TY JOUR TI Geochemistry and petrology of two kimberlites at Krishtipadu from Gooty cluster, Andhra Pradesh, southern India - evidence of kimberlite magmatism and a possible carbonatite association within Palaeoproterozoic lower Cuddapah basin KW Kimberlite KW carbonatite KW archetypal Group-I KW Gooty Kimberlite Cluster KW lowerCuddapah basin KW stable isotope KW Palaeoproterozoic JO Russian Journal of Earth Sciences AU Phani, P.R. AU Sengupta, P.. AU Basu, S.. PY 2020 IS 20 PB Geophysical Center of the Russian Academy of Sciences