Activity

2020

• THE STUDY OF HIGH-VANADIUM EMERALD FROM MALIPO，CHINA
  T208 Gemological Research in the 21st Century: Gem Minerals and Localities
  Thursday, 29 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms
• RESEARCH OF ZONATION CHARACTERISTICS OF EMERALDS FROM DAVDAR, NORTH-WESTERN CHINA
  T208 Gemological Research in the 21st Century: Gem Minerals and Localities
  Thursday, 29 October 2020

  1:30 PM - 5:30 PM

  Meeting Rooms