grekhovskaya mountain made of gypsum and anhydrite in autumn decoration western urals, russia

anhydrite autumn balance bank base change climate climbing crystal crystalline dawn daylight decoration desert discover district earth edge exploration explore formation geology grekhovskaya grey gypsum heat high hiking horizon layer left light made majestic mineral mount mountain opening panorama peak place relief resource river rock rough russia scenery scenic space sport summertime sunshine sylva temperature trail trekking trip unique urals western white