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Formation of Banded Sulphides: Metal Ion Separation and Precipitation by Inorganic and Microbial Sulphide Sources

Abstract

WHEN two ions capable of forming insoluble precipitates are brought together by diffusion through gels, sharp bands of precipitate are formed. This phenomenon was discovered by Liesegang1, who recognized its possible geological significance.

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References

  1. Liesegang, R. E., Geologischen Diffusionen (von Theodor Steinkopf, Dresden and Leipzig, 1913).

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BUBELA, B., MCDONALD, J. Formation of Banded Sulphides: Metal Ion Separation and Precipitation by Inorganic and Microbial Sulphide Sources. Nature 221, 465–466 (1969). https://doi.org/10.1038/221465a0

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  • DOI: https://doi.org/10.1038/221465a0

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