UPSC Combined Geo-Scientist and Geologist UPSC Syllabus 2020

Combined Geo-Scientist and Geologist UPSC Syllabus

Union Public Service Commission UPSC has released the notification for the UPSC Mains Admit Card of their mains examination UPSC Combined Geo-Scientist and Geologist UPSC Syllabus. As of now, the exam will be conducted on the 17th / 18th of October 2020 until if there is a notice for the postpone of the examination of UPSC Geo-Scientist and Geologist Examination.

So, candidates who have applied for the UPSC Combined Geo-Scientist Posts can read the UPSC Combined Geo-Scientist and Geologist UPSC Syllabus 2020 from this page. The UPSC Combined Geo-Scientist Geologist UPSC Syllabus 2020 and admit card is issued on 21st September 2020. At the end of this page, we have given links to download UPSC Combined Geo-Scientist and Geologist Syllabus 2020.  More details about UPSC Geo-Scientist UPSC Combined Geo-Scientist and Geologist UPSC Syllabus 2020 provided in the sections down there.

Candidates are required to apply online only by using the website

UPSC Geo Scientist and UPSC Geologist Mains Admit 2020

Organization Union Public Service Commission
Post NameGeo-Scientist and Geologist
Number Of Vacancies102
Exam NameUPSC Combined Geo-Scientist and Geologist
Visit Naukri CategoryAdmit Card
Mains Exam Date17/18 October 2020
Official NotificationGeo Scientist and Geologist
Official WebsiteUPSC

UPSC Syllabus of Combined Geo-Scientist (Mains) Examination 2020 – Stage-II (Descriptive Type)

UPSC Syllabus Geology: Paper-I

1Section A. Physical geology and remote sensing UPSC Syllabus

Evolution of Earth; Earth’s internal structure; earthquakes and volcanoes; principles of geodesy, isostasy; weathering- processes and products; geomorphic landforms formed by the action of rivers, wind, glaciers, waves, and groundwater; features of the ocean floor; continental shelf, slope, and rise; concepts of landscape evolution; major geomorphic features of India- coastal, peninsular and extra peninsular.

Electromagnetic spectrum; electromagnetic bands in remote sensing; spectral signatures of soil, rock, water, and vegetation; thermal, near infra-red and microwave remote sensing; digital image processing; LANDSAT, IRS and SPOT- characteristics and use; aerial photos- types, scale, parallax, relief displacement; elements of image interpretation.

2Section B. Structural geology UPSC Syllabus

Principles of geological mapping; kinematic and dynamic analysis of deformation; stress-strain relationships for elastic, plastic, and viscous materials; measurement of strain in deformed rocks; structural analysis of fold, cleavage, boudin, lineation, joint, and fault; stereographic projection of linear and planar structures; superposed deformation; deformation at microscale- dynamic and static recrystallization, controls of strain rate and temperature on the development of microfabrics; brittle and ductile shear zones; time relationship between crystallization and deformation, calculation of paleo stress.

3Section C. Sedimentology UPSC Syllabus

Classification of sedimentary rocks; sedimentary textures-grain size, roundness, sphericity, shape, and fabric; quantitative grain size analysis; sediment transport and deposition- fluid and sediment gravity flows, laminar and turbulent flows, Reynold’s number, Froude number, grain entrainment, Hjulstrom diagram, bedload, and suspension load transport; primary sedimentary structures;
penecontemporaneous deformation structure; biogenic structures; principles and application of paleocurrent analysis; composition and significance of different types of sandstone, limestone, banded iron formation, mudstone, conglomerate; carbonate diagenesis and dolomitization; sedimentary environments and facies-facies models for fluvial, glacial, deltaic, siliciclastic shallow and deep marine environments; carbonate platforms- types and facies models; sedimentation in major tectonic settings; principles of sequence stratigraphy-concepts and factors controlling base level changes, parasequence, clinoform, systems tract, unconformity and sequence boundary.

