Significance of graphite inclusion occurrence in the minerals of the San Miguel skarn for the Palaeoproterozoic basement of Tandilia Belt (Argentina) and for the Río de la Plata Craton

1. Lajoinie, M.F.
2. Ballivián Justiniano, C.A.
3. Salvioli, M.A.
4. Ruiz, R.
5. Recio, C.
6. Sial, A.N.
7. Etcheverry, R.O.
8. Curci, M.V.
9. de la Cal, H.G.
10. Lanfranchini, M.E.