 | | Journal (article/letter/editorial) | | trachyandesite to trachyte and phonolite. A unique lava is described that shows extreme iron enrichment...surmised to have played some role in the history of the lava, but the details of its evolution remain enigmatic...undersaturated rock series have been described from Tenerife (Ridley, 1970), Gough Island (Le Maitre, 1962)...of subaerial assemblage of nearly all Atlantic islands. Fractional crystallization of undersaturated alkali...Aeronautics and SpaceAdministration. An exceptional lava crops out on St. Helena, the chemistry and mineralogy |  | | Report (chapter) | | of weathering and pedogenesis in both tephra and lava. The classification of volcanic soils is discussed...potential crop land (Mizota & van Reeuwijk 1989). Lava would appear to be more extensive than tephra, occurring...sediments. Despite the great area of land covered by lava, reviews of the literature on volcanic soils are...laboratory analyst, the fact that many soils developed in lava and other rocks have received additions of tephra...Molloy (1993) discussed many examples of tephra and lava soils in New Zealand. The work by Shoji et al. (1993) |  | | Journal (volume) | | GEOLOGINEN TUTKIMUSLAITOS BULLETIN DE LA C O M M I S S I O N GEOLOGIQUE DE FINLANDE S U O M E N G E O L...SALLSKAPET I FINLAND COMPTES R E N D U S DE LA SOCIETE GEOLOGIQUE DE F I N L A N D E XXXIII 7 5 - V U O T... . . . . . . .. . . 4 Bulletin de 1%Commission géologique de Finlande N:o 196. Sivu - Page . ...edellisenä 10-vuotiskau- 6 Bulletin de la Commission géologique de Finlande N:o 196. tena, ja sitä oli...kulut kaikkiaan olivat 8 Bulletin de la Commission géologique de Finlande N:o 196. 2 800 000 oli avustuksina |  | | Journal (volume) | | GEOLOGINEN TUTKIMUSLAITOS BULLETIN DE LA C O M M I S S I O N GEOLOGIQUE DE FINLANDE S U O M E N G E O L...SALLSKAPET I FINLAND COMPTES R E N D U S DE LA SOCIETE GEOLOGIQUE DE F I N L A N D E XXXIII 7 5 - V U O T... . . . . . . .. . . 4 Bulletin de 1%Commission géologique de Finlande N:o 196. Sivu - Page . ...edellisenä 10-vuotiskau- 6 Bulletin de la Commission géologique de Finlande N:o 196. tena, ja sitä oli...kulut kaikkiaan olivat 8 Bulletin de la Commission géologique de Finlande N:o 196. 2 800 000 oli avustuksina |  | | Journal (article/letter/editorial) | | Queimada lava tube, Terceira, Azores) R . DA Z A∗ & M . A . BU S T I L L O Museo Nacional de Ciencias... Calle José Gutiérrez Abascal 2, 28006 Madrid, Spain (abustillo@mncn.csic.es) (Received 20 February...stalactites (rootsicles) in Galeria da Queimada lava tube have a mineralogical composition and developmental...Fernández Martínez, 2010; Tamas & Ugureanu, 2010), lava tubes and, more rarely, in gypsum caves (Hill &...formation. Earlier studies of the Galeria da Queimada lava tube (Daza & Bustillo, 2013) revealed the presence |  | Lexa, J., Šebesta, J., Chavez, J. A., Hernández, W., Pécskay, Z. (2011) Geology and volcanic evolution in the southern part of the San Salvador Metropolitan Area. Journal of GEOsciences, 56 (1) 106-140 | Journal (article/letter/editorial) | | Prague 1, Czech Republic Oficina de Planificación del Área Metropolitana de San Salvador (OPAMSS), Diagonal...166 29 Prague 6, Czech Republic Servicio Nacional de Estudios Territoriales, Avenida Las Mercedes, San...They show periclinal dips and facies zoning from lava flows and coarse epiclastic volcanic breccias of...Loma Larga basaltic volcano (0.8–0.5 Ma), the Planes de Renderos caldera, the dacite–andesite San Jacinto...naturales afectan al territorio de El Salvador en toda su extensión de manera constante. Se ha llevado |  | | Journal (article/letter/editorial) | | MA 02018-0358 BULLETIN DE LA SOCIÉTÉ GÉOLOGIQUE DE FRANCE Société géologique de France, 77, rue Claude...Institute of Mining, Metallurgy and Petroleum, 3400 de Maisonneuve Blvd. W., Suite 1210, Montreal, Quebec...Institute of Mining, Metallurgy and Petroleum, 3400 de Maisonneuve Blvd. W., Suite 1210, Montreal, Quebec...Akasaka 9chome, Minato-ku, Tokyo 107, Japan REVISTA DE LA ASOCIACIÓN GEOLÓGICA ARGENTINA Asociacion Geologica...code for