Hellow guys, Welcome to my website, and you are watching Сульфаты. Гипс и ангидрит. Лекция минералогия. Часть 1. and this vIdeo is uploaded by Творческий процесс at 2022-02-26T01:30:13-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.