Filón Norte open pit, Tharsis Mines, Tharsis, Alosno, Huelva, Andalusia, Spain
Sample with 7x4x4cm - December of 2007
© Photo & Collection of Martins da Pedra
Melanterite crystals (FOV 10 cm) photographed in situ at Filón Norte open pit. The melanterite only crystallizes and is relatively stable in cold, sunny days at the end of autumm or beggining of winter, after a rainy period.
© Dr. Cesar Menor-Salvan-2012
The west (smaller) pit of Filon Norte Mine, looking W. Photo taken 22 August 2009
© Pete Nancarrow
The eastern (larger) pit at Filon Norte, looking east. Photo taken 22 August 2009