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The Precipitation of Calcium and Magnesium from Sea Water*

Published online by Cambridge University Press:  11 May 2009

Laurence Irving
Affiliation:
National Research Fellow in the Biological Sciences, U.S.A.

Extract

Apparently calcium carbonate is precipitated in certain parts of the ocean by processes which are inorganic in so far as that the calcium does not first form a true constituent of organisms (Clarke, 1920, p. 128). The conditions governing solubility of calcium in sea-water have been reviewed by Johnston and Williamson (1916) with the conclusion that surface layers of the ocean are approximately saturated, and that slight natural changes, particularly in carbon dioxide tension, might suffice to cause precipitation.

Type
Research Article
Copyright
Copyright © Marine Biological Association of the United Kingdom 1926

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References

BIBLIOGRAPHY

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Johnston, J. 1915. Journ. Am. Chem. Soc. XXXVII, 2001.CrossRefGoogle Scholar
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