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AN INTRODUCTION TO DIAMOND GRADING
AN INTRODUCTION TO DIAMOND GRADING

AN INTRODUCTION TO GEMMOLOGY

Category:

WORKSHOP OUTLINE

INTRODUCTION-

Nature of gemstones- Inorganic and Organic Gems. Transparent, translucent and opaque gemstones.

ATTRIBUTES OF GEMSTONES –

  1. Beauty
  2. Durability
  3. Rarity

MINING OF GEMSTONES – Small scale mining, Large scale mining, River Deposits, Primary Deposits

 

CUTTTING AND POLISHING OF GEMSTONES- Faceted and non-faceted styles. Carvings. Cameos and Intaglios. Beads. Demonstrate the cutting styles.

IMPORTANT GEMSTONES IN THE INDIAN MARKET.

The Big Three. The Diamond. Navratnas.

ROUGH GEMSTONES. Different types of crystals. Broken fragments.

Rock crystals, Tourmaline, Ruby, Aquamarine, Garnet, Emeralds, Topaz, Malachite, Rhodonite, Feldspar, Labradorite

 

POLISHED GEMSTONES – Emeralds, Ruby, Diamonds, Sapphires, Tourmalines, Garnets, Spinel, Peridot, Coral, Pearls. Cat’s Eyes, Star stones, Ivory, Amber etc.

 

GEM TETING INSTRUMENTS

Desk Lamp; Tweezers; Cleaning cloth; White pad; Velvet tray

10 X Triplet Lens; Microscope: Dichroscope; Polariscope; Refractometer; Spectroscope;

Description

Description

WORKSHOP – UNDERSTANDING GEMSTONES

DURATION – ONE DAY ( ABOUT 5 HOURS)

This one-day workshop will provide you with the perfect introduction to the fascinating world of gemstones.  Covering all aspects of the most popular gems (ruby, sapphire, emerald and others), you will learn about origin and lore, as well as the more practical aspects of their physical properties, including care and caution advice.

Tutor guided practical sessions throughout the day will enable participants to become competent in the use of stone tongs and 10x lens, and through this investigate the basic observational properties of both rough and cut stones, leading to an appreciation of their natural beauty.

With no previous gemmological knowledge necessary, and all equipment provided, this workshop is suitable for all, from novice upwards.

DATE ;

TIMINGS: 10:30 A.M TO 4:30 PM

FEE: RS. 5000/- PLUS GST

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