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Los Azules Formation

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Journal Article
Published: 01 April 2001
Micropaleontology (2001) 47 (2): 97–110.
...E. G. Ottone; G. D. Holfeltz; G. L. Albanesi; G. Ortega Abstract Chitinozoans from the Los Azules Formation, central Precordillera of Argentina are documented. The formation is divided into three members. Two chitinozoan assemblages are recognized: the late Llanvirn Lower Los Azules Palynological...
Journal Article
Published: 01 July 1999
Micropaleontology (1999) 45 (3): 225–250.
...E. G. Ottone; G. L. Albanesi; G. Ortega; G. D. Holfeltz Abstract Palynomorphs and conodonts are reported from the Ordovician Los Azules Formation, Argentine Precordillera. The formation is mainly made up of argillites, shales and mudstones, and is divided into three informal members. Fourteen...
Journal Article
Published: 01 November 2011
Journal of Paleontology (2011) 85 (6): 1160–1180.
... Formation in La Rioja Province are identified as the closest relatives of the Las Aguaditas species. Bancroftolithus alki also occurs in the Los Azules Formation in San Juan Province. The five species included in this regional clade exhibit significant morphological differences in the lower lamellae...
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Journal Article
Published: 27 September 2019
Geological Magazine (2020) 157 (4): 539–550.
... suggest a Sandbian age. The rhabdosomes of Orthograptus sp. are identical to those studied in the upper member of the Los Azules Formation in the Cerro Viejo de Huaco (Ortega, 1987 ), Central Precordillera, suggesting the presence of the late Sandbian Climacograptus bicornis Zone...
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Journal Article
Journal: AAPG Bulletin
Published: 01 March 1966
AAPG Bulletin (1966) 50 (3): 618–619.
... in sediments deposited at Lat. 34°N. (Repetto Formation of southern California) approximately 10–9 × 10 6 yrs. ago. This tropical to warm-temperate facies can be traced within a wedge of bathyal marine sediments extending north from Lat. 8°N. (Charco Azul Formation of Panama) to Lat. 47°N. (Quinault Formation...
Journal Article
Journal: Economic Geology
Published: 01 December 1988
Economic Geology (1988) 83 (8): 1802–1829.
... the sixteenth century. Production from the Santa Maria dome is, at the time of writing, 800 metric tons per day from two principal mines, the Los Azules mine and the Santa Maria mine, both located within the northeastern flank of the sierra.The deposits are located along a Mesozoic basin-uplift margin...
Journal Article
Journal: GSA Bulletin
Published: 01 September 1967
GSA Bulletin (1967) 78 (9): 1155–1178.
... of glaucophane, schist, serpentine, greywacke, bedded chert, and minor amounts of acidic volcanic and plutonic rocks; the Costa Azul Member, which is predominately basalts and tuffs; the Amado Nervo Member, which is composed of basalt; the Las Glorias Member, which is predominately sandstones; and the Los Buenos...
Series: GSA Memoirs
Published: 01 August 1950
DOI: 10.1130/MEM43-4-p1
... of Central America. The Upper Pliocene fauna correlates with that found in the Charco Azul Pliocene formation of Panama and with Uvigerina peregrina beds of the Los Angeles and Ventura basins. These beds lie beneath those containing Cassidulina limbata Cushman and Hughes, and above those which contain...
Image
1–8 , Bancroftolithus alki n. sp.,  1–4, 8 , from upper member of the <b>Los</b> A...
Published: 01 November 2011
F igure 9 1–8 , Bancroftolithus alki n. sp., 1–4, 8 , from upper member of the Los Azules Formation at Cerro Viejo area, 5–7 from the Las Plantas Member of Las Vacas Formation at Las Plantas section. 1 , dorsal view of cranidium, CORD-PZ 14390, ×5; 2 , dorsal view of cranidium, CORD-PZ
Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2006.2420(18)
... peninsula. For the purpose of this study, six naturally defined areas were studied separately: El Cardonal, El Arco, San Lucas, El Tiburón, El Tule, and San José. Two main sedimentary provinces were identified via Fourier grain-shape analysis, El Médano and Los Cabos. El Médano sedimentary province...
Journal Article
Journal: AAPG Bulletin
Published: 01 October 1984
AAPG Bulletin (1984) 68 (10): 1467–1492.
