Magnetic Mineral
Andr s kov cs, rafal e. dunin-borkowski, in handbook of magnetic materials, . 5.2 magnetic interactions in minerals. in contrast to the sizes of crystals in magnetotactic bacteria, the sizes of the grains in primary magnetic minerals in most igneous and metamorphic rocks exceed the magnetic multidomain threshold. although such rocks are expected to be less likely to maintain strong and.Apr 03, dso, gravity separation, iron ore, iron ore beneficiation, magnetic separation, beneficiation of iron ores. iron ore is a mineral which is used after extraction and processing for the production of iron and steel. the main ores of iron usually contain fe2o3 (70 % iron, hematite) or fe3o4 (72 % iron..