 | | Report (volume) | | 147 N., R. 84 W., 4 km N of Riverdale, McLean County, N. Oak. Named for Aggie Brown Coulee, which flows...NW1/4NW1/4SW1/4SW1/4 sec. 17, T. 85 N., R. 7 W., Linn County, Iowa. A-L Peak Rhyolite Oligocene 1. New Mexico...structures in the San Mateo Mountains, Socorro County, New Mexico: New Mexico Geol. Soc. Spec. Pub. 5...Mountains, 10. sees. 33-35, T. 4 S., R. 6 W., Socorro County, N.Mex. Anapra Sandstone 1. Early Cretaceous 2...6. 7. 9. 10. at Cerro de Cristo Rey, Dofta Ana County, New Mexico, Appendix 2 in Lovejoy, E. M. P., Geology |  | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist | | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst |  | | Report (volume) | | Nye County, Nevada Mineral Resources of the Arc Dome Wilderness Recommendation Area, Nye County, Nevada...Arc Dome Wilderness Recommendation Area, Nye County, Nevada I by Gerald F. Brem ... [et al.]. p. em. -...no. : I 19.3:1961 1. Mines and mineral resources-Nevada-Arc Dome Wilderness. 2. Arc Dome Wilderness (Nev...Area (4-667), Toiyabe National Forest, Nye County, Nevada. The area was classified as a proposed wilderness...(RARE II) by the Forest Service, January 1979. The Nevada Wilderness Protection Act of 1989 (S. 974) set |  | | Report (issue) | | INTERIOR U.S. GEOLOGICAL SURVEY MINERAL SUMMARIES for NEVADA U.S. Bureau of Land Management Wilderness Study...the U.S. Government iMenlo Park, CA 94025 1990 Nevada Briefing Book U.S. Geological Survey and U.S. Bureau...BUREAU OF LAND MANAGEMENT WILDERNESS STUDY AREAS IN NEVADA 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14....Mountains Carson Iceberg Cedar Ridge China Mountain Clan Alpine Mountains Clover Mountains Cougar Canyon...Peak Pigeon Spring Pine Creek Pole Creek Poodle Mountain Pueblo Mountains Quail Springs Queer Mountains |  | | Report (issue) | | Assessment of the Tonopah 1° by 2° Quadrangle, Nevada by Greta J. Orris and Frank J. Kleinhampl U.S...Tonopah 1° x 2° quadrangle, Nevada, covers over 19,000 km2 in central Nevada. The region is largely dominated...by the alternating north-trending valleys and mountain ranges of the Basin and Range physiographic province...about 50 percent of the total area. The major mountain ranges and valleys are shown in figure 2. Pre-Tertiary...and compose the deformed rocks of the Roberts Mountain and Golconda allochthons. To the east, the allochthonous |  | | Report (issue) | | Glenwood Springs section EE6 Oilman section EE7 Sherman Mine section EE7 Fourmile Creek section EE7 Dolomitized...Leadville Dolostone, Oilman, Colorado EE9 5. Photographs of zebra structures in the Leadville Dolostone, Sherman...Sherman Mine, Colorado EE11 6. Diagram showing carbonate rock types and environments of deposition for...supratidal and intertidal lime mudstone, gypsum, and dolostone. In more open-marine environments Tournaisian...Survey, Reston, Virginia 22092. composed of dolostone, lime mudstone, arenaceous-ooids, crinoids, foraminifera |  | | Report (volume) | | Geophysics 27 Mineral resources-locatable minerals 28 Mining and exploration history 28 Metals 29 36 Industrial...80 Areas of unknown resource potential 80 Area Ul-Lone Cedar Creek 80 Area U2-Iron Bog and Leadbelt Creeks...principal mining districts within or partially within the Forest 10 5. Map showing location of type mine localities...Mineral-materials transactions 1983-1986 7 Type mine localities for mineral deposit types 8 Description...Geochemical signatures of mineral deposit types at type mine localities 18 Size classification of deposit types |  | | Report (issue) | | of the Cracow-Silesian Mississippi Valley-type district, southern Poland, with Mississippi Valley-type...MVT district 5 Time of mineralization 6 Source and migration of the ore fluids 7 District ore controls...of the Cracow-Silesian Mississippi Valley-type district, southern Poland, with Mississippi Valley-type...of the Cracow-Silesian Mississippi Valley-type district, southern Poland, provide new constraints on the...provide a basis for comparing the CracowSilesian ore district with deposits of the Mississippi Valley-type in |  | | Report (issue) | | APPROXIMATE SYNONYM DESCRIPTION complexes SUBTYPE DATE Alpine type chromite December 6, 1982 OF (REFERENCE)...Norte Cty, CA Santa Helena, Antioquia, Colombia Goto Mine, Luzan, P.I. References Wells, F. G. et al 1946...Tanama, Puerto Rico Dos Pobres, Arizona Copper Mountain, B.C., Canada References Cox, unpublished data...upward from Mo+Cu to Cu, Au to Zn, Buckingham, Nevada USSR deposits References Blake and others, 1979...