 | | Journal (article/letter/editorial) | | rivers in the northern part of the state of Vera Cruz. The formations involved in the geology of this...possibly early Quaternarytimes, and consist of basalt accompaniedin places by volcanic ash and conglomerate...La Pez, La Dicha, Chijol, and Santa Margarita, near the Eban field; San Geronimo, La Merced, Rancho Abajo...Casiano; Casiano, Cervantes, Tres Hermanos, Tinaja, Ojo de Brea, Chapopotillo, Monte Grande, Moralillo, Cerro...this connectionrelate chiefly to the effect of the basalt on the structure and texture of the intruded beds |  | | Report (issue) | | 1947 142 1949 DIVISION OF MINES FERRY BUILDING. SAN FRANCISCO LIBRARY COLLEGE Of AGRICULTURF DAVIS ...DIVISION OF MINES FERRY BUILDING, SAN FRANCISCO OLAF P. JENKINS, Chief SAN FR-\NCISCO BULLETIN II JULY...Sacramento County San Benito County San Bernardino County San Diego County San Francisco County San Joaquin County...County San Luis Obispo County San Mateo County Santa Barbara County Santa Clara County Santa Cruz County...suyar-beet industry. Essential Industries Inc., San Luis Obispo County 12. Coronado Copper and Zinc Company |  | | Report (issue) | | Cienega Creek rises in the Sonoita valley east of the Santa Rita Mountains and flows northward to join Pantano...northeast of Tucson, and the Rillito joins the Santa Cruz River a few hundred meters west of this bridge...holes spaced 300 m in cardinal directions from the outcrop hole encountered the granite beneath alluvium at...seen from near the interchange. The most distant outcrop of this rock lies atop a gneissic ridge extending...REST AREA, MP 177 SANTA CRUZ WASH, MP 170.5 North of the Tucson Mountains, the Santa Cruz river becomes much |  | | Journal (issue) | | geoscicntists from Britain, France, Ireland, Portugal and Spain, into the wide variety of geological settings in...the sea, we had never managed to climb down the basalt cliffs, despite, on the last occasion, anchoring...focus on Spain. We begin with Spanish pyromorphite from the famous locality at Cerro Condlejo, Santa Eufeuia...barite from Terasita Mine, Portman, Murcia also in Spain. These were similar to the well known specimens...lustrous pointed crystals to 3cm. Remaining in Spain, Jordi Fabre had bought up most of a new find of |  | | Report (issue) | | prospects, occurrences, rock exposures, and (or) outcrop areas for twenty-two industrial mineral commodities...wide-spaced horizontal ruling corresponds chiefly to the outcrop area of the Apache Group and diabase sills. Although...table 1 and are plotted on the map. Basalt, cinders, and scoria Basalt is a volcanic rock that contains...are abundant in this area. The total area of basalt outcrop is actually more extensive, but includes older...older upper Tertiary (4 to 8 Ma) basalt and cinder cones (Wilson and others, 1969; Reynolds, 1988). Individual |  | | Report (issue) | | Trough ................................. 221 5. San Jorge ....................................... 223........................................ 274 3. Santa Cruz-Tarija ............................... 284 4...................................... 294 5. Madre de Dios ................................... 300 6. Ucayali...Moquegua-Tamaruga........................ 390 8) Salar de Atacama (Antofagasta)........... 392 2. South Chilean...Central Chilean ......................... 