The invention is developing a bench scale flotation of feldspar using sulphuric acid acts as an activator (to replace hidrofluoric acid) with a mixed cationic/anionic collector (n-tallow 1, 3-propanediamine-dioleate), thereby create Environmental…

This project offers an alternatively process of extracting mica from pegmatite rock using magnetic separation without any additional of chemical reagent. It applies precise control of the magnetic separation process is essential to obtain high grade…