Geologiya I Geofizika, 2000, V 41, N 4, April.


GEOLOGY OF OIL AND GAS

Kontorovich A.E., Danilova V.P., Kostyreva E.A., Melenevskii V.N., Gilinskaya L.G., Levchuk M.A., Moskvin V.I., Fomin A.N., and Yudina N.T. Organic geochemistry of the Abalak Formation of the West-Siberian petroleum basin 459 Basharin A.K., Belyaev S.Yu., and Guodu Li. Riphean-Phanerozoic tectonics and evolution of the Yenisei-Baikit region of the Siberian craton and the Tarim Platform (in terms of petroleum potential) a comparative analysis 479 Sirotenko L.V. and Gorbachev V. I. Factors favoring development of rock reservoirs in the lower part of the Tyumenskaya superdeep borehole 491
STRATIGRAPHY AND PALEONTOLOGY

Khomentovsky V.V. Substantiation of the Vendian-Lower Cambrian geochronological scale by U-Pb zircon ages 503 Zybin V.A., Sennikov N.V., Iwata K., Obut O.T., Kurtigeshev V.S., Khlebnikova T.V., and Sugai Y. New data on the microfauna and geologic structure of the areas of development of the Lower Cambrian Shashkunar silico-carbonate-terrigenous Formation (Gorny Altai) 516 Krugovykh V.V. and Mogucheva N.K. Palyno- and phytostratigraphy of the Triassic reference section of Cape Tsvetkov (Eastern Taimyr, Siberia) 535
PETROLOGY AND GEOCHEMISTRY

Vilor N.V. and Lepin V.S. Experiments on gas passage through metamorphic rocks 551 Ivanov V.G., Yarmolyuk V.V., Antipin V.S., Goreglyad A.V., Vorontsov A.A., Baikin D.N., and Nikiforov A.V. Intracontinental magmatism as an indicator of formation of the Baikal Rift Zone 557 Plyusnin A.M., Suzdal'nitskii A.P., Adushinov A.A., and Mironov A.G. Formation of travertines from CO2- and NO2-rich hydrotherms in the Baikal Rift Zone 564 Koval' P.V., Grebenshchikova V.I., Kitaev N.A., Koveshnikov A.M., Lustenberg E.E., Romanov V.A., and Falileev A.N. Geochemistry of the environment of Prebaikalia 571 Belevantsev V.I., Obolensky A.A., Anoshin G.N., Kuz'min M.I., and Koval' P.V. Balance of mercury in Lake Baikal and environment of Siberia 578 Petrov L.L., Kornakov Yu.N., Persikova L.A., Anchutina E.A., Susloparova V.E., and Shibanov V.A. Collection of multielement reference samples exemplifying natural and technogenic media in the Baikal region 582
GEOPHYSICS

Lossovskii E.K. Measurement of absorption of seismic waves 588