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Showing 1 to 10 of 10 for “"GEO/07 Petrologia e petrografia"”.
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Metamorfismo ercinico di bassa-pressione: evoluzione tettonico-metamorfica del complesso di mandatoriccio (massiccio della Sila - Calabria)
… (T > 600 °C; P < 4 kbar) resulting in anomalous geothermal gradients (60-150 °C/km). The abnormal amount of heat has been related to crustal underplating of mantle-derived basic magmas or to thermal perturbation linked to intrusion of large volumes of granitoids in the intermediate crust. In …
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Caratterizzazione geo-petrografica, petrologica e geochimica di rocce anatettiche del nord Sardegna
… ortho- and para-derivates migmatites outcrop. A geological and structural survey was carried out, leading to the realization of a geological schematic map of Punta Sirenella area. Several samples of different rocks were collected for petrographic, micro-structural minero-chemical and geochemical …
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Metamorfismo varisico dell’Unità tettonica del Monte Grighini,Sardegna centrale
… zone marked by ultramylonites and cataclasites. Geological map in scale 1:25000 of the Monte Grighini Complex has been done by combining geo-petrographical data with previous geological and structural data (Musumeci et al., under revision). A lito-stratigraphic column has also been done. That …