Ti–Zr placers and weathering crusts of the Karaotkel and Satpaev deposits, Kazakhstan. Issue 2 (3rd April 2019) - Suiekpayev, Yertlek; Sapargaliyev, Yerzhan; Kravchenko, Mikhail; Dolgopolova, Alla; Seltmann, Reimar; Azelhanov, Askhat