Fluorapatite with Arsenopyrite and Siderite

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

Specimen size: 19.4 × 10.7 × 5.4 cm = 7.64” × 4.21” × 2.13”
Main crystal size: 4.2 × 3.5 cm = 1.65” × 1.38”