Oleh Hnylko

Institute of geology and geochemistry of combustible minerals of the National Academy of Science of Ukraine, Lviv

The Kamyanyi (Kaminnyi) Potik Unit (Nappe) is the most internal and structurally-highest unit of the Fore-Marmarosh units, and in many places is directly covered by the Marmarosh Nappes of the Marmarosh Crystalline Massif. Chyvchyn Mount is built of this unit and forms a separate tectonic cap (Chyvchyn Mt. Klippe). It consists of the Upper Jurassic...

Mainly pelagic/hemipelagic deposits of the Vezhany Nappe (Paleocene-Lowermost Oligocene Metova Formation with a high content of planktonic foraminifera) and typical flysch deposits of the Monastyrets Nappe (Paleocene-Eocene Sushmanets Formation with common agglutinated foraminifera as well as the Eocene Drahovo Formation), of the southwestern inner...

The origin of the olistostromes at the front of the Ukrainian Carpathian orogen is related to Miocene synsedimentary thrust movements of the Carpathian accretionary prism and to erosion of uplifted areas of the Boryslav-Pokuttya Nappe in the front of the accretionary prism. There are two olistostrome complexes. The first is the Lower Miocene Polyan...

Purpose: Reconstruction of tectonic and sedimentary development of the south-western part of the Ukrainian Flysch Carpathians. Methodology: Natural Cretaceous-Paleogene sections of flysch have been investigated using the facial method, in particular the sedimentological and micropaleontological analysis. Findings: In the deposits of the Monastyrets...

An attempt was made to correlate the lithostratigraphic units of the Outer Carpathians in Poland, Romania, Slovakia and Ukraine. The correlation covered the area presented in the previously published geological maps of the Outer Carpathians between the Biała and Risca rivers.

The knowledge of the stratigraphy, tectonics and evolution of the Dukla Flysch Nappe of the Ukrainian Carpathians has been supplemented on the basis of geomapping works, structural, sedimentological and micropaleontological studies. Four foraminiferal assemblages are distinguished in the studied sediments. The assemblages (1) and (2) containing Dee...

Mélange is characterized by the block-in-matrix fabric in which rigid blocks of different sizes, lithologies, and ages are distributed in a ductile matrix. Though mélange is a significant component of orogenic belts, in the Ukrainian Carpathians, mélanges of tectonic origin have not been reported. We have described the mélange zones widespread in t...

Scientific review of the latest author’s works on tectonics and geodynamics of the territory of Ukraine, as well as its connection with the localization of mineral deposits, is presented. The structure and evolution of lithosphere of the Carpathian and Black Sea segments of Ukraine, the Dnieper-Donetsk Basin, Donbass Foldbelt and Ukrainian Shield h...

In presented article, on the basis of foraminiferal analysis and using the sedimentological data, the stratigraphy of the Upper Cretaceous deposits of the Pieniny Klippen Belt and the Marmarosh Klippen Zone is summarized and clarified, and the features of paleoceanography, in particular the paleobathymetry of sedimentatary basins, were reconstructe...

The results of the study of planktonic and benthic foraminifers and calcareous nannoplankton from Cretaceous oceanic red beds (CORBs) in Cretaceous successions of various structural-facies units of the Ukrainian Carpathians are presented. Based on a detailed study of the microfauna, the age of the deposits of the Ukrainian Carpathians, which contai...

Cretaceous deposits containing pelagic red beds (CORBs – Cretaceous Oceanic Red Beds) are developed in the Ukrainian Carpathians. CORBs have a global distribution, they are sharply depleted in organic matter and their formation is associated with periods of cooling and intensive circulation of cold, oxygen-enriched deep-sea currents that oxidize or...

Transcarpathian depression (TD) is located in the junction zone of the eastern margin of ALCAPA terrain and the northern part of Tisza-Dacia one, buried under thick Neogene molasses. The Earth’s crust structure of the TD is not clearly understood. The purpose of this work is to refine the TD crust structure and identify low-velocity zones by interp...

