Deccan volcanism in Rajasthan: 40Ar-39Ar geochronology and geochemistry of the Tavidar volcanic suite

► Compositionally diverse volcanic suite in Rajasthan, India. ► 40Ar-39Ar dating reveals link to the Deccan Traps. ► Geochemical and isotopic similarities to the Deccan Traps. ► Attests to the vast areal extent of the Deccan Traps. ► Reaffirms compositional diversity of the northwestern Deccan.