simulating tectonic mass movement and heat flow within subduction zones— Gregory T. Roselle, Manfred |  | | Report (issue) | | STENSLAND GEOLOGY AND HYDROLOGY OF GUAM, MARIANA ISLANDS GEOLOGICAL SURVEY PROFESSIONAL PAPER 403-F..._-----___--_5. Diagram showing proportion of halloysite to gibbsite and boehmite in the various soil...31 37 GEOLOGY AND HYDROLOGY OF GUAM, MARIANA ISLANDS MINERALOGY OF SELECTED SOILS FROM GUAM By DOROTHY...thermal analysis identify the kaolin mineral as halloysite. The pH of the Atate clay averages 5.3; that...The minerals in the silt and clay fractions are halloysite, montmorillonite, mixed-layered montmorillonitehalloysite |  | Tangari, Anna Chiara, Marinangeli, Lucia, Scarciglia, Fabio, Pompilio, Loredana, Piluso, Eugenio (2020) Volcanic Holocrystalline Bedrock and Hydrothermal Alteration: A Terrestrial Analogue for Mars. Minerals, 10 (12) 1082 doi:10.3390/min10121082 | Journal (article/letter/editorial) | | morphologies such as basaltic channels, caves and lava tubes are widely exposed on the Etna active volcano...greyish color with mugearitic in composition [47].lava Theflow basalt sample usedGenerally, in this study...a The millimetric areto made massivevesicles lava flow m thick. Generally, this rock exhibits greyish...intraplate volcanism including the constituted by lava flow and minor pyroclastic fallout deposits [48] from...ka [48–51]. This unit is mainly constituted by lava flow and from aphyric to highly porphyritic texture |  | Ziegler, Karen, Hsieh, Jean C.C, Chadwick, Oliver A, Kelly, Eugene F, Hendricks, David M, Savin, Samuel M (2003) Halloysite as a kinetically controlled end product of arid-zone basalt weathering. Chemical Geology, 202 (3) 461-478 doi:10.1016/j.chemgeo.2002.06.001 | Journal (article/letter/editorial) | | (2003) 461 – 478 www.elsevier.com/locate/chemgeo Halloysite as a kinetically controlled end product of arid-zone...Department of Geography, University of California, Santa Barbara, CA 93106, USA b ChevronTexaco, 3901 Briarpark...results paired with field observations suggest that halloysite is the favored, albeit metastable, aluminosilicate...kinetic factors. Soils sampled on constructional lava flows having ages ranging from 4 to 350 ka provide...as the result of a time-dependent process. The halloysite content of the soil increases with increasing |  | | Report (issue) | | This sample is probably derived from a basaltic lava flow and therefore reflected a distinctly different...associated with halloysite, gibbsite and imogolite (Kitagawa and others, 1973; Gonzalez De Vallejo and others...saprolite (a severely weathered rubble layer atop the aa flow). Ash stratigraphy similar to that described above...others, 1980). The 1920 earthquake in the Kansu Province of China caused the widespread landsliding of... Soils of High-Rainfall Areas in the Hawaiian Islands, Hawaii Agricultural Experiment Station Technical |  | | Book | | .. Placer de Guadalupe Puerto del Aire District Chihuahua .......................... Santa Eulalia District...Mine....... Cusihuiriachic District..... Barranca de Cobre (Copper Canyon) Batopilas District Strip Map...Durango ...................................... . Cerro de los Remedios District Sombreretc District .........El Sanlin Mine......................... San Miguel de Allende ........... Queretaro .....................National University .................... Comision de Fomento Minero .... Chapultepcc Park and Castle |  | Chadwick, Oliver A, Gavenda, Robert T, Kelly, Eugene F, Ziegler, Karen, Olson, Carolyn G, Elliott, W.Crawford, Hendricks, David M (2003) The impact of climate on the biogeochemical functioning of volcanic soils. Chemical Geology, 202 (3) 195-223 doi:10.1016/j.chemgeo.2002.09.001 | Journal (article/letter/editorial) | | Department of Geography, University of California, Santa Barbara, CA 93106, USA b USDA Natural Resources...crystalline minerals whereas the arid profiles contain halloysite, hematite, gibbsite and small amounts of carbonates...Keywords: Andisols; Thresholds; Hawaii; Allophane; Halloysite 1. Introduction Soil acts as an important storage...neutralization of these acids as long as hydrological flow lines reach weatherable minerals (Kelly et al.,...170 ka lava flows on O.A. Chadwick et al. / Chemical Geology 202 (2003) 195–223 Kohala. The lava flows |  | | Report (issue) | | G. MAY GEOLOGY AND HYDROLOGY OF GUAM, MARIANA ISLANDS GEOLOGICAL SURVEY PROFESSIONAL of the stratigraphy...403-A) Geology and hydrology of Guam, Mariana Islands. Bibliography: p. 101-102. 