Cassiterite with Fluorapatite, Siderite and Quartz

Minas da Panasqueira, level 2, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal

Specimen size: 1.7 × 1.3 × 1.2 cm = 0.67” × 0.51” × 0.47”
Main crystal size: 1.3 × 1.1 cm = 0.51” × 0.43”