Georg Gustav Anselm Fester, German-born Argentine industrial chemist (Frankfurt 12 March 1886 – Buenos Aires 1975)

Showed quali and quantitative variations in the composition of plant essential oils due to distinct ambiental and geographic factors

CHEMICALS

With E.A. Martinuzzi. A crystalline acid formed in essence of piperine. An. Asoc. Quim. Argent. 40:246-8, 1952

Lippione (1952)

Pulegone oxide in Lippia and Satureja plant species

Butylmercaptan and butenemercaptan in skunk

Citronelol in musk glands of alligator

Plant oils and derivatives

METHODS

With F. Bertuzzi. Nuevo procedimiento para la fabricación de arseniato de cálcio. Rev. Fac. Quim. Ind. Agric. 3:211-2, 1934

With A.J.B. Feira. Un procedimiento para la casificación de minerals pobres de vanadio (1945)

Developed a lixiviation procedure

MINERAL SPECIES

With J. Cruellas & F. Gargatacli. Magallanita: un Nuevo mineral bituminoso. Anal. Soc. Geol. Arg. (1937)

With J. Cruellas. Petroleo, asfaltita y vanadio (estudio geoquímico). Broggita (nueva especie mineral). Bol. Soc. Geol. Peru (1935)