a granite and a glacier erratic – a rock dumped somewhere by a glacier. The old quarry on Barra Island, with some Lewisian gneiss boulders lying at its base. We've created a geological journey through ...

Geologists point out that the soil in Bengaluru, Mysuru, and surrounding areas is silty and red, and the region is made up of metamorphic granite rock called Peninsular Gneiss. “The soil is not ...