Roskin Gem News Report

SINKANKAS SYMPOSIUM

NINETEENTH ANNUAL SINKANKAS SYMPOSIUM – SAN DIEGO COUNTY GEMS AND MINERALS

Named for one of the most distinguished and influential figures in gemology and mineralogy, the Sinkankas Symposium is an annual one-day event featuring presentations by noted specialists working in diverse gem-related disciplines.  The theme for 2023 will be San Diego County Gems and MineralsThe Nineteenth Annual Sinkankas Symposium, will convene on Saturday, April 22, 2023, at the GIA worldwide headquarters and Robert Mouawad Campus in Carlsbad, California.

The Sinkankas Symposium has been described as the most important gemological conference in North America by respected authorities on gemstones.  Organized by Roger Merk for 13 years (2003–2015), the annual event is co-sponsored by the Geo-Literary Society and the Gemological Institute of America, which has provided the Symposium venue every year.  Bill Larson has been a generous supporter and speaker at the event since its inception. This year’s symposium will be the first in-person event held since 2019. We look forward to seeing you this year.

NINETEENTH ANNUAL SINKANKAS SYMPOSIUM
– DATE and VENUE

Saturday, April 22, 2023

8:00 AM – 4:05 PM PDT

GIA (Gemological Institute of America)
World Headquarters and The Robert Mouawad Campus
5345 Armada Drive
Carlsbad, CA 92008

NINETEENTH ANNUAL SINKANKAS SYMPOSIUM
  – SPEAKERS & TOPICS

Twelve recognized specialists in fields ranging from geology and mineralogy to history, treatment, cutting and collecting will present on the Gems and Minerals of San Diego County.

Dr. Raquel Alonso-Perez – Tales from the Pala Chief Mine
Bill Larson – The Great Tourmalines of the Pala Gem Mining District
Will Larson – Himalaya Mine Treasures
Brendan Laurs – Geology of San Diego County Pegmatites
Nathan Renfro – Inclusions in Gems and Minerals from San Diego County
Dr. Skip Simmons – Crystallography of Tourmaline
Cal Graeber – San Diego County Mines and Minerals
Meg Berry – Cutting the Gems of San Diego County
Paula Crevoshay – Eureka!
Dr. Aaron Celestian – Using Gems to Illuminate Art and Science
Dr. George R. Rossman and Dr. Aaron Palke – The Causes of Color of the San Diego County Gem Minerals

For more information, and to register for the event, tap here.

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