Abstract
THE main object of the research described in this monograph was to ascertain the amounts of many of the less common elements, including, certain members of the rare earth series, in the minerals and rocks of the East Indian Archipelago.
Contributions to the Knowledge of the Chemical Composition of the Earth's Crust in the East Indian Archipelago
1: The Spectrographic Determination of the Elements according to Arc Methods in the Range 3600–5000 A.; 2: On the Occurrence of Rarer Elements in the Netherlands East Indies. By Dr. W. van Tongeren. Pp. xi + 181. (Amsterdam: D. B. Centen's Uitgevers-Maatschapij N.V.; London: H. K. Lewis and Co., Ltd., 1938.) 4.50 fl.; 11s. net; Part 1, separately, 3 fl.: 7s. net.
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FRIEND, J. Contributions to the Knowledge of the Chemical Composition of the Earth's Crust in the East Indian Archipelago. Nature 144, 652 (1939). https://doi.org/10.1038/144652a0
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DOI: https://doi.org/10.1038/144652a0