Siliceous-clay schist

Russia, Khabarovsk Territory, Khabarovsk. Siliceous-clay schists with lenses of gray limestone and quartz veins. Fossil: Neoschwagerina margaritae (Dep.), Pseudodoliolina aff. ozawai Yabe et Hanz, Codonofusiella, Neofusulinella, Reichelina, Pseudofusulina kraffti (Shellw.-Dyhrenf.), P. aff vulgarus (Shellw.-Dyhrenf.). At the bottom of the first photo are diabase porphyrites.  Permian? Khabarovskaya series. Thickness 2150 metres.