Ferberite (Wolframite Group) with Pyrite, Quartz, Muscovite and Arsenopyrite

Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (+1965)

Specimen size: 15.2 × 11.7 × 10.7 cm = 5.98” × 4.61” × 4.21”
Main crystal size: 7 × 6.7 cm = 2.76” × 2.64”