This book is written in easy to understand style with a large number of Illustrations for the benefit of beginners. The crystallography section includes the fundamentals concepts, description of all the crystals belonging to thirty-two symmetry classes and the methods of Identification of crys1 models. The chapter on stereographic projection depicts step-by-step procedure of projection of the forms belonging to different systems, determination of axial ratios and indices of crystal faces. Preliminary concept of zone and zonal laws in crystallography has been well iIIustration and a number of numerical problems are given for practice by the students. The mineralogy section is broadly divided Into two subsections, viz. physical mineralogy a optical mineralogy. The physical mineralogy deals with the study of physical properties of minerals in hand specimens. Physical properties of 185 common minerals are given in alphabetical order for easy reference. The optical mineralogy includes preparation of thin and polish sections and description of optical characters of rock-forming and opaque ore minerals in the and polished-sections respectively. Optical properties of 103 rock-forming and 50 opaque minerals have been listed in alphabetical order. The chapter on determination of chemical formula of mineral from chemical analysis data is illustrated with a number of examples and a good number of problems have been given for practice by the students.
|Publishers||CBS Publishers & Distributors|
|Subject||Geology & Earth Science|
|About the Author||NA|
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