Sulfur on Covellite

Atalaya cut, 14-16 level, Rio Tinto Mines, Minas de Riotinto, Comarca Cuenca Minera, Huelva, Andalusia  Spain (1996)

Specimen size: 14 × 6.7 × 4.8 cm = 5.51” × 2.64” × 1.89”
Main crystal size: 0.1 × 0.1 cm = 0.04” × 0.04”