4Section D. Paleontology UPSC Syllabus

The fossil record and geological time scale; modes of preservation of fossils and concept of taphonomy; body- and ichnofossils, species concept, organic evolution, Ediacaran Fauna; morphology and time range of Graptolites, Trilobites, Brachiopods, Lamellibranchs, Gastropods, Cephalopods, Echinoids, and Corals; evolutionary trends in Trilobites, Lamellibranchs, Gastropods and Cephalopods; micropaleontology- methods of preparation of microfossils, the morphology of microfossil groups 20 (Foraminifera, Ostracoda), fossil spores, pollen, and dinoflagellates; Gondwana plant fossils and their significance; vertebrate life through ages, evolution in Proboscidea, Equidae and Hominidae; applications of paleontological data in stratigraphy, paleoecology, and paleoclimatology; mass extinctions.

5Section E. Stratigraphy

Principles of stratigraphy-code of stratigraphic nomenclature of India; lithostratigraphy, biostratigraphy, chronostratigraphy, and magnetostratigraphy; principles of stratigraphic correlation; characteristics of Archean granite-greenstone belts; Indian stratigraphy- geological evolution of Archean nucleii (Dharwar, Bastar, Singhbhum, Aravalli and Bundelkhand); Proterozoic mobile belt Eastern Ghats Mobile Belt, Southern Granulite Terrain, Central Indian Tectonic Zone, Aravalli-Delhi Belt, North Singhbhum Mobile Belt; Proterozoic sedimentary basins (Cuddapah and Vindhyan); Phanerozoic stratigraphy- Paleozoic (Spiti, Kashmir, and Kumaon), Mesozoic (Spiti, Kutch, Narmada Valley, and Trichinopoly), Gondwana Supergroup, Cenozoic (Assam, Bengal basins, Garhwal-Shimla Himalayas); Siwaliks; boundary problems in Indian stratigraphy.

UPSC Syllabus Geology: Paper-II

6Section A. Mineralogy UPSC Syllabus

Symmetry, motif, Miller indices; the concept of the unit cell and Bravais lattices; 32 crystal classes; types of bonding, Pauling’s rules, and coordination polyhedra; crystal imperfections-defects, twinning and zoning; polymorphism, pseudomorphism, isomorphism, and solid solution; physical properties of minerals; polarising microscope and accessory plate; optical properties of minerals- double refraction, polarisation, pleochroism, a sign of elongation, interference figure and optic sign; structure, composition, physical and optical properties of major rock-forming minerals- olivine, garnet, aluminosilicates, pyroxene, amphibole, mica, feldspar, clay, silica, and spinel group.

7Section B. Geochemistry and isotope geology

Chemical composition and characteristics of atmosphere, lithosphere, hydrosphere; geochemical cycles; meteorites-types and composition; Goldschmidt’s classification of elements; fractionation of elements in minerals/rocks; Nernst’s partition coefficient (compatible and incompatible elements), Nernst-Berthelot partition coefficient and bulk partition coefficient; Fick’s laws of diffusion and activity composition relation (Raoult’s and Henry’s law); application of trace elements in petrogenesis; principles of equilibrium and Rayleigh fractionation; REE patterns, Eh and pH diagrams and mineral stability.

Half-life and decay equation; dating of minerals and rocks with potassium-argon, rubidium-strontium, uranium-lead, and samarium neodymium isotopes; petrogenetic implications of samarium-neodymium and rubidium-strontium systems; stable isotope geochemistry of carbon, oxygen and sulfur and their applications in geology; monazite chemical dating.

8Section C. Igneous petrology UPSC Syllabus

Viscosity, temperature and pressure relationships in magmas; IUGS classification of plutonic and volcanic rocks; nucleation and growth of minerals in magmatic rocks, development of igneous textures; magmatic evolution (differentiation, assimilation, mixing and mingling); types of mantle melting (batch, fractional and dynamic); binary (albite-anorthite, forsterite-silica and diopsideanorthite) and ternary (diopside-forsterite-silica, diopside-forsterite-anorthite and nephelinekalsilite-silica) phase diagrams and relevance to magmatic crystallization; petrogenesis of granites, basalts, ophiolite suite, komatiites, syenites, bonnets, anorthosites, and layered complexes, and alkaline rocks (carbonatite, kimberlite, lamproite, lamprophyre); mantle metasomatism, hotspot magmatism and large igneous provinces of India.

