1-20 OF 955 RESULTS FOR

Las Flores Formation

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
×Close Modal
Sort by
Journal Article
Journal: GSA Bulletin
Published: 01 July 2017
GSA Bulletin (2017) 129 (7-8): 886-903.
... and climatic change. Three of its constituent formations, the Peñas Coloradas, Las Flores, and Koluel-Kaike, host vertebrate faunas referred to the “ Carodnia faunal zone,” the Itaboraian South American Land Mammal Age (SALMA), and the Riochican SALMA. However, the precise absolute ages of these units...
FIGURES | View All (8)
Journal Article
Published: 01 May 2012
Journal of Paleontology (2012) 86 (3): 527-538.
...J. Marcelo Krause; Carlos I. Piña A bstract Biogenic structures, herein interpreted as coprolites, were recorded in the ?upper Paleocene–Eocene Las Flores Formation, southeast Argentina. The coprolite origin is supported by several features, such as recurrent extrusive external morphology...
FIGURES | View All (10)
Journal Article
Published: 01 July 1955
Micropaleontology (1955) 1 (3): 261-265.
...W. L. Norem Abstract "Forty-six spore and pollen types and two other organic microfossils, including a hystrichospherid, are described from the Eocene Potreritos and Las Flores formations in the Maracaibo basin of Venezuela." GeoRef, Copyright 2004, American Geological Institute. Reference...
Journal Article
Published: 01 September 1985
Bulletin de la Société Géologique de France (1985) I (5): 663-678.
... fossil localities Indian Peninsula Iran Jurassic Lower Jurassic Mesozoic Middle East paleogeography Shemshak Formation stratigraphy Tethys ...
Journal Article
Journal: Geology
Published: 01 July 2001
Geology (2001) 29 (7): 607-610.
... into their proper archaeological context, the geologic history of archaeological sites must be thoroughly understood, and deposits containing artifacts must be properly dated. An extensive investigation has been undertaken on the island of Flores, in eastern Indonesia, to determine the depositional...
FIGURES | View All (4)
Journal Article
Journal: GSA Bulletin
Published: 01 March 2017
GSA Bulletin (2017) 129 (3-4): 331-348.
... tracks as well as trails of arthropods were recently discovered by us in uppermost Maastrichtian siliciclastic sediments of the Las Encinas Formation in the Mexican state of Coahuila, ∼40 km north of Saltillo. The trackway assemblages at Amargos and Rancho San Francisco were produced by at least six...
FIGURES
Journal Article
Published: 01 April 2010
The Canadian Mineralogist (2010) 48 (2): 375-390.
... – Casillas de Flores batholith is the most probable source of the melts forming the La Canalita pegmatite dikes. Abstract Les pegmatites de La Canalita, du district à Sn–W de Navasfrías, en Espagne, sont de type LCT, enrichies en Li et en éléments rares, et mis en place dans un encaissant métamorphique...
FIGURES | View All (5)
Journal Article
Published: 01 January 2008
Bulletin de la Société Géologique de France (2008) 179 (1): 51-72.
... de Cuccuru ’e Flores : réflexions sur l’évolution géodynamique de la Sardaigne du Paléogène au Miocène inférieur, Le Conglomérat de Cuccuru ’e Flores (CFC) est une formation syntectonique située dans la partie orientale de la Sardaigne localisée le long de décrochements cénozoïques...
FIGURES | View All (15)
Image
Selected outcrops. (A) <b>Las</b> <b>Flores</b> and Koluel-Kaike <b>Formations</b> at the west L...
Published: 01 July 2017
Figure 4. Selected outcrops. (A) Las Flores and Koluel-Kaike Formations at the west Las Flores locality. Note prominent orange and red marker beds within the generally homogeneous, greenish Las Flores exposures. Thickness between orange and red beds is 9 m. (B) The Las Flores Formation at Cerro
Journal Article
Published: 01 March 2013
Bulletin de la Société Géologique de France (2013) 184 (3): 267-272.
... générées par le traitement physique (concassage, transport et criblage) du tout-venant de phosphate d’alumine. Pendant l’Harmattan, un vent chaud et sec, ces particules fines recouvrent de poussière blanchâtre toute la faune et la flore environnantes du secteur. Ces particules peuvent être lixiviées...
FIGURES
Image
Chronostratigraphic information for the composite <b>Las</b> <b>Flores</b>–Koluel-Kaike s...
