Greg Kratch, a gemmologist and lapidary whose passion for opals is both unrivaled and contagious, developed this workshop for the Montreal School of Gemmology (EGM). Greg spent over ten years mining, cutting, and grading opals in Australia’s famed opal region of lightning ridge and has studied and worked extensively with opals from the new Ethiopian deposits.
Who Should Take This Course
This course is perfect for both beginners and professionals alike who are fascinated by the mystery of opals.
What You’ll Learn
During this two-day workshop students will learn about opal’s physical properties, how to identify different varieties, and how to grade opals using a system created by the Australian Opal Association. Students work with specialized reference materials and Greg’s impressive collection of opal specimens.
What You’ll Receive
Course materials include Paul Downing’s book: Opal Identification and Value that students will use during the workshop and keep as a valuable reference for the future.
Students who successfully complete this course will receive an EGM letter of completion.
Presentations and many course materials are in English only but worksheets and explanations are available in French as well.
How to Register
You can register online, by phone at 514-844-0024, or by mail.