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Browsing ELibrary by Title
Now showing items 7861-7880 of 21936
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(1990)The presence of igneous rocks of mafic composition (diabases and dolerites) in the caprock of the Seregovo salt dome, about 75 km north of Syktyvkar, in a platform region with a large area of Mesozoic-Cenozoic sedimentary ...
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(2001)The crystalline basement in the west of the East European Platform is composed of arc-shaped tectonic belts and blocks metamorphosed to the amphibolite and granulite facies. Our recent geochronologic dating (U-Pb on zircon ...
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(1988)The basement of the western part of the Siberian craton was penetrated to below 3798 m in the Kochumdek No. 3 well, drilled in the Turukhansk district, between the Lower Tunguska and the Bakhta Rivers, in the field occupied ...
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(2003)Seismostratigraphic study in the outer shelf, an upper part of the Black Sea continental slope, and in the Quaternary depression superimposed on the shelf defined three stages in accumulation of Karangatian sediments, which ...
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(1990)In determining the oil and gas potential of the sedimentary cover on the West Siberian platform (WSP), it is important to know the full range of catagenesis of organic matter (OM) in the sections in different areas and ...
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(1988)The Udachnaya pipe consists of two associated bodies, an eastern and western, that are in contact to a depth of between 250 to 270 m, but are separated at greater depths. The cluster analysis of the chemical composition ...
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(1990)Geological and geophysical data for the Kara Sea (i.e., seismic studies by the common depth point reflection method, the refraction correlation method and gravimetric data) have identified the presence of a North Kara Sheet ...
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NEW DATA ON THE DISTRIBUTION AND STRATIGRAPHY OF THE BOTTOM DEPOSITS OF LAKE PEIPSI, EASTERN ESTONIA (2001)The bottom sediments of Lake Peipsi, eastern Estonia, were investigated. Earlier obtained continuous seismic reflection profiling data is compared with the coring data. Generally good accordance is found, with minor ...
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(2001)The shells of the bivalve genus Fortipecten Yabe et Hatai were found in the Lower Unit of the Maruyama Formation of the Makarov District of Southeastern Sakhalin. Earlier the genus was found only in the middle member of ...
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(1996)The geology of Iturup Island, which is the largest one in the Kuril island arc, has not yet been considered in any special publications. The island is marked by the occurrence of typical island-arc deposits of the middle ...
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(1990)I have studied the distribution of gold contents in the reference and other particular sections of the sedimentary rocks of the Southern Verkhoyan region. Analysis of the distribution of gold in the section through the ...
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(1996)Based on new original paleofloral and stratigraphic data, collected recently from Jurassic sections in southern Kazakhstan, and on a critical revision of available collections and published data on Jurassic continental ...
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(1999)Geological mapping of the Eastern Sayan in the late 1980s-early 1990s proved the occurrences of stable assemblages of archaeocyathids and trilobites correlatable with those from horizons of the Altai-Sayan foldbelt (except ...
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(2004)Age and spatial relationships between the Gan'kino, Lyulinvor, and Tavda formations, the principal subdivisions of marine Paleogene, are clarified based on comprehensive paleontological study of marine deposits, which have ...
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(2004)The Paleocene-Eocene marine deposits recovered by two reference boreholes (011BP and 9) in the Omsk depression, the southwestern Siberian plate, have been comprehensively studied in various paleontological aspects. Geology ...
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NEW DATA ON THE MECHANISM OF NATURAL SEPARATION OF EVEN-NUMBERED ISOTOPES OF URANIUM (234U AND 238U) (1990)We have developed a special instrument for three-dimensional mass spectrometric analysis (TDMSA) with differential ion counting, which allows rather detailed detection of time-dependent changes that occur in the isotopic ...
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(2004)Lithology and distribution of nannofossils and mollusks in two continuous sections (anticline of the Mt. Zelenskii, Tamanskii Peninsula, and the Pshekha River section, Western Ciscaucasia) of the upper Chokrakian-lower ...
Now showing items 7861-7880 of 21936