into beds of killas or grauwaky, 1
In many of the Veins which traverse the Killas, the Stratification becomes very indistinct, and frequently bends considerably more than any of these Sketches represent. Most of the detached fragments are contorted, and appear as if they had been softened.
*
Plate XV, illustrating Account of the Structure of the Table Mountain, and other parts of the Peninsula of the Cape. Drawn up by Professor Playfair, from Observations made by Captain Basil Hall.
Transactions of the Royal Society of Edinburgh 7 (1814) : 269-278
Basil Hall (1788-1844 *) was son of James Hall (1761-1832 *), geologist and geophysicist, and president of the Royal Society of Edinburgh in which James Hutton (1726-1797 *) his Theory of the Earth was published in 1788 (here). Professor Playfair would be John Playfair (1748-1819 *).
8 November 2012
tags: grauwaky; Hall, Basil; Hutton, James; Playfair, John; observations; sublime, the