The four gemstones from Yunnan province, China

Released on J-STAGE: June 10, 2018 | Volume 33 Issue 1-4 Pages 3-12

Ayano Nakajima

[title in Japanese]

Released on J-STAGE: January 16, 2017 | Volume 23 Issue 1-4 KJ00005607791

Mineralogical characteristics of jadeites in some localities of the world

Released on J-STAGE: January 16, 2017 | Volume 32 Issue 1-4 Pages 3-16

Masahiko Hayashi, Ｍａｓａｎｏｂｕ Ｓａｋａｍｉ, Mana Yasui, Atsushi Yamazaki, Sadao Tsutsumi

[title in Japanese]

Released on J-STAGE: January 16, 2017 | Volume 12 Issue 1-4 Pages 58-62

Light Interference Phenomena Observed in Pearls with Pale and Dark Colour and the Measurement

Released on J-STAGE: January 16, 2017 | Volume 23 Issue 1-4 Pages 5-15

Hiroshi Komatsu, Chiyoko Suzuki, Shigetaro Ogura