The author's detailed geological mapping works suggest that the Holyatyn Structure (located near the villages of Holyatyn and Maidan in the Rika River basin, Ukrainian Carpathians, Transcarpathian administrative region) is a destructured fragment of the Sub-Silesian Nappe located in the Outer Carpathians between the Silesian and Skyba nappes. Withi...

In the work, the knowledge about the geological structure and evolution of the Marmarosh Massif (part of the Dacia terrane or the larger Tisza–Dacia terrane) of the Ukrainian Carpathians is supplemented and summarized. The geodynamic conditions of the formation of the Marmarosh massif are reconstructed in the context of the general evolution of the...

Purpose. The purpose of the work is to characterize exposed small deformation structures associated with broken formations and mélange zones, and an attempt to clarify their genesis. Method. The research methodology is based on elements of structural analysis, the description of deformation structures was given in accordance with the characteristic...

Oleh HNYLKO, Aida ANDREEVA-GRIGOROVICH , Svitlana HNYLKO Geology and Geochemistry of Combustible Minerals of National Academy of Sciences of Ukraine, Lviv, Ukraine, e-mail: igggk@mail.lviv.ua AGE AND SEDIMENTARY ENVIRONMENTS OF THE PALEOCENE DEPOSITS IN THE CARPATHIAN SKYBA NAPPE BASED ON MICROPALEONTOLOGICAL AND SEDIMENTOLOGICAL DATA The results o...

A description of the geological/geotouristic "weekend" excursion from Lviv to the nearest part of the Carpathians is presented with an overview of the exposed deposits of the Western European platform and the Skole Beskyds on the route Lviv - Mykolaiv - Verkhnye Synyovydne - Kamyanka - Lviv. A comprehensive outline of the geological position of the...

The study area is situated in the Ulug-Tau and Khaidarkan gold-antimony-mercury deposits in the South Tienshan (STS). Together with Khadamzhai, Chauvai, and Abshyr deposits, they can be grouped into one ore province. The STS consists mainly of middle and late Paleozoic marine sedimentary rocks, which were deposited in the Turkestan Ocean and on the...

The results of micropaleontological and sedimentological studies of the Paleocene sediments such as the Upper Member of the Stryi Formation and the Yamna Formation located in the Skyba Nappe in the Ukrainian Outer (Flysh) Carpathians are represented. Sedimentological features of the flysch successions (including the sedimentary succession along the...

Purpose. Investigation .of the composition and features of the formation conditions of the Soymul olistostrome stratum in outcrops along the upper course of the Velyka Ugolka River in the Marmarosh Klippen Zone (Inner Ukrainian Carpathians), which is of important theoretical importance for the reproduction of the paleogeography of the basin and its...

In the Ukrainian part of the Silesian Nappe (Outer Carpathians, Uzh River Basin) the exotic clast-bearing Uzhok Olistostrome (up to 60 m thick) occurs within the Oligocene Krosno Formation and underlies the Pikui Sandstone (Otryt Sandstone in Poland). The Uzhok Olistostrome consists of debris/grain/mud flow deposits with clasts of schist and biocla...

For the first time in the Ukrainian Carpathians, the depths and tectono-sedimentation processes in the north-eastern part of the Outer Carpathian Basin (Skyba and Boryslav-Pokuttya units) have been restored on the base of sedimentological and microfaunistic studies. It was established that in the Cretaceous-Eocene time, the deep-water (near Calcite...

The paper presents the results of the study of peridotites of the Ugolka ophiolite complex of the Inner Ukrainian Carpathians. The work is based on the data of prior research and original materials of geological observations from the middle course of the Tereblya River, and on new laboratory analyzes of peridotites. Middle Triassic – Lower Cretaceo...

Materials on stratigraphy of sediments containing black shale potentially oil-generating strata were generalized and supplemented, their comparison with the modern Geological Time Scale was performed and reconstructions of sedimentary environments were clarified on tha basis of small foraminifera analysis and sedimentological data. In the Lower Cre...

Results of studying the Carpian Series – a component of the thick Lower Cretaceous-Miocene flysch of the Outer (Flysch) Carpathians are presented in the article. Sediments of the Carpian Series (Middle Paleocene – Eocene) were studied in the Skole Beskids in the basin of the middle and lower reaches of the river Opir in the area of conducting geolo...

