Discusses CL’s paper, "On craters of denudation" [Q. J. Geol. Soc. Lond. 6 (1850): 207–34], which "will be a thorn in the side of É[lie] de B[eaumont]". Notes evidence from Galapagos overlooked by CL. Mentions other examples of craters.
Discusses CL’s paper, "On craters of denudation" [Q. J. Geol. Soc. Lond. 6 (1850): 207–34], which "will be a thorn in the side of É[lie] de B[eaumont]". Notes evidence from Galapagos overlooked by CL. Mentions other examples of craters.
Comments on CL’s Anniversary address [Q. J. Geol. Soc. Lond. 6 (1850): xxvii–lxvi]. Notes CL’s criticism of R. I. Murchison’s catastrophism.
Asks whether there are Lower Cretaceous beds in Scandinavia. Thinks Leopold von Buch must have neglected them.
Discusses depths at which ripple-marks appear on sea-floor.
Personal and social comment.
Mentions receiving Agassiz’s Lake Superior [1850].
Detailed critique of CL’s A manual of elementary geology [3d ed. (1851), used in editing 4th ed. (1852)].
JH should speak privately to Archbishop [J. B. Sumner] on behalf of G. R. Waterhouse. Richard Owen's supporters are strong, but as governor of British Museum, [Sumner] is obliged to speak favorably for staff members who expect promotion. Will tell [Sumner] that Waterhouse is JH's relative.
No summary available.
Returns Lake Superior [1850], which he already has received from Agassiz. Thanks for pamphlets by C. B. Adams [on Mollusca, Contrib. Conchol. 10 (1851): 189–206; 11 (1852): 207–15].
Describes his dissection of an unusual cirripede [Alcippe lampas] with 12 males attached [see Living Cirripedia 2: 556, 558].
Volcanic activity of Mt Kilauea as described by Dana [Am. J. Sci. 2d ser. 9 (1850): 347–64]. Discusses the mechanics of volcanic eruption. Disputes view of William Hopkins that simultaneous action by volcanoes of different heights must come from separate lava sources. Notes relationship of continental elevation to volcanic action.
No summary available.
Describes meeting of Geological Society [1 June 1853].
Mentions his criticism of Murchison’s lecture on flints.
Describes Robert Chambers’ "On the glacial phenomena in Scotland" [Edinburgh New Philos. J. 54 (1853): 229–82].
Mentions controversial election of members to the Royal Society.
Comments on CL’s plan to visit Tenerife.
Discusses inclination of strata on islands and around mountains.
Personal affairs of several scientists.
Visit by Henslow.
Notes publication by Hooker [Himalayan journals (1854)].
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.
No summary available.
No summary available.
CL would like to put Joachim Barrande on the Royal Society’s foreign list. Of French geologists and palaeontologists, he is the man who has made the greatest sacrifices and produced the greatest results.
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.
No summary available.
No summary available.