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 June 19, 2026)

CONFERENCE PROCEEDINGS FREE ACCESS

2025 Annual Meeting

Characteristics of Blue Sapphire from Hainan, China Zhao Zhenghao, Kentaro Emori, Hiroshi Kitawaki
Gems and new minerals in Iwate Prefecture, Japan. Masahiko HAYASHI, Fujiko HAYASHI, Atsushi YAMAZAKI
The rare gemstones we have recently identified Yoshihisa Naruse, Ahmadjan Abduriyim
Silica minerals occur from Northern part of Mt.Nantai, Nikko city, Tochigi Pref., East Japan Chihiro Fukuda, Shigenori Kawano, Yoshihide Nunokawa, Terumi Ejima

View all articles in current issue

Most viewed articles (May 2026)

1

“Japanese” Trapiche garnet: Gemology and Mineralogy of alluvial garnet from Mt. Nijyo, Nara

Released on J-STAGE: July 07, 2025 | 2025 Annual Meeting Pages 4

* Makoto Miura, Jie Ren
2

Identification of so-called “Pink Jade” from Itoigawa, Niigata prefecture, Japan

Released on J-STAGE: July 08, 2022 | 2022 Annual Meeting Pages 13

* Ayano Nakajima, Masaki Furuya
3

Approaches to utilize jewelry as an educational material

Released on J-STAGE: August 07, 2021 | 2021 Annual Meeting Pages 59

* Ayumi Takemoto, Toshiaki Tanabe
4

Manufacturers of synthetic gem diamonds in China and India and their products

Released on J-STAGE: July 03, 2019 | 2019 Annual Meeting Pages 5

* Hiroshi Kitawaki, Kentaro Emori, Mio Hisanaga, Masahiro Yamamoto
5

Fluorescent opal with polycyclic aromatic hydrocarbon mineral inclusions from Shikaribetsu area, Shikaoi-cho, Hokkaido, Japan

Released on J-STAGE: July 25, 2023 | 2023 Annual Meeting Pages 6

* Takashi Ishibashi, Ryoji Tanaka, Akihito Hagiwara, Yuki Inoue

Favorites & Alerts

Top