These outcroppings of magnetite are all over the Baja 14 (Mina Gaudalupe) mine-and the Coloso vein currently being mined - one of 4 large veins on the concession-repeatedly reportedly tests at 64-67% ore -see the SGS analysis in Max's dd compilation-which is premium ore-miners usually get $5/ton extra for each % above the benchmark of 62%-see the article posted by Cohibaman in Max's compilation (there is also a relatively new grade of 58% reported on iron indexes).