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Home » Shop » 2022 – “Opal Testing and Value”
2022 - “Opal Testing and Value”
2022 - “Opal Testing and Value” - Image 2

2022 – “Opal Testing and Value”

USD $39.00

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Category: MGJC Lecture Recordings Tags: opal formation, opal grading, Opal Testing, opal treatments, opal types, opal valuation, workshop
  • Description

Description

Workshop “Opal Testing and Value” which focused on opal types, formation, localities, treatments, properties, grading and valuation, with a vast array of examples and time for hands-on inspection.

Travis Lejman (GAL/NAJA, New York, USA) GIA GG, has been in the industry for 20 years. He has recently taken over & continues to grow Gemological Appraisal Laboratory of America his father started in 1979.

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Company Profile

Gemmological Research Industries Inc. is a consulting company that specializes in the identification, grading and evaluation of gem quality rough, polished and mounted diamonds, gems, research and training of all segments of jewellery industry.

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info@BrankoGems.com
+1 604-619-3590

604 Kenwood Road
West Vancouver
BC V7S 1S8
CANADA

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