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1.- SOME HISTORICAL AND GEMOLOGICAL ASPECTS OF DIAMOND PRODUCTION
GEOLOGICAL ASSOCIATION OF CANADA; WATERLOO, ON; CAN; CANADA, 1993
GEOLOGICAL ASSOCIATION OF CANADA; MINERALOGICAL ASSOCIATION OF CANADA; ANNUAL MEETING; PROGRAM WITH ABSTRACTS--ASSOCIATION GEOLOGIQUE DU CANADA; ASSOCIATION MINERALOGIQUE DU CANADA; REUNION ANNUELLE; PROGRAMME ET RESUMES
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