RECORD: Darwin, C. R. n.d. Abstract of De la Beche, Researches in theoretical geology. CUL-DAR42.57. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2022. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR42 contains notes for Darwin's book South America (1846).
De la Beche H. T. 1834. Researches in theoretical geology. London: Charles Knight.
[57]
De la Beche. Researches p 97. 99
Cleavage of Rocks
Hollow concretions p 100 // p 103. p 109
N B. Cleavage probably produced by little heat, mem prisms in gneiss of Dr Holland's
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022