The paper reports rare occurrence of deep-water solemyid and lucinid bivalves from Cenozoic sequences of Outer Eastern Carpathians, Ukraine. The studied bivalves occur in the Eocene Pasichna Formation, represented by deep-water marls and pelagic limestones intercalated with thin-bedded calcareous sandstones yielding material re-deposited from shall...

Сonsideration is given to description of important geological objects (observation points) of the southern slope of the Carpathians as reflections of sedimentary, paleogeographic and paleogeodynamic history of the Carpathians formation. Method. Standard method of geological description of outcrops, elements of sedimentological analysis of structura...

The article aim is to generalize the stratigraphy and to reconstruct the depths and some processes of sedimentation of the deposits located in the southwestern part of the Ukrainian Carpathians in the Dukla tectonic Unit (Nappe) according to the analysis of the small foraminifera and sedimentological data. This is an actual both theoretical and pra...

Abstract: In two analyzed regions: Kamyanyi Potik Unit of the Fore-Marmarosh Unit (Chyvchyn Mt) and the Pieniny Klippen Belt (Velykyi Kamianets quarry) of the Ukrainian Carpathians classical peperites are developed. It is a very unique consortium of volcanogenic rocks and limestones which occur together as sedimentary episode of submarine eruption...

O. HNYLKO Institute of Geology and Geochemistry of NAS of Ukraine, 3 a, Naukova Str., Lviv, Ukraine, 79060, e-mail: ohnilko@yahoo.com STRUCTURE OF THE LATERAL EXTRUSION IN THE CARPATHIANS Purpose. The aim is to identify the structural forms of the lateral extrusion in the Western Ukrainian Carpathians and to create the preliminary conceptual model...

Age of sedimentation of the Miocene Berezhnytsya Formation of the Sambir Nappe (Inner Zone of the Ukrainian Carpathian Feredeep) was considered and clarifed on the basis of study of foraminifera. Berezhnytsya Formation forms the upper terminal part of sedimentary succession of the Sambir Unit (Nappe) and lies above Upper Badenian Kalush Evaporite B...

The geologic architecture and evolution of the Inner Ukrainian Carpathians junction area of connection of the terranes (former microcontinents) such as Alcapa, Tizsa and Dacia were considered on the basis of the new structural-geological, stratigraphic and micropaleontological data obtained by geomapping. Th e following geodynamic complexes were id...

In tectono–stratigraphic terms, the Kaminnyi Potik Unit is the most internal and structurally highest unit of the Fore–Marmarosh units and in many places is directly covered by the Marmarosh nappes of the central East Carpathians (Marmarosh Massif, Transcarpathian Ukraine). This unit consists of latest Jurassic to earliest Cretaceous formations com...

The flysch deposits of the Ukrainian Carpathians developed to the north-east of the Marmarosh Massif (within the Fore-Marmarosh tectonic units or nappes) are described. They are represented by predominantly turbidites, somewhere with "classic" textures of the Bouma sequence, interbedded by clay deposits of (hemi)pelagic origin, as well as by graini...

The results of stratigraphic and sedimentological investigating Paleocene-Eocene deposits of Metova Formation (Vezhan or «Marmarosh Klippen» nappe, Inner Ukrainian Carpathians) are represented. For these deposits were supplemented the biostratigraphic data, the fi rst time where distinguished zone Acarinina rotundimarginata. According to our microp...

Наведено результати стратиграфічних і седиментологічних досліджень палеоценово-еоценових відкладень Свидовецького покриву Українських Карпат. У цих відкладах виділено біостратиграфічні зони Rzehakina fissistomatа (палеоцен), Glomospira charoides - Recurvoides smugarensis (нижній еоцен), Reticulophragmium amplectens (середній еоцен, лютет), Ammodisc...

