Discusses views of Daniel Sharpe on foliation and cleavage. Recalls his own previous discussion [in South America].
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Discusses views of Daniel Sharpe on foliation and cleavage. Recalls his own previous discussion [in South America].
Has found a house on Baker Street to take for a month.
Mentions Daniel Sharpe’s study of the Grampians.
Association of various metamorphic rocks and relationship of their foliation to their dip and strike. Discusses foliation of schists and its origin. Comments on fluidity of gneiss and schists.
Relationship of schists to alternating beds of slate in western Tierra del Fuego and the Chonos Islands.
Comments on Sharpe’s theory of curved cleavage planes.
Example of metamorphosis in a "clay-slate porphyry region". Importance of previous lines of cleavage and stratification in foliation of metamorphosed rock.