VERY INTERESTING SAMPLE OF IRISADA CHALCOPYRITE, WITH SOME SAMPLE OF ARSENOPYRITE IN THE MATRIX. PIECE OF VERY GOOD QUALITY EXTRACTED FROM THE PANSQUEIRA AREA IN CASTELO BRANCO PIECE THAT CANNOT BE MISSING IN YOUR COLLECTION
VERY INTERESTING SAMPLE OF IRISADA CHALCOPYRITE , WITH SOME SAMPLE OF ARSENOPYRITE IN THE MATRIX.
VERY GOOD QUALITY PIECE EXTRACTED FROM THE PANSQUEIRA AREA IN CASTELO BRANCO
PIECE THAT CANNOT BE MISSING IN YOUR COLLECTION
