Titania and alumina content of oceanic and circumoceanic basalt
- 1 January 1965
- journal article
- Published by Mineralogical Society in Mineralogical Magazine and Journal of the Mineralogical Society
- Vol. 34 (268) , 126-131
- https://doi.org/10.1180/minmag.1965.034.268.10
Abstract
Most circumoceanic basalts contain less and most oceanic basalts considerably more than 1·75% of TiO2. The difference of TiO2 averages is large enough to require rejection of the hypothesis that circumoeeanie basalt results from the assimilation of sial by oceanic basalt.Keywords
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