prof. B. L. Miller, Lehigh...Tangier Smith, Berkeley, Cal. New Jersey...... .Dr. H. B. Kummel, Trenton. New York.........Mr. D. H. Newland |  | | Report (issue) | | _________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____ ____ Pag« 59...63 Good Hope barite mine, Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten...Ltd., mine...... --_--______.______ Lincoln County__-__-----_-----_-----___ Tern Piute district.........district____ .________..__ Nevada Scheelite mine.. _ ______ Hooper No. 2 mine __ _____ _ _ Yankee Girl mine_______________...Mountains_____________.____ Desert Scheelite mine..... _______ Gunmetal mine _ ___________ _ Manganese-tungsten |  | | Journal (article/letter/editorial) | | in the Precambrian Complex of Gold Butte, Clark County, Nevada A VOLBORTH Geological Society of America...org/cgi/alerts to receive free e-mail alerts when new articles cite this article Subscribe click www...scope of their employment. A. VOLBORTH Nevada Mining Analytical Laboratory, University of Nevada, Reno...in the Precambrian Complex of Gold Butte, Clark County, Nevada Abstract: The Precambrian complex of the...and consists of gray porphyntic perthite-quartz-biotite granites and quartz monzonites (adamellites) that |  | | Report (chapter) | | Rare-Earth Pegmatltes of the LIBRARY South Platte District, Colorado · by Wm. B. Simmons and E. Wm. Heinrich...Oregon No. 2~ pegmatite, South Platte pegmatite district, Colorado. This striking example graphically illustrates...structural zonation of the pegmatites of this district. A fifty foot high column (40 feet across at the...the core is corroded and replaced by a hematite-biotite replacement unit. Plate 3 is a geologic map of...PLATTE DISTRICT, COLORADO by Wm. B. Simmons, Jr. Department of Earth Sciences University of New Orleans |  | | | | surrounded ce ne white calcite, from!iheBluebell Mine; Riondel, Digitized by the Internet Archive...land surface and boasts one of the most productive mining areas in the world. The Shield’s rich deposits...form the eastern coastline from Newfoundland to New York. Further south a flat plain of sedimentary rock...(41795): Massive native gold in quartz. Mcintyre Mine, Timmins, Tisdale Tp., Cochrane Dende TOntaae ...Antonio Mine, Bissett, Manitoba; McIntyre Mine, Timmins, Tisdale Township, Cochrane District, Ontario; |  | | Report (volume) | | ....................................... 102 District of Columbia .......................................... New Hampshire........................................................... 190 201 New Jersey.............. New Mexico............................................................. New York. .........F. C. Schrader: Besides giving several thousand new localities of mineral deposits and adding more than...to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to |  | | Journal (issue) | | Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini...the words of the original discoverers. Adelaide Mine, Tasmania, 1971, 2012 Albert Chapman wrote one such |  | | Journal (article/letter/editorial) | | EconomicGeology Vol. 82, 1987, pp. 1239-1258 District-ScaleAlteration Associatedwith MassiveSulfideDepositsin...mineralizedareasof the Mount Read Volcanics defines a district-wide zonation which is subconformable with massive...Severalcomplexassemblages involvingthe aboveminerals;biotite, magnetite,pyrite, andtourmalineare characteristic...(Reid and Meares,1981). The Hellyer depositis a new discoveryof at least19 mil0361-0128/87/706/1239-2052...•-• CentralBelt,granite I • HELLYER {•UE RIVER MINE Mt. ß Charter ......• Lake Beatrice Sequence • |  | | Report (issue) | | LODGE CANYON QUADRANGLES, LINCOLN COUNTY, NEVADA, AND IRON COUNTY, UTAH by Myron G. Best, Jeffrey D....deposit of fine-sand and silt-sized glass shards and biotite overlain by 28 to 60 cm of pinkishgray reworked...deposit of fine-sand and silt-sized glass shards and biotite overlain by 17 to 150 cm of pinkish-gray reworked...include quartz and lesser plagioclase and sanidine; biotite is rare. Vapor-phase quartz and topaz less than...mm in diameter of quartz, feldspar, and sparse biotite. Lapilli and blocks of pumice and dark volcanic |  | | Report (issue) | | 83 New Mexico Bureau of Mines & Mineral Resources A DIVISION OF NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY...of Western Grant County, New Mexico by Elliot Gillerman NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY...TECHNOLOGY KENNETH W. FoRD, President NEW MEXICO BUREAU OF MINES FRANK E. & KoTTLOWSKI, MINERAL RESOURCES...REGENTS Ex Officio Jerry Apodaca, Governor of New Mexico Leonard DeLayo, Superintendent of Public Instruction...PATRICIA E. CANDELARIA, Secretary JAMES M. ROBERTSON, Mining Geologist RoNALD J. RoMAN, Chief Research Metallurgist |  | | Journal (issue) | | free throughout the series, as they are needed. NEW ZEALAND Subscriptions Telephone (09)308 2871, fax...It was extracted from the Earth at the Pedra Alta Mine, San Geraldo do Baixio (Brazil). Below: A brooch...Washington DC (USA), who made a particular study of the geology of Crestmore in Riverside County, California...pale blue calcite and greenish brown vesuvianite (Mexico). Left Creamy white foshagite on a base(matrix)...in Riverside County, California (USA)—it is