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By Kirsty Ketchum
Eudialyte (REE-bearing silicate mineral) from Norra Kärr pegmatite, Sweden (4 cm long). Photo credit Rob Bowell
Type IIa diamonds make up 1–2% of all natural diamonds. These diamonds are almost or entirely devoid of impurities, and consequently are usually colorless and have the highest thermal conductivity. They are very transparent in ultraviolet, down to 230 nm. This presentation shows how they are extracted from the Meya Project in Sierra Leone.
Impact assessors (IAs) have made progress in developing smarter impact assessments to deal with Covid-19 restrictions, but developing countries still need more home-grown solutions.
Learn MoreSRK South Africa undertook a comprehensive Environmental and Social Impact Assessment (ESIA) of a major bauxite project in Suriname, between 2005 and 2008.
Learn MorePrincipal Geochemist
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Principal Geochemist
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