FERBERITE, QUARTZ, MUSCOVITE, DOLOMITE, PYRITE

Group of ferberite crystals of good size and striated faces and defined complex edges. With an intense black color. It is accompanied by some developed quartz crystals and some muscovite and pyrite. Partially covered by lenticular siderite crystals. THE MAIN CRYSTAL IS: 6.1 x 4.9 x 2.6 cm.

ORIGIN: PANASQUEIRA MINES, VILLAGE OF SÃO FRANCISCO DE ASSIS, COVILHÃ, CASTELO BRANCO, COVA DA BEIRA, PORTUGAL

DIMENSIONS: 6.1x5.1x4.6