9Section D. Metamorphic petrology UPSC Syllabus

Limits and Physico-chemical controls (pressure, temperature, fluids, and bulk rock composition) of metamorphism; the concept of zones, facies, isograds and facies series, geothermal gradients and tectonics of orogenic belts; structures, microstructures, and textures of regional and contact metamorphic rocks; representation of metamorphic assemblages (ACF, AKF and AFM diagrams);
equilibrium concept in thermodynamics; laws of thermodynamics, enthalpy, entropy, Gibb’s free energy, chemical potential, fugacity and activity; tracing the chemical reactions in P-T space, phase rule and mineralogical phase rule in the multi-component system; Clausius-Clapeyron equation and 21 slopes of metamorphic reactions; heat flow, diffusion, and mass transfer; Fourier’s law of heat conduction; geothermobarometry; mass and energy change during fluid-rock interactions; charnockite problem, the formation of skarns, progressive and retrogressive metamorphism of pelitic, calcareous and basic rocks; P-T-t path and tectonic setting.

10Section E. Geodynamics UPSC Syllabus

Phase transitions and seismic discontinuities in the Earth; seismic waves and relation between Vp, Vs, and density; seismic and petrological Moho; rheology of rocks and fluids (Newtonian and nonNewtonian liquids); rock magnetism and its origin; polarity reversals, polar wandering, and supercontinent cycles; continental drift, seafloor spreading; gravity and magnetic anomalies of ocean floors and their significance; mantle plumes and their origin; plate tectonics- types of plate boundaries and their inter-relationship; heat flow and heat production of the crust.

UPSC Syllabus Geology: Paper-III

11Section A. Economic geology UPSC Syllabus

Ore minerals and industrial minerals; physical and optical properties of ore minerals; ore textures and paragenesis; characteristics of mineral deposits- spatial and temporal distribution, rock-ore association; syngenetic and epigenetic deposits, forms of ore bodies, stratiform and strata-bound deposits; ore-forming processes- source and migration of ore constituents and ore fluid, mechanism of ore deposition; magmatic and pegmatitic deposits (chromite, Ti-magnetite, diamond, Cu-Ni sulphide, PGE, REE, muscovite, rare metals); hydrothermal deposits (porphyry Cu-Mo, greisen SnW, skarn, VMS and SEDEX type sulphide deposits, orogenic gold); sedimentary deposits (Fe, Mn, phosphorite, placer); supergene deposits (Cu, Al, Ni and Fe); metamorphic and metamorphosed deposits (Mn, graphite); fluid inclusions in ore mineral assemblage- physical and chemical properties, microthermometry; stable isotope (S, C, O, H) in ore genesis- geothermometry, source of ore constituents; global tectonics and mineralisation.

12Section B. Indian mineral deposits and mineral economics

Distribution of mineral deposits in Indian shield; geological characteristics of important industria mineral and ore deposits in India- chromite, diamond, muscovite, Cu-Pb-Zn, Sn-W, Au, Fe-Mn, bauxite; minerals used in refractory, fertilizer, ceramic, cement, glass, paint industries; minerals used as abrasive, filler; building stones. Strategic, critical and essential minerals; India’s status in mineral production; co-products and byproducts; consumption, substitution and conservation of minerals; National Mineral Policy; Mineral Concession Rules; marine mineral resources and laws of the sea.

