Siderite with Quartz

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

Specimen size: 4.9 × 4.2 × 2.4 cm = 1.93” × 1.65” × 0.94”
Main crystal size: 0.8 × 0.4 cm = 0.31” × 0.16”