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1 1 2 A deformed alkaline igneous rock – carbonatite complex from the 3 Western Sierras Pampeanas, Argentina: evidence for late 4 Neoproterozoic opening of the Clymene Ocean? 5 6 7 C. Casquet a* , R.J. Pankhurst b , C. Galindo a , C. Rapela c , C.M. Fanning d , 8 E. Baldo e , J. Dahlquist e , J.M. González Casado f† F. Colombo e 9 10 a Dpto. Petrología y Geoquímica, Fac.Ciencias Geológicas, Inst. Geología Económica. (CSIC, 11 Universidad Complutense), 28040 Madrid, Spain 12 b British Geological Survey, Keyworth, Nottingham NG12 5GG, UK 13 c Centro de Investigaciones Geológicas, Universidad de La Plata, 1900, La Plata, Argentina. 14 d Research School of Earth Sciences, The Australian National University, Canberra, ACT 200, 15 Australia. 16 e CICTERRA (Conicet-Universidad Nacional de Córdoba), Vélez Sarfield 1611, 5016 Córdoba, 17 Argentina. 18 f Dpto. de Geología y Geoquímica, Universidad Autónoma, 28049 Madrid, Spain. 19 20 21 † deceased 22 23 *Corresponding author. Tel. +34 913944908; fax: +34 91 24 E-mail address: [email protected] 25 * Manuscript