395 2) Madre de Dios............................ 403 3) Diego Ramirez |  | Bagshaw, Elizabeth A., Cockell, Charles S., Magan, Naresh, Wadham, Jemma L., Venugopalan, T., Sun, Tong, Mowlem, Matt, Croxford, Anthony J. (2011) The Microbial Habitability of Weathered Volcanic Glass Inferred from Continuous Sensing Techniques. Astrobiology, 11 (7) 651-664 doi:10.1089/ast.2010.0563 | Journal (article/letter/editorial) | | exposed weathered basaltic glass from a surface outcrop in Iceland, using microprobes capable of continuous...year, if the depth of the community within the outcrop maintains a balance between access to liquid water...environment for life (Friedmann, 1980; Bell, 1993; de la Torre et al., 2003; Walker and Pace, 2007). In...(664.83¢N, 1932.53¢W, Fig. 1C). The Sedgwick outcrop is of Pleistocene age ( < 0.8 Ma old) and forms...Temperature was monitored at different depths in a basalt outcrop at the field site by a network of thermocouples |  | | Report (issue) | | PHYSICAL SCIENCES LIBRARY >ologic in San Fra to Northerij^aJ^L to the Sierra Nevada Special Publication...Section and the Seismological Society of America, San Francisco, California, March 1991. This guidebook...109 GEOLOGIC EXCURSIONS IN NORTHERN CALIFORNIA: San Francisco to the Sierra Nevada Editors DORIS SLOAN...Setting of the San Francisco Bay Area. \2j San Francisco to Point Reyes: Both Sides of the San Andreas Fault...the Northern San Andreas Francisco Peninsula, Point Reyes and Point Arena. Fault, San Depositional |  | Wilkinson, W., Wendt, C., Wilkins, J., Haxel, G. (1986, March) Frontiers in geology and ore deposits of Arizona and the southwest, Field Trip Guidebook 3 - Precious metal mineralization, stratigraphy, and tectonics in southeastern California - Part B. Guidebook. Arizona Geological Society | Report (issue) | | Cienega Creek rises in the Sonoita valley east of the Santa Rita Mountains and flows northward to join Pantano...northeast of Tucson, and the Rillito joins the Santa Cruz River a few hundred meters west of this bridge... spaced 300 m in cardinal directions from the outcrop hole encountered the granite beneath alluvium at...seen from near the interchange. The most distant outcrop of this rock lies atop a gneissic ridge extending... 5 miles MP 170.5 Santa Cruz Wash North of the Tucson Mountains, the Santa Cruz River becomes disseminated |  | | Book | | New Mexico’s upland forests David J. McCraw Tue San Luts Basin To THE EspaNoua Basin - Third-day road...MINIPAPERS Geology of the escarpment north of the Santa Cruz River. rn Espafiola Basin, and inferences regarding...Rift extension and fault slip rates in the southern San Luis Basin, New Mexico ......... P.W. Bauer and K...K.1. Kelson Evolution of the southeastern San Luis Basin margin and the Culebra embayment, Rio Grande...the Picuris-Pecos fault system, southern Sangre de Cristo Mountains, New Mexico ....c.:.0....: S.D. |  | | Report (chapter) | | Rio de Janeiro (DGRG/UERJ), Rio de Janeiro, Brazil 2 Programa de Posgraduação, Faculdade de Geologia...Geologia, UERJ, Universidade do Estado do Rio de Janeiro, Rio de Janeiro, Brazil *Corresponding author (e-mail:...offshore magmatic events, including the oceanic islands along the transform faults and near the midocean...east–west alkaline magmatic trend is observed from Poços de Caldas to Cabo Frio, comprising igneous intrusions...occur in the region extending from the Cabo Frio Province towards the Central Brazilian Craton. On the West |  | | Journal (issue) | | MINERALS ............18 A WORD ABOUT SOCIETI ES. By De lf/ i11e Hagar ....................................................................28 ZIRCONS NEAR SAN DIEGO, CALIF. By ,\ IG)"/ Sgt. John 0 . Griesbach................................. 36 FLUORSPAH IN SPAIN (P.37) ; GYPSU M IN BR. HONDURAS (P.39) ; MANGANESE...covered the area de- Hempstead quadrangle and in the positing till over the earlier glacial de- Strongs Point...rs- ,s- th of rel dy nsh or he he :as ie· de 1ld :ly of ay he an ire sh ng streams have cut |  | | Book | | one time, connected with the Compania l\ilexicana de Petr6leo " El A.guila'' Uoint geological department...Trumpy, former chief geologist of Compa:iiia Mexicana de Petr6leo "El Aguila," assisted io many ,vays. In...62 63 65 67 67 76 76 REEF FACIES LOWER SAN FELIPE UPPER SAN F ELIPE (NORTHERN FcELDS AREA) SOUTHERN...Gt:ACATE EASTERN CACALJL.