Later on, the presence of basaltic lava flows indicate a tectonic setting related to basaltic volcanism as the volcanic clasts were derived from the underlying lava and transported by rivers from Gondwana land.
2.
The entire area is believed to be the part of LOWER GONDWANA LAND and anthropological as well as archeological research has turned up evidence that the landmass once was a seabed, as suggested by marine fossils.