JFD47AN8: As they say in Asturias: a 'pocholada'. Iridescent Pyrite almost completely covers Fluorite cubes of the typical lemon-yellow color of the pieces from the Villabona mines (not to be confused with those from the Moscona Mine)
Villabona Mines, Barrio de la Estación, Villabona, Llanera, Comarca del Nora, Principality of Asturias (Asturias)  Spain (2015)

Specimen size: 6.2 × 6 × 4.3 cm = 2.44” × 2.36” × 1.69”

Main crystal size: 1.4 × 1,3 cm = 0.55” × 0.39”