GEOLOGICAL CHARACTERISTICS OF THE NANFEN IRON DEPOSIT IN BENXI, LIAONING PROVINCE

The Nanfen iron deposit, genetically belonging to Archean volcanic sedimentary metamorphic deposit of Anshan type, is in super large scale, with simple orebody shape and evenly distributed useful components. The ore bodies are composed of three iron ore layers which are distributed in the Archean Anshan group. The ores are controlled by monoclinic structure, with stable scale, occurrence, mineral composition and grade of TFe.