Teall, JJ Harris. (1888). British Petrography: with Special Reference to the Igneous Rocks. London: Dulau and Co, 1888, 2 volumes. Dulau & Co..
Murchison, R.I. (1859). The History of the Oldest Fossiliferous Rocks and their Foundations; with a brief sketch of the Distribution of Gold over the Earth, 1859. John Murray.