Colour stones and future Directions
Seminar
on present
status
of colour stones
Gemmological
Institute of India (GII), a pioneer institute for gem stone certification and
education organised a half day interactive seminar on “Present status on the
developments in the area of colour stones and future Directions” in Mumbai. The
main objectives were to review continuous developments in this subject and
interact with our valuable customers.
Participation
was by invitation. About thirty major gemstone traders and fifteen GII
scientific colleagues participated in this seminar. Seminar was inaugurated by
Shri Bakul R Mehta, Chairman-GII and in his inaugural address; he spoke on the
need for openness in the market, use of scientific methods for the
identification as well as origin determination and requirement of quality data
for certification.
He
conveyed to participants the importance of using harmonised protocols and
standardisation of laboratories, and the progress made in this direction. Shri
Kirti Das welcomed the participants. Dr. AVR Reddy made a presentation on the
flow of analysis and certification at GII. He has explained many a detail of
the entire process, importance of quality assurance and quality control, and
use of advance techniques.
He
welcomed valuable customers to visit the labs with prior appointment to observe
our process of entire analysis and instrumentation. Dr. M.D Sastry spoke on
treatment of gemstones and methods for identification of geographic origin.
Dr.
Sastry, in his lucid talk, explained various colour enhancement methods with
examples and appreciated the ability of GII scientific personnel in determining
geographic identification of gemstones. He concluded his presentation by
enlisting future requirements and possible direction.
Participants
have sought clarifications on colour treatments, crack filling, resin filling,
beryllium diffusion and colour treatment both radiation and heat treatments.
Shri Nitin Pachchigar and Shri Bhagawati Patel joined Dr. Sastry and GII
colleagues in answering queries. Smt. Silvia Sequera, Shri Mahesh Gaonkar and
Shri Sandesh Mane gave answers to a few laboratory oriented queries. This
lively seminar ended with presentation of vote of thanks by Smt. Silvia.
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