Published: 01 July 2017
Figure 3. Chronostratigraphic information for the composite Las Flores–Koluel-Kaike section, including the Las Flores, Cerro Blanco, and La Campanita localities. (Left side) Lithostratigraphy. PCF—Peñas Coloradas Formation; LFF—Las Flores Formation; KKF—Koluel-Kaike Formation; SF (GBM)—Sarmiento
Journal Article
Journal: Geophysics
Published: 10 January 2018
Geophysics (2018) 83 (2): E75-E86.
...Adrian Flores Orozco; Jakob Gallistl; Matthias Bücker; Kenneth H. Williams ABSTRACT In recent years, the time-domain induced polarization (TDIP) imaging technique has emerged as a suitable method for the characterization and the monitoring of hydrogeologic and biogeochemical processes. However, one...
FIGURES | View All (12)
Journal Article
Published: 01 October 2004
The Canadian Mineralogist (2004) 42 (5): 1331-1355.
... (9 à 13% de NaCl équiv.) que l’on peut traiter de solution à Na + K + Sr + Ba. Seul F4 semble avoir été impliqué dans la formation de la minéralisation à fluorite + terres rares. Ces inclusions, particulièrement celles dans la fluorite violacée, contiennent les teneurs les plus élevées en...
FIGURES | View All (22)
Journal Article
Published: 01 December 2018
Bulletin of Canadian Petroleum Geology (2018) 66 (4): 725-751.
... bioturbation throughout. Résumé Dans le Crétacé inférieur de la Formation de McMurray, la juxtaposition du litage de sable stratifié en forme d’auge sous-jacent à une stratification hétérolithique inclinée (SHI) est généralement interprétée comme étant la croissance d’une barre de méandre fluviale ou...
FIGURES | View All (18)
Series: Geological Society, London, Special Publications
Published: 01 January 2017
DOI: 10.1144/SP446.1
EISBN: 978-1-78620-376-2
... Laboratory helped with the Ar-Ar analysis and the interpretation of the age of the Santa Rosa tuff-ring sample. Subsidence is a syn- and post-eruptive phenomenon that significantly contributes to the formation and evolution of both diatremes and maar craters ( Lorenz 1986 , 2007 ; Lorenz &...
FIGURES | View All (16)
Journal Article
Published: 17 December 2015
Geological Magazine (2015) 153 (4): 696-717.
... analysis, detrital zircon geochronology and structural geology, this paper demonstrates that the Guerrero Arc (Guerrero Terrane) formed on top of a felsic volcaniclastic unit (Middle Jurassic La Pimienta Formation) and siliciclastic strata (Upper Triassic Zacatecas Formation and Arteaga Complex...
FIGURES | View All (9)
Journal Article
Published: 01 January 2000
Canadian Journal of Earth Sciences (2000) 36 (10): 1589-1602.
...Pierre J.H. Richard; Serge Occhietti; Martine Clet; Alayn C. Larouche Abstract L’étude palynologique du sommet de la Formation de Don, dans la région de Toronto, confirme le changement progressif d’une forêt mixte avec de nombreux arbres thermophiles ( Quercus, Ulmus, Carya ), en sapinière...
FIGURES
Journal Article
Published: 01 December 2009
The Canadian Mineralogist (2009) 47 (6): 1329-1357.
... déclenché trois phénomènes: (1) albitisation accompagnée de la cristallisation hydrothermale de la cryolite dans la matrice des roches, (2) conversion du pyrochlore en un membre du groupe de la columbite, avec perte graduelle du Pb et enrichissement en U et Nb, et (3) formation d’un amas massif de...
FIGURES | View All (14)
Journal Article
Published: 01 March 2013
Journal of Sedimentary Research (2013) 83 (3): 258-276.
... statistically with the Stereonet ® program. Petrographic and X-ray analyses of each sedimentary facies of the Mata Amarilla Formation as well as samples from the underlying and overlying units (i.e., the top of Piedra Clavada and the base of La Anita formations) were performed. Conventional...
FIGURES | View All (11)
Journal Article
Journal: Geophysics
Published: 01 January 2001
Geophysics (2001) 66 (4): 1067-1081.
...M. A. Pérez-Flores; S. Méndez-Delgado; E. Gómez-Treviño Abstract We consider that all types of electromagnetic measurements represent weighted averages of the subsurface electrical conductivity distribution, and that to each type of measurement there corresponds a different weighting function. We...
FIGURES | View All (5)