Calcite

Can Palomeres Mines, Malgrat de Mar, Comarca Maresme, Barcelona, Catalonia / Catalunya  Spain (2017)

Specimen size: 6.8 × 6.4 × 4.7 cm = 2.68” × 2.52” × 1.85”
Main crystal size: 2.2 × 0.8 cm = 0.87” × 0.31”