Beneficiation of feldspar ore for application in the ...
In order to reduce the TiO 2 and Fe 2 O 3 content of the ore, an anionic collector, namely E 526 supplied by ArrMaz Florida, United States, which is based on sodium petroleum sulfonates and known to have selectivity for these minerals, was used.. The feldspar minerals and quartz were separated from each other by flotation of feldspar minerals and depression of quartz minerals.