They exported salt from the southern end of the island and lead from the mines of Sant Carles, and at the same time extracted a purple dye from shellfish which was used for imperial cloaks.
Along with salt, lead and dye, they exported coal and rock.
mnli hypothesis: Along with salt, lead and dye, they exported coal and rock. premise: They exported salt from the southern end of the island and lead from the mines of Sant Carles, and at the same time extracted a purple dye from shellfish which was used for imperial cloaks.