Copper Quotes
Even before the discovery of copper South Australia had turned the corner.
Catherine Helen Spence, Susan Magarey, Maryan Beams (2005). “Ever Yours, C.H. Spence: Catherine Helen Spence's An Autobiography (1825-1910), Diary (1894) and Some Correspondence (1894-1910)”, p.49, Wakefield Press
The vessel, though her masts be firm,Beneath her copper bears a worm.
Henry David Thoreau (2012). “The Portable Thoreau”, p.148, Penguin