(Cyprus), York Harbor, (Canada) Turner-Albright, (USA) References 3.1 (continued) Petersen and Zantop |  | | Book | | processes can be observed directly. We can watch mountain streams tumble pebbles as they flow downhill to...field full of rounded pebbles at the base of a mountain, I don't suspect that the site is an ancient volcano...also occur. When two continents collide, huge mountain ranges are formed, as crustal rocks are either...P L AT E 8 Chalcopyrite and Calcite. Groundhog mine, Vanadium, New Mexico. 4 x 5 cm. Thesecrystals formed...the diamonds clearly do not form in them. Placer mining employs water to separate gems or precious metals |  | | Report (volume) | | 31 HAZARDS AND RELATED STUDIES The 1993 Nelson Mountain Landslide, Chitina Valley, southern Alaska, an...Possible active fault traces on or near the Castle Mountain Fault between Houston and the Hatcher Pass Road...Proterozoic-age formations in the vicinity of Lone Mountain, McGrath quadrangle, west-central Alaska Loren...center are described in an article on the Castle Mountain fault. An article on Aniakchak volcano presents...was evaluated downstream from an abandoned mercury mine and a site downstream from placer mines in the Kuskokwim |  | | Journal (issue) | | JULY–AUGUST 2019 Articles The Auglaize quarry, Paulding County, Ohio ...........................................matrix, 5.5 cm, from the Auglaize quarry, Paulding County, Ohio. Joe and Susan Kielbaso collection; Jeff...$324/three years, (Canada) $186/one year, (outside USA other than Canada) $265 for one year Subscription...included a definitive suite of minerals from Delaware County, Pennsylvania (which he sold to Steve Carter of...involvement in collecting the great Bunker Hill mine pyromorphite bonanza, was born in Spokane, Washington |  | | Journal (issue) | | ASTORITE 16 An attractive pink gem beaming with mining lore. By Helen Serras-Herman A LUCKY ROCKHOUND’S...calcite. We also use dolomite in its massive form, dolostone. Which brings up two questions: “How do we distinguish...“How do we distinguish between limestone and dolostone?” April 2017 11 Is It Calcite or Dolomite?...crystal faces or, as scientists now call it, dolostone. We have even named on your specimen. Dolomite...Dolomite crystals, because of an unusual a whole mountain range in southern Europe the Dolomites! internal structure |  | | Book | | Office of Research Snake River Section, Society of Mining Engineers Idaho Association of Geoscientists (IAPG)... Field Guide to the Southeast Idaho Phosphate District 269 Ray M. Petrun 17. Regional Geology and...Snake River Plain, and the Lemhi and Beaverhead Mountain Ranges Bordering Birch Creek Valley, Idaho Kathleen...the Rocky Mountain Section of the Geological Society of America— The Last Best Rocky Mountain Section GSA...ranging from river incision to volcanism to phosphate mining, and geologic periods ranging from Proterozoic |  | Jemmali, Nejib, Souissi, Fouad, Carranza, Emmanuel John M., Vennemann, Torsten W., Bogdanov, Kamen (2014) Geochemical constraints on the genesis of the Pb–Zn deposit of Jalta (northern Tunisia): Implications for timing of mineralization, sources of metals and relationship to the Neogene volcanism. Geochemistry, 74 (4) 601-613 doi:10.1016/j.chemer.2014.01.002 | Journal (article/letter/editorial) | | c t The occurrence of Pb–Zn deposits of Jalta district (northern Tunisia) as open space fillings and cements...tectonism during the Alpine orogeny favored Pb–Zn mineralization in the Jalta district. The enrichment in...the Nappe zone along a section north of Jalta district (see Fig. 1). Adapted from Khomsi et al. (2009)...rocks. The present study focuses on the old mining district of Jalta in northern Tunisia (Fig. 1), where...rocks but have not been studied yet. Mining of Pb–Zn ores in the district took place between 1902 and 1980 |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | complex mineralogy (such as the California-Vetas district) would be useful, not only for exploration in...in such areas may be appropriate. 