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Loma Amarilla Formation

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Journal Article
Journal: GSA Bulletin
Published: 01 March 2017
GSA Bulletin (2017) 129 (3-4): 349–371.
... ). In the Austral basin sector (∼49°S–50°S), deep-marine facies transition upward to shallow- and marginal-marine successions of the Lago Viedma and Mata Amarilla Formations as early as Cenomanian time ( Riccardi and Urreta, 1988 ; Arbe, 2002 ; Varela et al., 2012 ; this study), whereas this major facies...
Series: Special Publications of the Society of Economic Geologists, Special Publications of the Society of Economic Geologists
Published: 01 January 2012
DOI: 10.5382/SP.16.03
EISBN: 9781629490410
... siliciclastic units farther north, which include the upper Calama ( Blanco et al., 2003 ; May et al., 2005 ) and Loma Amarilla ( Mpodozis et al., 2005 ) Formations in the Calama and Salar de Atacama basins, respectively (Fig. 1 ). These sedimentary units are the erosional products resulting from Domeyko...
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Series: Special Publications of the Society of Economic Geologists, Special Publications of the Society of Economic Geologists
Published: 01 January 2012
DOI: 10.5382/SP.16.14
EISBN: 9781629490410
... Oligocene continental conglomerates and poorly consolidated gravels. Internal progressive unconformities and Ar/Ar ages between 44 and 43 Ma from a tuffaceous horizon just above the base of this sequence (Loma Amarilla Formation) indicate that these strata-accumulated syntectonically during the regional...
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Journal Article
Journal: SEG Discovery
Published: 01 July 2008
SEG Discovery (2008) (74): 1–52.
... This file includes the entire issue in PDF format. The HTML versions of the peer-reviewed articles must be viewed and/or purchased separately. © 2008 The Society of Economic Geologists, Inc 2008 The Society of Economic Geologists, Inc INTRODUCTION AND HISTORICAL BACKGROUND Northeastern...
Journal Article
Journal: SEG Discovery
Published: 01 October 2009
SEG Discovery (2009) (79): 1–60.
... This file includes the entire issue in PDF format. The HTML versions of the peer-reviewed articles must be viewed and/or purchased separately. © 2009 The Society of Economic Geologists, Inc 2009 The Society of Economic Geologists, Inc SEG www.segweb.org Advancing Science and Discovery...
Series: AAPG Memoir, AAPG Memoir
Published: 01 January 2011
DOI: 10.1306/13251340M943099
EISBN: 9781629810249
... by Kozlowski ( 1984 ) starts in the west with the uplift of basement structures at the same time that the Agua de la Piedra formation is deposited. The propagation to the east and the development of shallow detachments occur at the time of deposition of the Loma Fiera Formation, dated by Combina and Nullo...
FIGURES | View All (16)