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Gemology (Practical) [1]

Paper Code: 
JWT 504
Credits: 
08
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 Gemmology instruments.

  1. Uses of various instruments:                                                  20 Hrs
  • Refract meter, Polariscope, Microscope, Spectroscope, Ultraviolet lamp , Hardness pencil ,  Diamond probe, Chelsa  filter, 10x lens. MM Watch, optimizer, sieve  etc

 

  1. Identification, Sorting And Grading Of Stones.                   20Hrs
    • 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

 

  1. Identification of Diamond                                                          30 Hrs
  • natural and synthetic diamond,
  • quality of diamond
  • Inclusions in Diamond and their significance

 

  1. Identification of Organic gem minerals-                                  20 Hrs.
  • pearl, amber, coral &  shell.

 

  1. Survey of Gemstones(Project)                                                    30 Hrs.
  • 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.
References: 
  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

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