Discusses views of Daniel Sharpe on foliation and cleavage. Recalls his own previous discussion [in South America].
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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.
Mentions his paper ["Transportal of erratic boulders", Collected papers 1: 218–27]. Discusses ice-borne rock. Reference to unpublished paper on icebergs [?"Power of icebergs to make grooves", Collected papers 1: 252–5]. Remarks on scoring by icebergs. Comments on judgment of theories by Geological Society.
Comments on two pamphlets by John Bachman [probably Continuation of the review of "Nott and Gliddon’s types of mankind" (1855) and An examination of the characteristics of genera and species as applicable to the doctrine of the unity of the human race (1855)].
CD’s pigeon breeding and plant hybridization experiments.
Invites CL to visit.