The chemistry of hydrothermal magnetite: A review ...
2014-9-1 · However, magnetite occurs in deeper sections of ore deposits, below the weathering front, where it commonly forms medium- to high-grade “proto-ore”, and in these zones complex mineral associations, including iron-rich carbonates and/or silicates are commonly observed (Angerer et al., 2012, Duuring and Hagemann, 2012, Figueiredo e Silva et ...