Minerals and Metals in Ancient India v1.c14.s9.5

v1.c14.s9.5

The process of sawing, engraving and giving final shape to the shell objects was almost identical in Kathiawar and the Indus Valley. The saw marks on the columella and the valva clearly show that the shell was turned slowly while sawing with a bronze wire. The thick rings produced from the septum were sawn into thinner pieces for making bangles. The walls of the chank-shell were made use of in preparing bowls and ladles (1.4 to 4.6 in diameter).