PE6014 - PRINCIPLES OF GEOCHEMISTRY (Syllabus) 2013-regulation Anna University

PE6014 - PRINCIPLES OF GEOCHEMISTRY (Syllabus) 2013-regulation Anna University

PE6014	PRINCIPLES OF GEOCHEMISTRY	LPTC

3003

OBJECTIVES: Student will learn about the concepts of

• Geochemical dispersion, and the principles of trace element analysis
• Geochemical soil surveys.

UNIT I		9

Earth in relation to Universe – Nature, age, and Composition of Universe, Nature, Age and Composition of Sun, Basic Principles of Geochemistry – Geochemical environment – Geochemical dispersion – Geochemical Mobility – Mineral stability – Trace Elements in Minerals – Goldschmidt’s Classifications – Geochemical Tracers – Geochemical anomaly – Primary Differentiation of the Earth.

UNIT II		9

Principles of trace element analysis - Preparation, decomposition and separation of samples – Estimation of trace elements in Samples - Gravimetry – colorimetry – Turbidity – Spot Tests – Paper chromatography – Visible Fluorescence – Flame Spectrometry – X-Ray spectrometry – Geochemcial Provinces –

UNIT III		9

Secondary Dispersion: Chemical and biochemical factors – Hydrogen ion concentrations – Redox stability of secondary minerals – Mode of occurrence of solute – Sorptive capacity of solids – Stability of colloidal dispersion – Metallo – Organic Compounds - Effects of Vegetation

UNIT IV		9

Anomalies in Natural waters : Mode of occurrence of elements – persistence of anomaly – contrast at source – Decay by dilution – Decay on precipitation – ground water, seawater and lake water anomalies

UNIT V		9

Geochemical Soil surveys, orientation survey – Residual soil, Transported Soil, Contaminations – Sampling Patterns and procedures – Sample preparations – Preparation and Interpretations of Geochemical Maps.

TOTAL : 45 PERIODS

OUTCOMES:

Upon completion of this course, the students would Gain knowledge on the principles and concepts of geochemistry Select appropriate techniques to obtain information on the chemical composition of sedimentary rocks and fluids such as oils and gases

TEXT BOOKS:

1. Mason, B. and Moore, C.B., “Introduction to Geochemistry”, Wiley Eastern, 1991.
2. Faure, G., 1986, Principles of isotope Geology., John Wiley.

REFERENCES

1. Hoefs, J., “Stable Isotope Geochemistry”., Springer Verlag, 1980.
2. Krauskopf, K.B., “Introduction to geochemistry”, McGraw Hill, 1967.