Syllabus subject: regional geology week 1 icon

Syllabus subject: regional geology week 1




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НазваSyllabus subject: regional geology week 1
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SYLLABUS



Subject: REGIONAL GEOLOGY

Week 1



Topic 1. Lecture 1. Subject, methods and main stages of development of Geotectonics. Main requirements to the course. Comparison of existing views on the subject of Geotectonics. Main tasks of Geotectonics separate chapters and methods of research. Main stages in the development of the science.

Topic 2. Structure and Contents of the Earth


Lecture 1. Earth’s Crust. Geological and Geophysical methods of study of structure and contents of main horizons of the planet. Comparative characteristics of the Continental and Oceanic Earths’ Crust.

Week 2



Lecture 2. Mantle and Core of the Earth. Contents and lateral unevenness of the Upper Mantle. Notion of atmosphere and lithosphere, their role for Tectonics. Stratification of the Lithosphere and its possible reasons. Phase transformations and structure of the Lower Mantle. Problems of the Core structure. Main energetic sources of differentiation of the Earth.

Topic 3. Classification of tectonic movements and methods of study of their different


types.

Lecture 1. Existing classifications of tectonic movements. Current and newest movements. Subdivision of tectonic movements as per different indications. Current and newest movements, time of occurrence, main characteristics and methods of study. Maps of contemporary movements and Neotectonic Maps.

Week 3



Lecture 2. Methods of Paleontologic analysis. Analysis of facies and thicknesses. Methodology of compiling maps of facies and thicknesses. Formational method, classification of Sedimentary-Volcanogenic and Intrusive-Magmatic Formations.


Topic 4. Lecture 1. Classification of main structural elements of the Lithosphere. Lithosphere plates and their boundaries. Continents and Oceans as first rank units. Continental structures of second rank: Platforms and Folded Zones. Transitional structures of Continent-Ocean type.

Week 4

Topic 5. Main Types of Folds and their Origin


Lecture 1. Pectinate folds and delivery folds. Role of pectinate folds, their morphological types and origin. Joint folds. Volcano-Tectonic Structures. Injection folded dislocations. Salt and Clay diapirs, their formation mechanism.


Gravitational folds, gravitational marriages and formation of Olistostromes.


Lecture 2. Folds of general deformation and “deep” folds.


Morphological characteristics and problem of origin of folds of general deformation. Granite-Gneiss cupola. Problem of origin of syn-metamorphic folds.


Lecture 3. Analysis of tension fields while studying different types of folds, physical and mathematical modeling.

Week 5



Lecture 4. Folds and Geological Time.

Opposition of conceptions of the Phased of folds and Permanent folds. Concept of G.Shtille and its evolution. Results of the statistic processing of data on tectonic and magmatic activity of the planet, main conclusions. Modern concepts of phases and epochs in folds formation.

Week 6



Topic 6. Faults

Lecture 1. History of the topic, definitions and general characteristics of faults.


Lineaments of Y.Gobbs, works on faults in Europe. Definition of A.V.Peive. Main features of faults.

Connection of these structures with geosynclinals and platforms. Characteristics of supplementary features of faults.


Lecture 2. Types of faults and their geological origin. Problem of classification of faults. Classifications of V.V.Bilousov and V.E. Hain. Characteristics of various types and examples.

Week 7



Lecture 3. Time evolution of faults. Planetary system of deep faults. Multiple stages of development, time change of characteristics and role of such systems. Mongolo-Okhotsky fault as an example of joint structure of long lasting development. Planetary system of faults.


Topic 7. Lecture 1. Ring structures revealed by aerospace shots. Structures of complex folded nature. Magmatogenic structures of central type and their metalogenic role.

Week 8

Topic 8. Geosynclinals and epigeosyncline orogens.


Lecture 1. Nomenclature of geosyncline structures. Main definitions. Notion of geosynclinals. Different approaches to understanding of the role of orogenic process. Characteristic features of geosynclinals.

Geosyncline zone, region and system. Separate structures of geosynclinals. Nomenclature of structures of orogenic stage. Geosynclinals of Alpine and Central-Asiatic types.


Lecture 2. Development of geosynclinals in the course of geotectonic cycle. Pregeosyncline, early and late geosyncline stages. Peculiarities of tectonic movements, formations, magmatism. Early stages of geosyncline development and modern geoconditions.

Week 9



Lecture 3. Early orogenic and late orogenic stages in the development of geosynclinals. Inversion of tectonic movements. Formation and growth of central elevation. Formational filling of secondary sagging. Taphrogenesis and recurrent orogenesis. Polycycle development of geonsyncline zones.


Topic 9. Continental Platforms.

Lecture 1. Definition of platforms and their classification. Ancient platforms. History of study of platforms, their subdivision into ancient and young. Structure of ancient platforms: foundation and cover. Granulite gneiss fields and granite – greenstone zones of Archean. Early Proterozoic geosynclinals. Shields. Structure of covers of ancient platforms.

Week 10



Lecture 2. Young platforms. Stages of development of platforms. Peculiarities of interrelations of foundation structures and covers of young platforms. Stage of protonization, early aulacogens and plate stages. Activation of platforms.


Topic 10. Lecture 1. Epiplatform orogens. Distribution in space and time. Structure and magmatism of epiplatform orogens. Types and conditions of origin. Continental Rifts: structure, origin, examples.

Week 11



Topic 11. Oceans, their structure and origin.

Lecture 1. History and methods of study of geological structure of oceans. Relief and Earth’s Crust of oceans. Main features of underwater relief, history of exploration. Modern methods of research of the bottom of the ocean. Results of dredging and drilling. Structure of ocean’s crust.

Lecture 2. Main tectonic structures of oceans. Median-oceanic elevations: structure, seismicity, thermal flow. Transformational faults. Ocean plates. Underwater edges of continents: active and passive.

Week 12



Lecture 3. Problem of origin of oceans and its role for geology. Early representations on the origin of oceans. Gondwana of E. Zuss. Idea of basification of V.V.Bilousov. Early mobilistic hypothesis and hypothesis of expansion of the Earth. Modern theories of origin of oceans.


Topic 12. Geotectonic Hypotheses.

Lecture 1. Changes of hypotheses in the history of Geotectonics: hypothesis of elevation and contraction, pulsation, expansion of the Earth, rotational, undation, radio-migration, drifting of continents.

Week 13



Lecture 2. Tectonics of lithosphere plates. Main thesis and criticism.


Lecture 3. “Ficsism” in modern tectonics. Hypothesis of deep differentiation of V.V.Bilousov.

Week 14



Topic 13. Main Stages and General Laws of Evolution of Structures of the Earth’s Crust.


Topic 14. Principles of Tectonic Zoning and Compiling Tectonic Maps.

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