featured Research & News

ALUMNI SPOTLIGHT

Alumni Association Japan President’s Goal: Creating Connections for Graduates

Alum resolves to lead colleagues through tumultuous times after 2011 earthquake. Stresses importance of helping alumni connect.
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INDUSTRY ANALYSIS

International Group Sets Sights on Sustainable Gemstone Mining

Organization for Economic Cooperation and Development reviews issues on sustainable mining practices and increasing returns for artisanal miners.
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LAB NOTES

Rubellite with Incredibly Strong “Pink Sleeves”

Radiation-induced pink sleeves are seen in a rubellite cabochon.
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GEM NEWS INTERNATIONAL

Mixed-Type Treated Red HPHT Synthetic Diamond

A fancy-color treated synthetic specimen is revealed to be IaA + IaB + Ib types.
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INDUSTRY ANALYSIS

Cautious Outlook for Fall; Gemfields Accedes to Takeover

Major diamond producers approach summer and early fall sales periods with caution. Plus: Largest shareholder takes over Gemfields.
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