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![](./images/clear.gif) 1.- (super 238) U- (super 234) U- (super 230) Th- (super 226) Ra radioactive disequilibria in an Amazon lateritic profile (Manaus, Brazil)
Elsevier; New York, NY; III; International, 2006
Abstracts of the 16th annual V. M. Goldschmidt conference
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![](./images/clear.gif) 2.- ALGUNAS CONSIDERACIONES SOBRE LA NATURALEZA DEL COLOR DE TOPACIOS VOLCANICOS (MEXICO).
2001
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![](./images/clear.gif) 3.- COMPOSITION CHIMIQUE DES EAUX DE NAPPE ET EVOLUTION D'UN MATERIAU FERRALLITIQUE EN PRESENCE DU SYSTEME MUSCOVITE-KAOLINITE-QUARTZ ;CHEMICAL COMPOSITION OF GROUND WATER AND EVOLUTION OF FERRALLITIC SOILS IN THE PRESENCE OF MUSCOVITE-KAOLINITE-QUARTZ
GAUTHIER-VILLARS; MONTROUGE; FRA; FRANCE, 1994
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![](./images/clear.gif) 4.- DIAMANTES CON FISURAS RELLENADAS. IDENTIFICACION Y DURABILIDAD
1996
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![](./images/clear.gif) 5.- ESPECTROS DIAGNOSTICOS DE REFLEXION DE MINERALES EN LA REGION INFRARROJA LEJANA
1998
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![](./images/clear.gif) 6.- Ga/Mg ratio as a new geochemical tool to differentiate magmatic from metamorphic blue sapphires
Elsevier; Amsterdam; NLD; Netherlands, 2007
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![](./images/clear.gif) 7.- IDENTIFICACION DE ZAFIROS TRATADOS POR DIFUSION
1993
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![](./images/clear.gif) 8.- IDENTIFICACION DE ZAFIROS TRATADOS POR DIFUSION
1993
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![](./images/clear.gif) 9.- IRON BANDS, FRAGIPANS AND DURIPANS IN THE NORTHEASTERN PLATEAUS OF BRAZIL; PROPERTIES AND GENESIS
AGRICULTURAL INSTITUTE OF CANADA; OTTAWA, ON; CAN; CANADA, 1998
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![](./images/clear.gif) 10.- LA MINE DE PITEIRAS, MINAS GERAIS, NOUVELLE SOURCE D'EMERAUDE DE BELLE QUALITE AU BRESIL ;THE PITEIRAS MINE, MINAS GERAIS; A NEW SOURCE OF HIGH-QUALITY EMERALDS IN BRAZIL
ASSOCIATION FRANCAISE DE GEMMOLOGIE; PARIS; FRA; FRANCE, 2003
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