against specimens from here that potential new finds are tested |  | | Journal (issue) | | 4 cm -high specimen is from the DeMaria mine in Placer County, California. (Jeff Scovil Photo/Brett Keller... collecting run-of-the-mine specimens by Steve Voynick Montana Placer Mining .........................jewelers since 194 4. Never miss an opportunity. The new portable Foredom® micro-motor offers everything you’d...Rockhound Roundup Gem & Mineral show in Deming, New Mexico. People were always posting pictures of and talking...nice stones that were brought to the show from Mexico. I am learning that if you want to get the best |  | | Journal (article/letter/editorial) | | Mineral Occurrences ITEMS ON NEW FINDS ARE DESIRED £ _ . PLEASE SEND THEM I N . Abbreviations: x l —..."Here is an item for World News! "From the Rawley mine at Theba, Ariz., we have found mimetite (acicular...here we went to what we believed was the Old Dick Mine in the same area and found pyrite, chalcopyrite..."Theba is in Maricopa County on Route 80, 5 miles S / W of Gila Bend and the mine is off the road to Painted...believe the Rawley mine was worked for barite. The Bagdad mine was a low grade copper mine. "I have micros |  | | Book | | forn1 the eastern coastline from Newfoundland to New York. Further south a flat plain of sedimentary rock...native gold in quartz. McIntyre Mine, Timmins, Tisdale Tp., Cochrane District, Ontario. Width of specimen:...Canada's Best Localities: San Antonio Mine, Bissett, Manitoba; McIntyre Mine, Timmins, Tisdale Township, Cochrane...Cochrane Distiict, Ontario; Darwin Mine, McMUJTay Township, Algon1a District, Onta1io; nuggets occur in placer...nugget recorded is fro1n Carson Hill, California, USA, weighing 72.78 kg. Transylvania, Ron1ania; Rorai |  | | Journal (article/letter/editorial) | | Celestite, calcite, quartz xls and selenite from New York State, Electrolytic nickel, Franklin fluorescents...I WISH TO EXCHANGE MINERALS. Send your list for mine. Wallace Knapp, 60 South Street, Rhlnebeck, N. Y...Calif. MINERALS FOR EXCHANGE. Send your list for mine. Geo. Fales, Cashmere, Washington. EXCHANGE: I...analcite from Rosarera, Baja California Territory, Mexico. W i l l trade for other minerals. Roy Shoemaker... EXCHANGE — for cutting material. Minerals from New York, Connecticut, Ontario. Fluorescents, fossils |  | | Book (edition) | | about 3,000 different types of known minerals, and new ones are constantly being discovered. Basically...igneous rocks that have been transformed into a new mineral composition by extreme heat and pressure...afield and do a little prospecting on your own for new deposits. Very often known locations have been picked...navigate back to your camp or vehicle, and also map any new locations you find. If you are a novice collector...Japanese twin. Clear quartz crystal cluster, Arkansas, USA, 6" x 5". When clear quartz crystal is infiltrated |  | | Report (issue) | | that the fault offset is limited. The Dale mining district in the Pinto Mountains has produced gold ore...hematite-magnetite deposits at the Iron Age and Snowflake mines, also associated with Jurassic hypabyssal...Cretaceous)-ln the Coxcomb Mountains. Medium-grained biotite granodiorite having coarse-grained (1-2 cm) alkali-feldspar...Pass. Medium-grained hornblende-bearing sphene-biotite granodiorite containing alkali-feldspar phenocrysts...alkali-feldspar (as wide as 8 cm), quartz, plagioclase, and biotite. Phenocrysts present in intermediate-composition |  | | Journal (article/letter/editorial) | | VRAM 84(6) #428658 Holdover The Graphites of New York SCIENTIFIC AND AESTHETIC SURPRISES Downloaded...University of Technology] at 06:28 15 August 2013 New York State hosts graphite deposits that have been...CHAMBERLAIN Center for Mineralogy 3140 CEC New York State Museum Albany, New York 12230 sccham2@yahoo.com GEORGE...Mineral Museum and the Department of Geological and Mining Engineering and Sciences Michigan Technological...Graphite rosettes from Leib’s Moonstone mine, Bloomingdale, Essex County. This specimen (8 cm across), collected |  | | Report (issue) | | Deposits of the Poncha Springs NE Quadrangle, Chaffee County,Colorado By RALPH E. VAN ALSTINE With a section...Prepared in cooperation with the Colorado State Mining Industrial Development Board UNITED STATES GOVERNMENT...Alstine and Doak C. Cox _________ _ Colorado-American mine ______________ -_Delay adit and Lloyd shaft ____...--_-----_Manganese Hill and Chimney Hill mines_Last Chance mine _________________ -_-_Other fluorspar deposits ________...map of the Colorado-American fluorspar mine, Browns Canyon district. Geologic map of underground workings |  | | Journal (issue) | | % \ ' . / 1/ ■ l i ; BETAFITE Silver Crater Mine, near Bancroft, Ont., Canada Banks & Haefner Collections...listed on our General List if 20 and our latest New Arrivals Lists. Send for your copies today. Both...—French Morgan NEW LOCALITY FOR STRONTIANITE IN CANADA—Sean A. Lochnan DEPARTMENTS NEW MINERALS—Conducted...the history of our people and of the fact that mining is a major Photo on the Front Cover The photo on...two crystals of betafite from the Silver Crater Mine, near Bancroft, Ont., Canada. The single crystal |
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