All abstracts by Dereje Ayalew in conference series: Goldschmidt

(2025) Constraints on Volatile Concentrations in Flood and Shield Lavas from the Afro-Arabian LIP
Cirium D, Gibson SA, Passey S, Black B & Ayalew D

(2016) ³He Excess in Air, a New Potential Tracer for Volcanic CO₂ Emissions in the Atmosphere
Boucher C, Marty B, Lan T, Mabry J, Burnard P, Boucher P, Zimmermann L, Ayalew D, Fischer T, De Moor JM & Zelenski M

(2014) Precious Opal Deposits at Wegel Tena, Ethiopia: Formation Through Successive Pedogenesis Events
Chauviré B, Rondeau B, Mazzero F & Ayalew D

(2014) Genesis of Precious Opal in the Critical Zone: Role of the Host Rock, Climate, and Biology
Rondeau B, Chauviré B, Fritsch E, Ayalew D & Mazzero F

Goldschmidt® is a registered trademark of the Geochemical Society and of the European Association of Geochemistry

Website managed and hosted by White Iron Conferences on behalf of the international geochemical community