Russia, Khabarovsk territory, Khekhtsir range. Burgundy and gray jasper-like siliceous rocks. Voronezhskaya strata. The thickness is about 600 m with interlayers (1–2 cm) of siliceous-clayey rocks and rare lenses (10–30 m) of limestones. In limestones fossil: Halobia cf. charliana Mojs., Posidonia subwengentus Kipar., Nodosaria sub-primitiva Herke, N. cf. biloculina Fran, Arcetes. Middle and Upper Triassic.