RM27F9: Maybe the plate form of this crystal is not common, but it is really a doubly-terminated crystal of an excellent color and size. The sample was purchased by Folch in March 1969 from a miner in Panasqueira.
Minas da Panasqueira, level 2, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro Region  Portugal (1969)

Specimen size: 4.2 × 3.2 × 1.7 cm = 1.65” × 1.26” × 0.67”