A Practical in situ Approach for Analysis of Lead Isotopes in Biological Carbonate Matrices Using LA-MC-ICP-MS

Igor Araujo Pessoa, UERJ Rio de Janeiro State University, Rio De Janeiro, Brazil, Mauro Cesar Geraldes Dr., UERJ Rio de Janeiro State University, Geology, Rio De Janeiro, Brazil and Luzia Antonioli Dr, Rio de Janeiro State University (UERJ), Rio de Janeiro, Brazil