The first resources employed ended up Wooden and terracotta, but architects gradually moved on to brick and stone, especially sandstone, granite, schist, and marble. No mortar was Employed in the older temples and so exact cutting of dressed stones was needed. Submitted by Mark Cartwright, revealed on 04 September 2015. https://newswave360.blogspot.com/2024/03/a-spiritual-journey-through-adelaides.html