UPSC Combined Geo-Scientist and Geologist UPSC Syllabus 2020

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Combined Geo-Scientist and Geologist UPSC Syllabus

Union Public Service Commission http://upsc.gov.in/: 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 https://upsconline.nic.in


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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