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Activity

2024

• THE LITERATURE OF GEM GRANITIC PEGMATITES: CELEBRATING 40 YEARS OF THE GEO-LITERARY SOCIETY
  T263 Gem Minerals, Localities and Geological Significance (Posters)
  Wednesday, 25 September 2024

  8:00 AM - 5:30 PM

  Hall D

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2023

• EMPOWERING ARTISANAL MINERS THROUGH BASIC GEMOLOGICAL EDUCATION; HOW GIA TEACHES PRINCIPLES OF ROUGH GEMSTONE SORTING AND EVALUATING TO AID THE ARTISANAL MINING COMMUNITY
  T235 Geology and Society Division at 20: How Geology Shapes Society – Past, Present, and Future (Posters)
  Wednesday, 18 October 2023

  8:00 AM - 5:30 PM

  Hall B

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2019

• REFINING SAPPHIRE GENESIS MODELS FOR YOGO GULCH, MONTANA, AND BINGHAM CANYON, UTAH: EVIDENCE FROM TRACE ELEMENTS, MELT INCLUSIONS, AND OXYGEN ISOTOPE RATIOS
  T288 Gemological Research in the 21st Century—Gem Minerals and Localities
  Wednesday, 25 September 2019

  1:30 PM - 5:30 PM

  Room 132ABC, North Building

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2018

• INSIGHTS INTO SAPPHIRE FORMATION PROCESSES FROM YOGO GULCH, MONTANA AND BINGHAM CANYON, UTAH
  243 D2. Economic Geology (Posters)
  Wednesday, 7 November 2018

  9:00 AM - 6:30 PM

  Halls J-K

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2013

• RECENT ADVANCES IN THE UNDERSTANDING OF THE DISTRIBUTION, ORIGIN, AGE, AND GEOLOGICAL OCCURRENCES OF DIAMONDS
  T218 Gemological Research in the 21st Century: Characterizing Diamonds and other Gem Minerals
  Tuesday, 29 October 2013

  8:00 AM - 12:00 PM

  Room 205
• COUNTRY-OF-ORIGIN DETERMINATION OF MODERN GEM PERIDOTS FROM LA-ICPMS TRACE-ELEMENT CHEMISTRY AND LINEAR DISCRIMINANT ANALYSIS (LDA)
  T218 Gemological Research in the 21st Century: Characterizing Diamonds and other Gem Minerals
  Tuesday, 29 October 2013

  8:00 AM - 12:00 PM

  Room 205

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2005

• SOLID CO2 AND CARBONATE MICRO-INCLUSIONS IN A GEM DIAMOND
  T155 High-Pressure Mineral Physics: To Honor Ho-Kwang Mao, Roebling Medalist II
  Tuesday, 18 October 2005

  8:00 AM - 12:00 PM
• GEM DIAMONDS THAT TEMPORARILY CHANGE COLOR (CHAMELEON DIAMONDS)
  T120 High-Pressure Mineral Physics: To Honor Ho-Kwang Mao, Roebling Medalist I
  Monday, 17 October 2005

  1:30 PM - 5:30 PM