NB6E6: Very well defined, floater crystals of Ferberite. There is also some Mica and Siderite with them. Given their brilliance and perfection you can consider them to be one of the better quality Ferberites from the Panasqueira mines.
Minas da Panasqueira, level 3, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (2004)

Specimen size: 5.7 × 5.3 × 2.5 cm = 2.24” × 2.09” × 0.98”

Main crystal size: 5.5 × 3.4 cm = 2.17” × 1.34”