RT Journal Article T1 Características geoquímicas preliminares de azabaches artesanales del Kimmeridgiense de Asturias A1 Blanco, C. G. A1 Valenzuela, M. A1 Suárez de Centi, C. A1 Fernández Pello Lois, M. AB The soluble organic m a tte r o f the Kim meridgian Asturias j e t has been studied b y gas chrom atography/ mass spectrometry. The sample was obtained by extractive sonication with carbon disulfide as solvent.The q ualitative d e te rm in atio n o f the diffe re n te compunds p resent in th e sample s h o w th a t this j e t is composed of polycyclic aromatic hydrocarbons from naphtalene to benz(a)pyrene and their corresponding alkyl derivatives. PB Sociedad Geológica de España YR 1996 FD 1996 LK http://hdl.handle.net/10272/12252 UL http://hdl.handle.net/10272/12252 LA spa DS Repositorio Institucional de la Universidad de Huelva RD 1 jun 2026