12° SIERRA NEVADA DE SANTA MARTA Figure 1. Geologic provinces of...vertical uplift is post-middle Miocene. The Sierra Nevada de Santa Marta, a triangular-shaped fault-bounded...Juan-Atrato Basin), the Serrania de Perija and Sierra Nevada de Santa Marta (Cesar Basin), and along the Caribbean...peridotite masses or peridotite-gabbro complexes of the alpine type. (Appendix A, p. 1-2) Tonnage and Grade Characteristics |  | | Journal (article/letter/editorial) | | Valley-type deposits in central and east Tennessee, USA, using Pb isotopes Adriana Potra ⁎, Austin Moyers...the Young Mine in the East TN District plot within ranges defined by other East TN District samples from...isotope ratios or ores from the Elmwood Mine in the Central TN District are more radiogenic and plot between...deposits from Europe (Irish-type, Silesian-type, Alpine-type, and Cévennes region), the Appalachians, and...generated early mineralization in the Appalachian Mountain region; the AlleghenianOuachita orogeny (Pennsylvanian |  | | Report (issue) | | paralle l to host-rock bedding. Black Cloud mine, Leadville district. Sherman-type ore (bottom) in paleokarst...paleokarst breccia with recrystallized dolostone fragments (dark gray), white tabular barite. green sphalerite...veined with ferroan dolomite. rv1oose mine, North Alma district. Photographs b)' \Villiarn Sacco, Peabody...Carbonate-hosted sulfide deposits of the central Colorado mine ral belt: Introduction, general discussion, and...Johansing Leadville district: Geology and the origin of ore deposits in the Leadville district, Colorado: Part |  | | Book | | . . . . . . . . 59 North American Deposits Dolostone-Hosted Sulfide Oeeurrenees in Silurian Strata...Provinee, Missouri, Arkansas, Kansas and Oklahoma, USA D.L. Leaeh ........................................Valley-Type Mud Volcano Mass at Deeaturville, Missouri, USA R.A. Zimmermann and M. Sehidlowski . . . . . . ....1980) and the nearby carbonate-hosted Les Malines district (Charef and Sheppard 1988) occur. Both these dastic-...Valleytype definition. In occasions, the term "Alpine-type" or "Bleiberg-type" is used for lead-zinc |  | | Journal (article/letter/editorial) | | the Upper Cambrian Little Falls dolostone at exposures in Herkimer County, New Y o r k , and elsewhere....temperatures as high as 200° C in the Little Falls dolostone. These observations are consistent with the following...burial and early diagenesis of the Little Falls dolostone in Upper Cambrian time, hydrocarbons may have...remained as pore waters and vug fillings in the dolostone during increasing burial by later sediments. Increasing...complexly zoned, Li-rich pegmatite in Florence County, Wisconsin, has revealed an unusual phosphate assemblage |  | | Show/Event (guide) | | Minerals by Kevin Downey 31 The Cobalt Silver Mining Area by David K. Joyce and Kimberly Tait.........Eye Candy Clockwise from top left: Silver, ZCA #3 mine, Balmat, NY; Fluor-dravite, road cut near Gouvemeur...Gouvemeur, NY; Quartz (Japan-Law twin), Ellenville Lead mine, Ellenville, NY; Quartz, Bower Powers farm, Pierrepont...historic Spinelli Prospect, Glastonbury, Hartford County, Connecticut - A. J. Albini & H. Moritz. 2:30...warwickite, and dissakisite-(Ce) from New York State, USA - M. V. Luoulescu. R. Rowe, D. G. Bailey, & M. Hawkins |  | | Report (volume) | | rock types 133 Cross section through the Kalavos district Cyprus showing relationship of massive sulfide...based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...significant tasks. GRADE-TONNAGE MODELS Estimated pre-mining tonnages and grades from over 3,900 well-explored...represents an individual deposit (or, rarely, a district), cumulated in ascending grade or tonnage. Where |  | | Report (issue) | | indicate annotation of thesis title by addition of county. Capitalization of terms in revised abstracts was...particular to Mis s Edith Rich, and to the Natrona County Library, for procuring theses. Many university...WARD OWEN, 1951, Cambrian diabase flow in [Utah County], central Utah: Brigham Young Univ. M. S. thesis...Arizona, and parts of Utah, Nevada and California, (2) an embayment in western Nevada and northern California...California, and (3) land masses in northeastern Nevada and southeastern Idaho. Manyareas have evidence of post-Mississippian |  | | Report (issue) | | Selway-Bitterroot Wilderness, Idaho and Montana 9 Special Mining Management Zone Clear Creek 13 2 18 15 Ten Mile...Vanadium Copper w Tungsten Gold Zn zinc Lead Mine or deposit Mine Volcanic rocks (Tertiary) Intrusive rocks...of leadzinc-silver ore, mostly in the Phi Kappa mine, and an additional 2.5 million tons of demonstrated...4000 ft. Canyons on the northeast side of the mountain crest have been glaciated for their entire length...cirque lakes, and bears the imprint of vigorous alpine glaciation. The bedrock of the study area consist |
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