Scientific Publications

Australian Gemmologist Gemmological Association of Australia VictoriaAustralia
Boletin Instituo Gemologico EspaƱolMadridSpain
Bulletin Canadian Gemmological AssociationOntarioCanada
Gemologia The Associcao Brasileira de Gemologia e MineralogiaSao PauloBrazil
Gems and Gemology Gemological Institute of America G.I.A.Carlsbad CAUSA
Journal of Gemmology Gemmological Association of Great BritainLondonEngland
Revue de Gemmologie Association francaise de GemmologieParisFrance
Zeitschrift Deutsche Gemmologische GesellschaftIdar ObersteinGermany
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