1. Geology-Guam. I...Bolanos pyroclastic member ________ -:-----Dandan flow member __________________ _ Bony a limestone __...sections of Guam, Mariana Islands. 2. Sample locality map of Guam, Mariana Islands. 3. Geologic map and sections...sections of Mount Santa Rosa area. Page FIGURE 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16 |  | | Journal (article/letter/editorial) | | SEQUEIRA BRAGA M.A.** and CABRAL J.M.P.* * Departamento de Quimica, ICEN, LNETI, 2685 Sacavem, Portugal. **...weathered and eroded. It still consists of numerous lava flows alternating with tuffs, and eruptive centers...alluvial deposits and lagoons intercalated with lava flows and tufts, indicating that large intervals...palaeosol and the suprajacent lava flow (lava flow A) and (2) lava flow B, were studied. Two profiles...palaeoweathered lava flow (brown greenished material in color) fossilized by a massive basalt flow (brown yellowed |  | | Book | | pocket developed along a joint in the ceiling of Gruta de Torrinha, Brazil. (Photo by John Gunn) Classic hand...Altamira Cave, Spain: Archaeology America, Central America, Central and Caribbean Islands: Biospeleology...Northeast: History Asia, Southeast Asia, Southeast Islands Asia, Southeast: Archaeological Caves Asia, Southeast:...Southwest Asiago Plateau, Italy Atapuerca Caves, Spain: Archaeology Australia Australia: Archaeological...Ireland C Calcareous Alps, Austria Canada Canary Islands: Biospeleology Cape Range, Australia: Biospeleology |  | | Journal (article/letter/editorial) | | Allenvisitedselected localities onthefourlargest islands ofHawaii andcollected specimens forstudy.DuringtheCongress...37.60 29.12 31.20 28.48 29.04 40.48 29.28 45.92 flow at a depth of about 8 feet below the surface containsabundant...spinosefragments of lava, usually of basic compositionand typically found on the surface of "aa" lava flows. Ulinker..."aa" lava flow is in motion, the chilled and brittle crust is dragged along by the viscous lava beneath...transition from plagiodase feldsparto halloysite, and halloysite to gibbsite .• ß• ..... ',.,.,•lir%** |  | Nadeau, Olivier, Mick, Emily, Robidoux, Philippe, Grassa, Fausto, Brusca, Lorenzo, Voinot, Alexandre, Leybourne, Matthew I. (2021) Lithium isotopes and Cu-Au concentrations in hydrothermal alterations from Solfatara Volcano, Campi Flegrei caldera complex, and La Fossa volcano, Vulcano Island, Italy: Insights into epithermal ore forming environments. Ore Geology Reviews, 130. 103934pp. doi:10.1016/j.oregeorev.2020.103934 | Journal (article/letter/editorial) | | Department of Mineral Resources and Engineering, Hubei Province, Wuhan City, Hongshan District, Lumo Lu 388, 430074...0G4, Canada c Centro de Excelencia en Geotermia de Los Andes CEGA, Departamento de Geología, Plaza Ercilla...Santiago, Chile d Facultad de Ciencias Físicas y Matemáticas, Universidad de Chile, Chile e Instituto...caldera complex located within the Roman magmatic province (Avanzinelli et al., 2009), near Naples, Italy...eruptions of the 36 ky old Campanian ignimbrite (De Vivo et al., 2001) and the 15 ky old Neapolitan Yellow |  | | Report (issue) | | Probe analyses (1) and trace elements from Tenerife, Canary Islands. Arfvedsonite. AMPHIBOLE. Ferguson, Contrib...(1979). Riebeckite-arfvedsonite in pyrite belt, Spain. AMPHIBOLE. Nambu et al., (Tohoku Daigaku Senko...Probe analyses (1) and trace elements from Tenerife, Canary Islands. 