Abstract of Papers Presented at Annual Meeting of the Gemmological Society of Japan

Abstract of Papers Presented at Annual Meeting of the Gemmological Society of Japan

Published by The Gemmological Society of Japan

441 registered articles
(updated on January 14, 2026)

CONFERENCE PROCEEDINGS FREE ACCESS

2025 Annual Meeting

The rare gemstones we have recently identified Yoshihisa Naruse, Ahmadjan Abduriyim
Automatic detection and classification of inclusions by Artificial Intelligence (2nd Report) Takahiro Sato, Takashi Nakamura, Kazuhiro Miyagawa, Teruo Sano, Shigeki Kasahara, Kazuto Koizumi, Masaki Furuya, Yasushi Takahashi
Crystal morphology of spinel from Mogok, Myanmar Yoshimi Takeshita
Hinge ligament of pearl oyster as organic gem material Yusuke Katsurada, Artitaya Homkrajae, Amiroh Steen

View all articles in current issue

Most viewed articles (December 2025)

1

The health benefits and earth history hidden in Kuji amber

Released on J-STAGE: July 07, 2025 | 2025 Annual Meeting Pages 1-2

* Ken-ichi Kimura
1

Minerals in Toyama Prefectute, Japan

Released on J-STAGE: June 24, 2018 | 2018 Annual Meeting Pages 4-5

* Masaaki Shimizu
1

Special Lecture - The world of rmeralds -

Released on J-STAGE: April 06, 2005 | 2004 Annual Meeting Pages 1

Dietmar Schwarz
4

The History of the Pearl as the Most Valuable “Gem”

Released on J-STAGE: June 30, 2017 | 2017 Annual Meeting Pages 6

* Atsumi Yamada
4

The Heat Treatment of Spinel

Released on J-STAGE: October 01, 2014 | 2014 Annual Meeting

* Tomoko Fujiwara

Favorites & Alerts

Top