2021 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)

Presentation information

Oral presentation

R1: Characterization and description of minerals (Joint Session with The Gemmological Society of Japan)

Fri. Sep 17, 2021 2:00 PM - 4:45 PM Zoom Session 2

Chairperson:Masanori Kurosawa, Koichi Momma, Yasuyuki Banno

2:45 PM - 3:00 PM

[R1-04] Differences of trace element in Japanese Akoya Cultured Pearl

*Kentaro Emori1, Hiroshi Kitawaki1, Masahiro Sato2, Junko Yazaki2 (1. Central Gem Laboratory, 2. Pearl Science Laboratory)

Keywords:Akoya Cultured Pearl, LA-ICP-MS

In order to try for origin determination of pearl using LA-ICP-MS, we analyzed changes through the treatments of pearls and differences among “Shima, Mie”, “Komobuchi, Ehime”, “Amakusa, Kumamoto”, “Iki, Nagasaki”, “Tsushima, Nagasaki” and “Sasebo, Nagasaki”.