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To C. G. Ehrenberg 19 April [1845]
Summary
Sends small specimens for CGE to examine if he wishes.
Thanks CGE for his letter on Atlantic Dust: CD hopes to send a little paper to the Geological Society of London.
If CGE should examine Pampæan mud, CD would like to know the result.
| Author: | Charles Robert Darwin |
| Addressee: | Christian Gottfried Ehrenberg |
| Date: | 19 Apr [1845] |
| Classmark: | Museum für Naturkunde Berlin (MfN/HBSB, N005 NL Christian Gottfried Ehrenberg Nr. 43 Bl. 9–10) |
| Letter no: | DCP-LETT-857F |
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 |
Author
| Darwin, C. R. | (1) |
| Ehrenberg, C. G. | (1) |
Addressee
| Darwin, C. R. | (1) |
| Ehrenberg, C. G. | (1) |