..., Potiquas, and Ampos basins. In Mexico, discoveries were reported in the Cerro Azul, Poza Rica (Chicontepec, Villahermosa, and Tabasco) areas onshore and in the Bay of Campeche offshore. In Argentina, discoveries were made in the San Jorge basin and the Noreste Tarija basin. 1 Manuscript received...
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Series: SEPM Special Publication, SEPM Special Publication
Published: 01 January 2009
DOI: 10.2110/sepmsp.093.269
EISBN: 9781565762978
... their paleogeography to known settings in the states of Tamaulipas, Nuevo León, Coahuila, and Chihuahua. Unit 1 is lithocorrelated with the Espinazo del Diablo Formation described by González-León (1988) . Herrera and Bartolini (1983) , in their geologic map, referred to these rocks in Sierra Las Azules...
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Journal Article
Published: 01 May 2001
Journal of Paleontology (2001) 75 (3): 732–742.
...ORANGEL AGUILERA; DIONE RODRIGUES DE AGUILERA Abstract We report the discovery of an extremely rich, previously undescribed Caribbean late Miocene to early Pliocene ichthyofauna represented by one hundred forty species of elasmobranchs and teleosteans from the Cubagua Formation, northeastern...
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Series: GSA Special Papers
Published: 01 January 2007
DOI: 10.1130/2007.2422(07)
... traza inferida de la falla y un mejor conocimiento de la secuencia miogeosinclinal. Son pocos los estudios estructurales en la región y en particular un problema importante es resolver en tiempo y espacio los efectos de la deformación compresional Cretácico-Terciario. Un modelo que no entra en...
Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2007
DOI: 10.1144/GSL.SP.2007.273.01.15
EISBN: 9781862395213
... the period of 1970–1992 by the University of California at Los Angeles (UCLA) as part of the monumental 24- volume series entitled Folk Literature of South American Indians ( Wilbert & Simoneau 1992 ). The distribution of the ‘UCLA collection’, representing 20 different cultural groups east...
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Journal Article
Journal: AAPG Bulletin
Published: 01 November 2000
AAPG Bulletin (2000) 84 (11): 1811–1831.
...). Originally, seven stratigraphic units were proposed for the Cretaceous rocks exposed in the Lampazos area, but in this article only five units (El Aliso, Agua Salada, Lampazos, Espinazo del Diablo, and Los Picachos formations) have been used, and we propose herein to discontinue usage of the other two (Nogal...
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Journal Article
Journal: GSA Bulletin
Published: 01 June 2000
GSA Bulletin (2000) 112 (6): 803–816.
... closures. The new data also require that land mammalian fossils found in the Río de los Pozos Formation are late Miocene, rather than Pliocene, as previously believed. TABLE 1. SUMMARY OF 40 Ar- 39 Ar RESULTS TABLE 2. MEAN PALEOMAGNETIC RESULTS FOR CLASS I SITES Figure 1. Simplified...
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Journal Article
Journal: AAPG Bulletin
Published: 01 July 2012
AAPG Bulletin (2012) 96 (7): 1253–1277.
... andesites that are hosted in and enclosed by shales of the Vaca Muerta Formation, the main source rock in the basin (e.g., Villar et al., 1998 ) ( Figure 2 ). Two central fields, Los Cavaos and Malal del Medio, are surrounded by several satellites. Typical estimated ultimate-recovery volume in this play...
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Journal Article
Journal: AAPG Bulletin
Published: 01 May 1939
AAPG Bulletin (1939) 23 (5): 688–690.
...R. G. Greene 1 Manuscript received, March 20, 1939. 2 422 West Sixth Street. © 1939 American Association of Petroleum Geologists. All rights reserved 1939 American Association of Petroleum Geologists On February 26, 1939, the Compania de Petrolia Ganzo Azul, Ltd...
Journal Article
Journal: GSA Bulletin
Published: 01 May 2012
GSA Bulletin (2012) 124 (5-6): 780–799.
... horizons in the sedimentary cover sequences. Fission-track and (U-Th)/He low-temperature thermochronology was conducted on 16 plutonic samples collected from topographic profiles at the deeply incised Cerro Azul Range, where ∼1 km differences in elevation are present in <10 km radius ( Fig. 2...
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