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.
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.
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.
Russia, Khabarovsk Territory, Yagdynya river. Biotite Granites. Form an massif of 850 square kilometers. Consist: oligolclase - 24-32%, microcline - 24-45%, quartz - 15-29%, biotite - 4-11%. Plagioclase forms sericite and albite (auto-metasomatism). Chlorite is formed by biotite. Accessory: sphene, zircon, apatite. Definitions of absolute age (K): 207, 230, 235 million years. Upper Triassic.
Russia, Khabarovsk Territory, Yagdynya river. Biotite Granites. Form an massif of 850 square kilometers. Consist: oligolclase - 24-32%, microcline - 24-45%, quartz - 15-29%, biotite - 4-11%. Plagioclase forms sericite and albite (auto-metasomatism). Chlorite is formed by biotite. Accessory: sphene, zircon, apatite. Definitions of absolute age (K): 207, 230, 235 million years. Upper Triassic.
Russia, Khabarovsk Territory, Yagdynya river. Biotite Granites. Form an massif of 850 square kilometers. Consist: oligolclase - 24-32%, microcline - 24-45%, quartz - 15-29%, biotite - 4-11%. Plagioclase forms sericite and albite (auto-metasomatism). Chlorite is formed by biotite. Accessory: sphene, zircon, apatite. Definitions of absolute age (K): 207, 230, 235 million years. Upper Triassic.
Russia, Khabarovsk Territory, Yagdynya river. Biotite Granites. Form an massif of 850 square kilometers. Consist: oligolclase - 24-32%, microcline - 24-45%, quartz - 15-29%, biotite - 4-11%. Plagioclase forms sericite and albite (auto-metasomatism). Chlorite is formed by biotite. Accessory: sphene, zircon, apatite. Definitions of absolute age (K): 207, 230, 235 million years. Upper Triassic.