Item number: MIN5436 Size: 110x70x45 mm Crystal size (max.): 105 mm Weight: 350 g Locality: Panasqueira Mine, Couto Mineiro da Panasqueira, Panasqueira, Covilhã, Castelo Branco District, Portugal
Group of three Quartz crystals, 4, 9 and 10,5 cm long, pretty clear,on the back side partly covered with 0,5 mm crystalls of Feldspar peppered with up to 7 mm tall Arsenopyrite crystals. Old classic finding before 1950´s.
