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From C. G. Ehrenberg 8 April 1845
Summary
Discusses table of Atlantic dust samples. Thinks dust came from South America.
Discusses Patagonian tuff samples.
Answers CD’s query about material from Pampas. Believes deposit made in brackish water.
Criticises account of Atlantic dust in F. J. F. Meyen [Reise um die Erde (1834–5)].
Author: | Christian Gottfried Ehrenberg |
Addressee: | Charles Robert Darwin |
Date: | 8 Apr 1845 |
Classmark: | DAR 39: 60–1b |
Letter no: | DCP-LETT-853 |
Document type
letter | (1) |
Author
Ehrenberg, C. G. | (1) |