Thesis Collection
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Browsing by Author "Ahijado, A."
Now showing items 1-5 of 5
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Características geoquímicas de las carbonatitas de la Pta. del Peñón Blanco, Fuerteventura. Canarias
(Sociedad Geológica de España, 1991)In this paper the main geochemical characteristics of the carbonatites located at Pta. del Peñón Blanco are described. They are calcite carbonatites with typical high concentrations of Sr, Ba and REE Some of them show a ... -
Características mineralógicas de una sóvita pirofanítica de la Pta. del Peñón Blanco, Fuerteventura, Canarias
(Sociedad Geológica de España, 1992)A carbonite vein composed by caldte and pyrophanite is described. Pyrophanite, a very unusual mineral phase in this kind of rocks is formed at low temperatures. This vein is classified as a late carbonatite -
La serie volcánica submarina del Complejo Basal de Fuerteventura: crecimiento submarino y emersión de la Isla
(Sociedad Geológica de España, 2002)Three lithological units have been distinguished in the volcanic succession of the Basal Complex of Fuerteventura Island, from bottom to top: the Submarine Volcanic Croup, the Transitional Volcanic Croup and the Subaerial ... -
Synchysita en las carbonatitas de la Pta. del Peñón Blanco, Fuerteventura, Islas Canarias
(Sociedad Geológica de España, 1991)Synchisite, a REE-fluorocarbonate, appears in a carbonatitic vein located in Pta del Peñon Blanco, Fuerteventura. This mineral is interpreted as the result of the action of carbonated water over REE-fluorapatite. -
Zonas de cizalla dúctil en el Complejo Basal de Fuerteventura
(Sociedad Geológica de España, 1994)The oldest plutonic rocks of the Basal Complex of the Fuerteventura Island In the area of Amanay are an alkaline ultramafic-carbonatite complex. In certain areas these rocks are affected by two ductile shear systems with ...
