Mineralogical science of birthstone - September Blue sapphire -

Authors=OKUYAMA Yasuko

Journal/Book_names=GSJ Chishitsu News

volume=1

number=9

pages=264-265

Publish_year=2012

Publish_Country=JPN

Publisher=Geological Survey of Japan, AIST

Language_of_Text=JA

ISSN=21866287

ID=201210225