Gemology

Paper Code: 
JWT 504
Credits: 
8
Contact Hours: 
120.00
Max. Marks: 
100.00
Objective: 

To enhance the skills of  the  formation of gemstones, their crystal system, physical, optical & chemical properties-Study of 4 ‘C’s of diamonds, Use of various Gemology instruments.

20.00
Unit I: 
Uses of various instruments:
  • Refract meter, Polariscope, Microscope, Spectroscope, Ultraviolet lamp , Hardness pencil ,  Diamond probe, Chelsa  filter, 10x lens. MM Watch, optimizer, sieve  etc
20.00
Unit II: 
Identification, Sorting And Grading Of Stones
  1.  
    • rough and polished gems
    • Synthetic and stimulant gems,
    • Absorption Spectrum.
    • Defects in gem minerals
    • flaws and inclusions.
    • Recognize the color, clarity and cut grading criteria of  gemstones
30.00
Unit III: 
Identification of Diamond
  • natural and synthetic diamond,
  • quality of diamond
  • Inclusions in Diamond and their significance
20.00
Unit IV: 
Identification of Organic gem minerals-
  • pearl, amber, coral &  shell.
30.00
Unit V: 
Survey of Gemstones(Project)

Collect just a bunch of  pictures of common and rare gems with a few bullet points on each, & collect some approachable  gem stones for presentation

Essential Readings: 
  1. Cally Hall & John Taylor -The Smithsonian Handbook of Gemstones, , Dorling Kindersley, 2002
  2. Kennie Lyman -Simon and Schuster's Guide to Gems and Precious Stones,  Editor, Simon and Schuster, 1986                                                                       

 

Academic Year: 
2016-2017
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