Abstract
MATERIALS loosened by pre-glacial weathering which are weathered throughout are naturally reduced to powder alike by glacial and by river transport; but any block which is only partly weathered through would loose its weathered crust and the nucleus would be left as a fresh hard boulder.
Similar content being viewed by others
Article PDF
Rights and permissions
About this article
Cite this article
G., J. [Letters to Editor]. Nature 85, 541 (1911). https://doi.org/10.1038/085541d0
Issue Date:
DOI: https://doi.org/10.1038/085541d0
Comments
By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.