- Ferberite, Quartz, Siderite
- Small Cabinet, 7.1 x 5.7 x 4.7 cm
- Panasqueira Mine - Couto Mineiro da Panasqueira, Panasqueira, Covilha, Castelo Branco District, Portugal
A classic and fine combination piece of species, for which the Panasqueira Mine is renowned. Lustrous, jet-black clusters of ferberite blades are set on a jackstraw matrix of two, large siderite crystals. The 7.0 cm, water-clear quartz crystal and the contacted quartz shard on the siderite edge are fine accents. Ex. Gene Meieran Collection.