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Poster Programme GMPV17

GMPV17

Alteration, very-low grade metamorphism and late fluid and porosity evolution of volcanic rocks
Convener: Hans-Joachim Massonne  | Co-Convener: Leo A. Hartmann 
Poster Programme
 / Attendance Mon, 04 Apr, 17:30–19:00  / Display Mon, 04 Apr, 08:00–19:30  / Halls X/Y

Display time: Monday, 04 Apr 08:00–19:30
Attendance Time: Monday, 04 Apr, 17:30–19:00
Halls X/Y
Chairperson: L.A. Hartmann
XY297
EGU2011-387 | presentation | presentation
Hydrothermal fluid flow evidenced by mineral alteration assemblages and chemistry of metamorphic rocks, sediments and volcanics on top of the southernmost Río de la Plata craton, eastern Argentina
Juan Cruz Martínez, Jorge A. Dristas, and Hans-J. Massonne

XY298
EGU2011-605
Mineralogy and Chemistry of Zeolite Minerals in Tertiary Alkaline Volcanics around Trabzon Area, NE Turkey
Emel Abdioğlu, Mehmet Arslan, and Cem Yücel

XY299
EGU2011-1719
Experimental study of the mineral evolution and associated mass transport under thermal gradient. Application to the thermal stability of low-temperature phyllosilicates
olivier vidal, armelle baldeyrou, bertrand fritz, daniel beaufort, and bruno lanson

XY300
EGU2011-3049
Alteration of a subvolcanic rock from the Rhenish Massif - complete or partial equilibration at very-low grade metamorphism?
Hans-Joachim Massonne

XY301
EGU2011-3236
Low-temperature alteration of basalts leading to world-class deposits of amethyst geodes in the Ametista do Sul mining district, southernmost Brazil
Leonardo Manara Rosenstengel and Léo Afraneo Hartmann

XY302
EGU2011-3249
Discovery and description of gossans above amethyst deposits in altered volcanic rocks of the Paraná province, South America
Juliana Silva and Léo Afraneo Hartmann

XY303
EGU2011-3253
Alteration, very-low grade metamorphism and geochemical modification of basaltic rocks in the Quaraí amethyst district, Paraná volcanic province, Brazil
Sandro Duarte, Léo Hartmann, Juliana Pertille, and Karine Arena

XY304
EGU2011-3783 | presentation | presentation
Low-temperature, hydrothermal base and precious metal deposits hosted by volcanic-sedimentary sequences of the Camaquã basin, southernmost Brazil
Marcus V. D. Remus, Léo A. Hartmann, and João A. Toniolo

XY305
EGU2011-3883
Epigenetic hydrothermal origin for the copper mineralization in the Vista Alegre district, Paraná volcanic province, southernmost Brazil
Viter Pinto and Léo Hartmann

XY306
EGU2011-4245
Silicate to silica alteration in basalts and rhyodacites of the Paraná volcanic province and formation of giant amethyst geodes
Leo A. Hartmann and Hans-Joachim Massonne

XY307
EGU2011-4375
Geology and petrographic studies of the hydrothermal altered rocks in the Qolqoleh gold deposit, Kurdistan province, Iran
Farhad Ahmadnejad and Batoul taghipour

XY308
EGU2011-8810
Cavity opening and amethyst geode formation in altered basaltic rocks of the Paraná province, South America, evaluated with the finite element method
Joacir Thadeu Nascimento Medeiros, Leo Afraneo Hartmann, and Larissa Teixeira Petruzzellis

XY309
EGU2011-8866 | presentation | presentation
Very-low- to low-grade metamorphism of mafic and felsic volcanic rocks in Avalonia of SE Cape Breton Island (Nova Scotia; Canada) as a result of collision
Arne Willner, Hans-Joachim Massonne, Sandra M. Barr, and Chris E. White

XY310
EGU2011-9283
Hydrothermal zeolites and related authigenic minerals in the Upper Oligocene to Lower Miocene Smrekovec Volcanic Complex
Polona Kralj and Peter Kralj

XY311
EGU2011-11815
Very low-grade metamorphism and very well preserved epithermal mineralization in the Paleproterozoic Uatumã LIP, southern Amazonian craton, Brazil
Caetano Juliani, Carlos Marcello Dias Fernandes, Lena Virgínia Soares Monteiro, Bruno Lager, and Carlos Mario Echeverri-Misas