22 APATITE. Fortey and Michie, Mineral...apatite of alkalic-ultrabasic rocks, Maimecha-Kotui province. AHHTHITALITE. Serafimova, Mineral. Vozgonov Vulkanov...75990 (1980). High-temp, transformations. BIOTITE. De Pieri et al., Neues Jahrb. Mineral., Abh. 132, 309-328 |  | Claude, Christelle, Meunier, Jean-Dominique, Chabaux, François, Dussouillez, Philippe, Pelt, Eric, Hamelin, Bruno, Traoré, Daouda, Colin, Fabrice (2016) Timescale of spheroidal weathering of a 293 kyr-old basaltic lava from Réunion Island, Indian Ocean. Chemical Geology, 446. 110-125 doi:10.1016/j.chemgeo.2016.05.018 | Journal (article/letter/editorial) | | spheroidal weathering of a 293 kyr-old basaltic lava from Réunion Island, Indian Ocean Christelle Claude...spheroidal weathering of a 293 kyr-old basaltic lava from Réunion Island, Indian Ocean, Chemical Geology...spheroidal weathering of a 293 kyr-old basaltic lava from T Réunion Island, Indian Ocean IP Christelle...Europôle de l'Arbois, BP80, 13545 Aix en Provence, Cedex 04, France Laboratoire d’Hydrologie et de Géochimie...Géochimie de Strasbourg (LHyGES), EOST, Université de MA 2 NU 1 SC R Dussouillez1, Eric Pelt2, Bruno |  | | Book (edition) | | mineral deposits, is no corner not. —Fray Geroximo de Zarate Salmeron, From in the upon men the increasing...utilization of minerals New New Mexico under Spain Mexico under the Republic of Mexico American occupation—...Mineral Exhibit, 349 pages, 50 illustrations, 1. Santa Fe. This volume was dedicated "to the memory of...first Europeans in New SPAIN Mexico, possibly, were Alvar Nunez Cabeza de Vaca and three companions... deposit of native copper, possibly the one at Santa Rita. Later, while in Mexico, they saw turquois |  | | Book | | (amosite of the Transvaal; crocidolite of the Cape Province, South Africa). (4) Serpentinized dolomitic limestone...massif (termed the ultrabasic sopka). This is im- Santa Rita, San Benito County, produces 35,000 to 40,000...200,000 tons/year, is controlled by S.A. Mineracdéo de Amianto (SAMA). The company operates the Cana Brava...the north- these (Cilliers, 1964). ern Cape Province (Figure 3). South Africa is the world’s only important...Precambrian Transvaal Supergroup, Northern Cape Province The Transvaal Super-Group, exposed in a broad |  | Gurbanov, A. G., Bogatikov, O. A., Dokuchaev, A. Ya., Gazeev, V. M., Abramov, S. S., Groznova, E. O., Shevchenko, A. V. (2008) Ore-bearing hydrothermal metasomatic processes in the Elbrus volcanic center, the northern Caucasus, Russia. Geology of Ore Deposits, 50 (3) 199-217 doi:10.1134/s1075701508030033 | Journal (article/letter/editorial) | | from the middle and lower portions of the Malka lava flow and 190°C in dacite of the Kyukyurtli extrusion...respectively) composed of andesitic and dacitic lava cut through by large subvolcanic stocks of microdiorite...California, Nevada, Italy, Japan, Chile, the Kurile Islands (Kudryavy volcano), and Kamchatka (Kotlyar, 1970;...(ppm) 5–13 Mo, 63–73 Zn (243–335 in some Holocene lava flows), 19–56 Pb, 2.7–7.4 Sb, up to 0.038 Au (in...CENTER On the basis of the stratigraphic position of lava flows and their correlation with involvement of |  | | Journal (issue) | | Council Number 52 The petrology of Nevis, Leeward Islands, West Indies Overseas Geology and Mineral Resources...11 12 13 14 Geological map of Nevis, Leeward Islands, West Indies 3 Pyroxene-dacites, Windy Hill centre... No.52 1978 The petrology of Nevis, Leeward Islands, West Indies c. o. HUTTON (abridged by S. R. Nockolds...NocKOLDs, S. R. 1978. The petrology of Nevis, Leeward Islands, West Indies. Overseas Geol. & Miner. Resour.,...Pleistocene volcanic roc½s, _ dominated by ash-and-block flow deposits emanating from the Nevis Peak volcano that |  | | Report (issue) | | CARROLL GEOLOGY AND HYDROLOGY OF GUAM, MARIANA ISLANDS GEOLOGICAL SURVEY PROFESSIONAL PAPER 403-D Field...Comparison with phosphatic limestone from Anguar, Palau Islands ________________ _ Genesis of the pellets ___________________...Phosphatic limestone from Guam and from Anguar, Palau Islands. Limestone from the Alutom Formation. Limestone...43 46 GEOLOGY AND HYDROLOGY OF GUAM, MARIANA ISLANDS PETROLOGY OF THE LIMESTONES OF GUAM By SEYMOUR...feet of marine tuffaceous sandstone, shale, pillow lava containing beds of Eocene lime- showed that rock |
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