sp513-2020-247_si_004.jpg (1.76 MB)
Download fileFig. S3: Mesoproterozoic 40Ar–39Ar ages of some lamproites from the Cuddapah Basin and Eastern Dharwar Craton, southern India: implications for diamond provenance of the Banganapalle Conglomerates, age of the Kurnool Group and Columbia tectonics
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posted on 2021-02-02, 15:08 authored by Alok Kumar, Debojit Talukdar, N.V. Chalapathi Rao, R. Burgess, B. LehmannNormal isochron (a) and inverse isochron (b) plots constructed from all step-heating data with representative ages and errors shown for sample PL/1 (Pochampalle lamproite).