These stones called Veyala Vari (comes on top of the sunshade) It is the last course for the Nandi Mandapam. On top of it will be karna kudoo which completes the Nandi Mandapam. This is the front view visible from the ground. In front is a detailed ornamental carving. In the side you see the magaram. The piece is not attached to the main stone but carved from the same stone..
it is the same course but the magaram is seen in the front.
In our teachings we're both monistic and theistic. In the beliefs of Saivism the idea of the three worlds is the basis and key to understanding temple worship, theism. The inner worlds are there to help you. The essence of the soul is already the same as the essence of God Siva, monism. You just have to find it.