Tin-tungsten mineralizing processes in tungsten vein deposits: Panasqueira, Portugal

Pilar Lecumberri-Sanchez1, Filipe Pinto2, Romeu Vieira3, Markus Wälle1 and Christoph A Heinrich1, (1)ETH Zurich, Zurich, Switzerland, (2)Sojitz Beralt Tin and Wolfram, Barroca Grande, Portugal, (3)Universidade do Porto, Porto, Portugal