2The tectonic units of the Carpathians are considered in terms of the terrane analysis. The Flysch Carpathian nappes and Samdir molasse unit are regarded as the ancient accretionary prism. Growing the prism was caused by the Alpine subduction of the Carpathian Flysch basin basement beneath both the ALCAPA and Tisza-Dacia terranes. At the Cretaceous...

The results of researches of the Neogene molasse stratigraphy of the Boryslav-Pokuttya and Sambir nappes in the north-western part of the Ukrainian Precarpathians are presented. The distribution of foraminifers in the Vorotyshcha and Stebnyk formations and sedimentological features of these deposits were studied in three sections. The first section...

521.24(477.8) О.М. Гнилко ГЕОЛОГІЧНА ЕВОЛЮЦІЯ КАРПАТ У СВІТЛІ ТЕРЕЙНОВОГО АНАЛІЗУ Запропонована модель геологічного розвитку Українських Карпат з точки зору терейнового аналізу та з врахуванням нових геологічних матеріалів, одержаних при геолого-картувальних роботах.

The results of investigating the Latorytsa-Striy shear zone in the western part of the Ukrainian Carpathians are presented. This zone was distinguished in the Krosno (Silesian) tectonic unit as a result of the author’s geological mapping, structural researches and interpretation of the cosmic photographic maps. It appears to be submeridional region...

The tectonic units of the Carpathians are considered in terms of the terrane analysis. Carpathathian orogen is build up of three main elements: microcontinental terranes, sutures and flysch-molasse accretionary prism. There are two main terranes: a northern ALCAPA and a southern Tisza-Dacia. Sutures (Fore-Marmarosh suture, Pieniny Klippen Belt), ma...

Features, genesis, classification, principles of distinguishing the mixtites (olisthostromes and melanges) at the Ukrainian Carpathians are disputed. Olisthostromes are subdivided according to the M.G. Leonov`s (1981) classification into gravitational, tectonogravitational mixtites and non-divided mixed ones. Tectonogravitational mixtites were form...

The tectonic units of the Carpathians are considered in terms of the terrain analysis. Carpathathian orogen is build up of three main elements: microcontinental terrains, sutures and flysch-molasse accretionary prism. There are two main terrains: a northern ALCAPA and a southern Tisza-Dacia. Sutures (Fore-Marmarosh suture, Pieniny Klippen Belt and...

Наведено результати стратиграфічних і седиментологічних досліджень еоценових відкладень Кросненського (Сілезького) покриву Українських Карпат. У цих відкладах виділено чотири біостратиграфічних підрозділи - шари з Recurvoides smugarensis (нижній еоцен), шари з Reticulo-phragmium amplectens (низи середнього еоцену), шари з Ammodiscus latus (верхи се...

On the base of sedimentological investigations lithodynamic types in the flysch deposits of the Ukrainian Carpathians were destinguished. These types represent the different sedimentary processes at the submarine conditions. Flysch deposits contain the three groups of the lithodynamic types, namely, the deposits of the subvertical «particle by part...

The results of investigating Smozhe structure from the Ukrainian Carpathians are presented. This structural element is located in the middle segment of the the Kroso nappe. The stratigraphic succession of the Smozhe structure is represented by pre- Oligocene (Sojmy Formation) and Oligocene (Menilite, Veretsk, Krosno Formations) deposits. The Sojmy...

2010. № 2 (151) Тектоніка УДК 551. 243; 55 (477. 8) Олег ГНИЛКО ПРО ПІВНІЧНО-СХІДНУ ГРАНИЦЮ КРОСНЕНСЬКОЇ ТЕКТОНІЧНОЇ ЗОНИ В УКРАЇНСЬКИХ КАРПАТАХ Інститут геології і геохімії горючих копалин НАН України. The results of investigating tectonic structure from the north-eastern margin of the Krosno (Silesian) Nappe of the Ukrainian Carpathians are prese...

Micropaleontological and sedimentological analyses were carried out for Lower Eocene flysch deposits of Sushmanets Formation (Monastyrets nappe, Inner Ukrainian Carpathians) and Manyava Formation (Skyba nappe, Outer Ukrainian Carpathians). On the base of these investigations there were described the Early Eocene sedimentary environments. There were...