Salt Creek, South Australia were sent out with 500 feet of boring rods and the oily substance which he had described as scum upon the surface of the water was traceable in various parts of the creek. Extensive claims were taken out and a company was formed to work a substance known as mineral caoutchouc and Mr Eustace R. Mitford was dispatched there. Boundaries for the locality were created on 24 August 2000 for the " long established name" which is ultimately derived from a stream that flows through the locality on its way to the Coorong. In 1892, a group of entrepreneurs, who
Mental substance Mental substance Mental substance is the idea held by dualists and idealists, that minds are made-up of non-physical substance. This substance is often referred to as consciousness. This is opposed to the materialists, who hold that what we normally think of as mental substance is ultimately physical matter (i.e., brains). Descartes, who was most famous for the assertion "I think therefore I am", has had a lot of influence on the mind–body problem. He describes his theory of mental substance (which he calls res cogitans distinguishing it from the "res extensa") in the "Second Meditation" (II.8) and in "Principia Philosophiae"