 | | Report (issue) | | The Geology of the Upper Mississippi Valley Zinc-Lead District By ALLEN V. HEYL, Jr., ALLEN F. AGNEW...PROFESSIONAL PAPER 309 Prepared in cooperation with the Wisconsin Geological and Natural Histoyy Survey, the Iowa...Cultural development and facilities related to mining Field work and acknowledgments Scope of the report...geologic work in the district Geology Stratigraphy Precambrian rocks Cambrian system Upper Cambrian series...Platteville formation Decorah formation Galena dolomite Upper Ordovician series Maquoketa shale Silurian system |  | Moore, J. N., Christenson, B. W., Allis, R. G., Browne, P. R.L., Lutz, S. J. (2004) THE MINERALOGICAL CONSEQUENCES AND BEHAVIOR OF DESCENDING ACID-SULFATE WATERS: AN EXAMPLE FROM THE KARAHA TELAGA BODAS GEOTHERMAL SYSTEM, INDONESIA. The Canadian Mineralogist, 42 (5) 1483-1499 doi:10.2113/gscanmin.42.5.1483 | Journal (article/letter/editorial) | | measurements were performed on fluid inclusions trapped in quartz, anhydrite, calcite and fluorite. Inclusions in...presented by Bodnar (1993). A few inclusions in quartz yielded ice-melting temperatures less than –21...breached, acid-sulfate waters descend into the upper parts of the reservoir, but because of the high...liquid-dominated resource in the northern half of the area discharge waters with total dissolved solid contents...a cold hydrostatic column beneath the adjacent valley floor. This pressure difference results in the |  | | Report (chapter) | | Wakara Way, Suite 300, Salt Lake City, UT 84108, USA (e-mail: mnemcok@egi.utah.edu) 2Utah Geological Survey...UT 84116, USA 3Coso Operating Company, LLC, 900 N. Heritage Drive, Ridgecrest, CA 93555, USA Abstract:...filled with carbonates at shallow depths, and by quartz, epidote and actinolite at depths and temperatures...response to this pressure drop, chalcedony and quartz were selectively deposited in fractures that had...geothermal fields such as The Geysers and the Imperial Valley, California (Gilpin & Lee 1978; Majer & McEvilly |  | Regenspurg, Simona, Wiersberg, Thomas, Brandt, Wulf, Huenges, Ernst, Saadat, Ali, Schmidt, Katja, Zimmermann, Günter (2010) Geochemical properties of saline geothermal fluids from the in-situ geothermal laboratory Groß Schönebeck (Germany) Geochemistry, 70. 3-12 doi:10.1016/j.chemer.2010.05.002 | Journal (article/letter/editorial) | | acetic acid; later addition of propping agents, quartz, and cross-linker gel (August/September) Sample...days in conjunction with adding low amounts of quartz (20/40 mesh size) to maintain a sustainable fracture...In total, 13,170 m3 of solution and 24.4 tons of quartz sand were injected (Zimmermann et al., in press)...all compounds are summarized in Fig. 1, where the upper diagram shows the less reactive compounds. These...concentrations indicate oversaturation with respect to quartz (SiO2) and various other silicate minerals such |  | | Book | | PROCESSES J. C. F. Tedrow, Editor ANTARCTIC DRY VALLEY DRILLING PROJECT L. D. McGinnis, Editor . ...ANTARCTIC METEOROLOGY Morton J. Rubin, Editor UPPER ATMOSPHERE RESEARCH IN ANTARCTICA L. J. Lanzerotti...Kruger 33 An Engineering Economic Evaluation of Mining in Antarctica: A Case Study of Platinum I( Dieter...including marine biology, oceanology, meteorology, upper atmosphere physics, terrestrial biology, geology...Antarctic Geology and Geophysics, held in Madison, Wisconsin, in 1977, a collection of four chapters appeared |  | | Report (issue) | | Magnitude 7.1 earthquake. • In the Water mission area, we received funding to support trans-boundary river...Arctic National Wildlife Refuge (including “1002 Area”), and Native lands............................................13 Photograph showing meter-thick quartz vein cutting across Late Devonian (about 360-million-year-old)...domain, in Foggy Island Bay and Stefansson Sound area of the Beaufort Sea, on the north coast of Alaska...the Alaska Region a highly dynamic and resourceful area for USGS engagement. The Alaska Regional Office | | | Report (issue) | | ......................................330 Long Valley..................................................alphabetically in appendix 1. The interrelated Long Valley caldera, Mono Lake, Mono Craters, Inyo Craters...Long Valley region that is non-specific to a single volcanic field is listed under the Long Valley heading...Siebert, 1994). Thus, in a fashion similar to Long Valley, references are listed and keyworded separately...balanced and varies from 424 references for Long Valley to zero references for five volcanoes. Nine well | | Ackerman, Joshua T., Eagles-Smith, Collin A., Heinz, Gary, De La Cruz, Susan E.W., Takekawa, John Y., Miles, A. Keith, Adelsbach, Terrence L., Herzog, Mark P., Bluso-Demers, Jill D., Demers, Scott A., Herring, Garth, Hoffman, David J., Hartman, Christopher A., Willacker, James J., Suchanek, Thomas H., Schwarzbach, Steven E., Maurer, Thomas C. (2014) Mercury in birds of San Francisco Bay-Delta, California: trophic pathways, bioaccumulation, and ecotoxicological risk to avian reproduction. Open-File Report 2014-1251. US Geological Survey doi:10.3133/ofr20141251 | Report (issue) | | and the staff of the Napa-Sonoma Marsh Wildlife Area (California Department of Fish and Wildlife), and............................... 81 Figure 4. Study area of surf scoter collection locations the main sub-bays................ 92 Figure 15. Home range and core area size fluctuations of a representative American avocet... The mean (±standard error) home-range and core-area size of Forster’s terns in South San Francisco Bay...0.6214 mile (mi) meter (m) 1.094 yard (yd) Area square meter (m2) 0.0002471 2 square meter (m |  | | Book | | CB2 1RP 40 West 20th Street, New York, NY 10011, USA 10 Stamford Road, Oakleigh, Melbourne 3166, Australia...University of California, Irvine, California, 92717, USA NICOLAS J. BEUKES Department of Geology, Rand Afrikaans...of South Florida, St. Petersburg, Florida, 33701, USA RICHARD W. CASTENHOLZ Department of Biology, University...University of Oregon, Eugene, Oregon, 97403, USA JOHN P. GROTZINGER Department of Earth, Atmosphere, and...of Technology, Cambridge, Massachusetts, 02139, USA SHERWOOD CHANG Planetary Biology Branch, National |  | | Journal (issue) | | 2019). 2. Jägermeyr, J. et al. Proc. Natl Acad. Sci. USA 117, 7071–7081 (2020). 3. Lovenduski, N. S. et al...it’s really about who can set up in a high-risk area most quickly.” Chinese vaccine-makers will face...it’s really about who can set up in a high-risk area most quickly.” speed, and with the precision required...Development at Cornell University, Ithaca, New York, USA. Hale Ann Tufan is senior extension associate in...Development at Cornell University, Ithaca, New York, USA. Jemimah Njuki is senior programme specialist at |
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