RECORD: Darwin, C. R. n.d. Analysis (best worth). CUL-DAR39.211-212. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 8.2022. RN1

NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin.


[211]

Analysis (best worth

P 3052 (in large bottle) muriate of lime?

P 3048 (paper) gypsum or [anbydale] ⸮ any carbonate of soda

P 1633 P Saline encrustation. Port Desire

P 761 P (Tin) ─ B. Blanca

P 762 (?). salt Salina Chinquitos (??)

P 759 ─ salina Rio Negro. Whether sea-salt}

P 1227 P N. of Soda as quarried from Iquique

P 1264 salt with layer above at Arica ─ nature?

P 1312 P shell. S. Lorenzo falling into powder

P 1313 P do ─ fallen.─

P ⸮ any carbonate of soda

P ─ muriate of lime any salt?

P 763. Rio Negro ─ Sulp of Soda?

/ over

[211v]

946 Tin label salt from S. Cruz strata

Return specimens

W nitrate or muriate of Soda be first deposited? {Decomp: if salt & shells

(Take up Pat: sediment in Pocket from him to look at)

{Keep my paper w muriate or nitrate of soda be deposited first

[212]

1264 ─ superficial covering of salt Arica

1313 ─ Lima (?)

761 ─ Bahia Blanca [crenating] roots

1143 ─ Cavern Huafo

760 ─ Rio Negro Sulp of soda going on surface

1227 ─ Iquique

762 ─ common salt ─ Bahia Blanca

781 ─ Port Desire

1954 (in paper ─ S. Cruz (?)

3052 Iquique (?)

759 Rio Negro Salt

804 Salt St. Julians

[212v]

Rio Negro

Sulphate of Magnesia

Potash or soda Bahia Blanca / no nitrate or carbonate

Sulphate of soda very little muriate shaking with

Rio Negro salt

760 In this there was much muriate of soda Sulphate of Magnesia

Sulphuric acid & magnesia

⸮ also sulph of soda?

Bahia Blanca) 761 [illeg] nitrate acid or carbon little muriate: chiefly sulphuric not magnesia ─ ∴ sulp of sosa:=

salt from Rio Negro pure? yet no magnesia or sulphuric acid.─

It is said in Malt Bres Sulp soda crystals in the salines in grains.─


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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 25 September, 2022