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Pedro Vaz Formation

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Series: Geological Society, London, Special Publications
Published: 01 January 2013
DOI: 10.1144/SP369.21
EISBN: 9781862396173
... Table 1. Post-rifting magmatic events in the South Atlantic, África and South America Age (Ma) South American side Description/interpretation Age (Ma) African side Description/interpretation ? 2–0.0 Ascension Island Ocean ridge 2.9–2.3 Trindade–Martin Vaz island 2.5...
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Journal Article
Published: 01 May 2010
Journal of the Geological Society (2010) 167 (3): 519-538.
... is necessary to place the older palaeo-markers close to or below the present sea level, as their resulting vertical displacement is somewhat less than the minimum Quaternary displacement of 75 m. For example, the Casas Velhas Formation has a passage zone between subaerial and submarine facies at 35–40 m a.s.l...
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Journal Article
Published: 01 December 2013
European Journal of Mineralogy (2013) 25 (6): 987-993.
...Isabel Ribeiro Da Costa; Pedro C.R. Rodrigues; Fernando J.A.S. Barriga; Peter A. Rona; Carla D. Nunes; Pedro D. Vaz AbstractAegirine is a Na-pyroxene well known for exhibiting bright green colour under the microscope, or else green to light brown pleochroism within the aegirine-augite solid...
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