13Section C. Mineral exploration UPSC Syllabus

Stages of exploration; scope, objectives, and methods of prospecting, regional exploration and detailed exploration; geological, geochemical and geobotanical methods; litho-, bio-, soil geochemical surveys, mobility, and dispersion of elements, geochemical anomalies; ore controls and guides; pitting, trenching, drilling; sampling, assaying, ore reserve estimation; categorization of ore reserves; geophysical methods- ground and airborne surveys; gravity, magnetic, electrical, and seismic methods of mineral exploration.

14Section D. Fuel geology and Engineering geology UPSC Syllabus

Coal and its properties; proximate and ultimate analysis; different varieties and ranks of coal; the concept of coal maturity, peat, lignite, bituminous and anthracite coal; the origin of coal, coalification process; lithotypes, microlithotypes and maceral groups of coal; mineral and organic matter in coal; lignite and coal deposits of India; origin, migration, and entrapment of natural hydrocarbons; characteristics of the source and reservoir rocks; structural, stratigraphic and mixed traps; geological, geochemical and geophysical methods of hydrocarbon exploration; petroliferous basins of India; geological characteristics and genesis of major types of U deposits and their distribution in India. Engineering properties of rocks; geological investigations in construction of dams, reservoirs, tunnels, bridges, highways, and coastal protection structures; geologic considerations of construction materials.

15Section E. Environmental geology and Natural hazards UPSC Syllabus

Stefan-Boltzmann equation and planetary temperature; cause and effects of global climate change; Earth’s radiation budget; greenhouse gases and effect; examples of positive and negative feedback mechanisms; the biogeochemical cycle of carbon; geological investigations of nuclear waste disposal sites; marginal marine environments- estuaries, mangroves, and lagoons; ozone hole depletion, ocean acidification, coral bleaching, Milankovitch cycle, sea-level rise, eutrophication, and acid rain; environmental impacts of urbanization, mining and hydropower projects; water pollution, waterlogging, and soil erosion; Himalayan glaciers; causes and consequences of earthquakes, volcanoes, tsunami, floods, landslides, coastal erosion, droughts, and desertification; application of remote sensing and geographic information systems (GIS) in environmental management.

UPSC Syllabus Hydrogeology

16Section A. Occurrence and distribution of groundwater

Origin of water on Earth; global water cycle and budget; residence time concept, geologic formations as aquifers; confined and unconfined aquifers; groundwater table mapping and piezometric nests; porosity, void ratio, effective porosity and representative porosity range; primary and secondary porosities; groundwater zonation; specific retention, specific yield; groundwater basins; springs.

17Section B. Groundwater movement and well hydraulics

Groundwater flow concepts; Darcy’s Law in isotropic and anisotropic media and validity; water flow rates, direction and water volume in aquifers; permeability and hydraulic conductivity and ranges in representative rocks; Bernoulli equation; determination of hydraulic conductivity in field and laboratory; the concept of groundwater flow through dispersion and diffusion; transmissivity and aquifer thickness.

18Section C. Water wells and groundwater levels

Unidirectional and radial flow to a well (steady and unsteady); well flow near aquifer boundaries; methods for constructing shallow wells, drilling wells, well completion; testing wells, pumping test, slug tests for confined and unconfined aquifers; fluctuations in groundwater levels; streamflow and groundwater flows; groundwater level fluctuations; land subsidence; the impact of global climate change on groundwater.

19Section D. Groundwater exploration UPSC Syllabus

Surface investigation of groundwater- geologic, remote sensing, electrical resistivity, seismic, gravity and magnetic methods; sub-surface investigation of groundwater- test drilling, resistivity logging, spontaneous potential logging, radiation logging.

20Section E. Groundwater quality and management

Groundwater composition, units of expression, mass-balance calculations; rock-water interaction (chemical equilibrium, free energy, redox reactions, and cation/anion exchanges), graphic representation of chemical data; groundwater hardness, microorganisms in groundwater; water quality standards; sea-water intrusion; groundwater issues due to urbanization; solid and liquid waste disposal and plume migration models; application of isotopes (H, C, O) in groundwater; concepts of artificial recharge methods; managing groundwater resources; groundwater basin investigations and management practices.

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