\O AND EL BARCO l\,lATA DE CHAPAPOTE. 184 CARACOL CoRCO\'ADU, GA1uzt,;cuo...NACATA F E RRON ALES CrnJoL . CONTE1VTS XIV LLANO DE SILVA 1 93 EBANO AND LIMON 1 93 ALT Ai'vIIRA |  | | Journal (article/letter/editorial) | | substrates. Balanids grew singly on the weathering basalt, but suitable substrates for attachment in the...measured at the southwestern end ol the Pliocene outcrop in Rockly Bay, The inset map shows the position...as clusters at locality B. Cretaceous basalts outcrop about 100m southwest of the coast road locality...Road-highway section (locality C). (A) Fresh basalt; (B) Weathered basalt (note relic quartz veins); ( C ) General...locality. Fresh basalt hidden by building on left; arrow indicates position of weathered basalt; balanid-rich |  | | Report (issue) | | Utah-Federal Bldg., Rm. 8105, 125 South State St. SAN FRANCISCO, California-Customhouse, Rm. 504, 555 Battery............................................ Lower San Pedro Valley.......................................geology, wells, and ground-water movement in lower San Pedro Valley................................ 46 Graphs...ground-water compositions along the flow paths in lower San Pedro Valley.................... 47 Map showing generalized...Analytical data for selected wells in Vekol Valley, lower San Pedro Valley, Ranegras Plain, McMullen Valley, and |  | | Book (edition) | | and quanz, from the Tourmaline Q ueen .1ine, Pala, San Diego County, California. From a pen-and-ink drawing...gemological literature in North America. J. s. San Diego, California 1975 Acknowledgments The folio\\...MASSIVE AND DECORATIVE GEMSTONES 2 99 Porphyry, Basalt Breccia, Hypersthene Gabbro, Hematite, Obsidian...epheline Syenite, Serpentine, Rodingite, Copper in Basalt, Pyrite, Calcite, •Dolomite, Mariposite, Howlite...Carolina 13 . Drawing of beryl crystal forms 14. San Pedro mine, Pala, California 15. Morganite crystal |  | | Journal (issue) | | quartz diorite to granodiorite; (4) Columbia River Basalt Group (Tcr) fine-grained, darkFigure 1. Index map...Zocolored Miocene flood cation of WaZZowa Mbuntains. basalt that once cov117 Figure 2a . Tr>ail from Wallow... rrl.IIUJ". LEGEND IIfjTcr - Col umbia Ri ver Basalt Group c==JJKgd - Quartz diorite or granodiorite...Allen (1941). Levyne is found in Col~bia River Basalt outcrop southwest of Aneroid Lake; garnets occur in...as cover for some Wallowa peaks. Columbia River Basalt feeder dikes occur in the mountain west of Aneroid |  | | Book | | Wernerian. theories of elevation)...¢ ee eee Elie de Beaumont’s synthesis ...................e00e- 181...correlation for formations from different countries (de la Beche 1824). [Courtesy the History of Science...eruption (De la Beche: 1851) ee se Ae al Bee Hypothetical section through a crater of elevation (De la BECHE*18S1)...glassy minerals’’; a nineteenth-century instance, ‘‘basalt flows under the ocean create elevation craters’’;...example, consider the geological kind ‘‘basalt.’’ Every instance of basalt will have a common property—namely |  | | Report (issue) | | observed or predicted to be extending. Ocean island basalt-like geochemistry is evidence for source fertility...which is often poorly known. Although ocean island basalt–type geochemistry is generally agreed to be derived...a single, currently forming, major tholeiitic province (Iceland and Hawaii). Both of these comprise large...ocean islands thought to be “hotspots” revealed compositions distinct from mid-ocean ridge basalt (MORB)...of precursory uplift followed by large igneous province (LIP) eruption, subsequent dwindling of the magmatic |  | | Journal (article/letter/editorial) | | The ca 280 Ma Alum Mountain Volcanics and Werrie Basalt were erupted in northeast New South Wales, Australia...Belt, are mostly basalt, but andesite and rhyolite are also present. The Werrie Basalt found further north...floor of the Gunnedah Basin is composed mainly of basalt, but includes more evolved rocks in the vicinity...to that of the depleted mantle at 0.2 Ga. Werrie Basalt samples have positive Nd values, ranging from...OIB values. The enriched character of the Werrie Basalt has resulted from either asthenospheric melts being |  | | Report (chapter) | | central volcanoes and the British Tertiary Volcanic Province GEORGE P. L. WALKER Department of Geology...nature of the volcanoes in the British Tertiary Province. Geikie regarded the lavas as in Antrim and Skye...conceptual developments in the North Atlantic Volcanic Province of which the British Tertiary rocks are a part...Skye and Mull) in the British Tertiary Volcanic Province. About a century earlier, the same area had been...regarding the igneous or sedimentary origin of basalt. It is a matter of history that the Huttonians |  | | Report (chapter) | | Tórshavn, Faroe Islands (e-mail: hziska@jf.fo) Abstract: The region to the SW of the Faroe Islands is an enigmatic...(Fig. 1), but extrapolation of the interpreted basalt thickness does support the interpretation presented...Neogene sediments before penetrating the Palaeogene basalt. According to the composite log the well was terminated...in dacite after drilling through 689 m of flood basalt and 356 m of acidic volcanic rocks. One reason...the oldest lavas of the North Atlantic Igneous Province (NAIP) was associated with a failed attempt to |  | | Report (volume) | | Greendale syncline in southwest Virginia, by Wallace de Witt, Jr _______________ 46 Abandonment of the Indian...Overlies Reedsville Shale; underlies Juniata Formation, (de Witt, 1974.) Barnett Hill Formation of Harlton (1938)...Bigelow Brook Formation-- Ordovician(?) to Early De- Northeast-central Connecvonian(?). ticut and south-central...Brimfield Schist (of Putnam Ordovician(?) to Early De- Massachusetts, ConnecGroup). vonian(?). ticut, and...Formation; name remains Brallier Shale elsewhere, (de Witt, 1974.) In eastern Kentucky only, Magoffin Beds |  | | Journal (article/letter/editorial) | | Sediment dispersal from Vogelsberg Basalt, Hessen, West Germany By HARVEYBLATT, Norman *) With 8 figures...post-Holocene were to sample this stream sand in outcrop, he would have to be located within about 10 km...Les d6bris volcaniques dans les s6diments fluviaux de granularit6 sableuse provenant des roches extrusives...proportion d6croltre de 90 ~ moins de 5 ~ sur une distance de 20 km. A partir de leur origine. Cette d6eroissanee...rapide provient principalement de la dilution du s6diment fluvial par suite de la d6sint6gration des gr6s |  | | Report (issue) | | Marine Science Institute University of California Santa Barbara, California 93106 Open-File Report 85-...Marine Science Institute University of California Santa Barbara, California 93106 U.S. Geological Survey...are on large, protruding outcrops of rhyollte or basalt. The overall effect generally cancels 1n 11 resurveys...of fundament: 1) Large, protruding outcrops of basalt and rhyollte; 2) Low-lying outcrops or large, low-lying...shows that motion of a bench mark on a protruding outcrop may produce a tilt of 17 mlcroradlans over a 40 |
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