J. R. McIver
Highly Influential Citations3
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The Mössbauer spectra of 119Sn and 57Fe in three natural and a synthetic garnet were studied between 20 and 300 K. These spectra reveal the presence of octahedral Sn4+ as well as octahedral Fe3+ and… Continue Reading
Cretaceous alkaline intrusive rocks present in the Bitterfontein area comprise a suite having compositions ranging from olivine melilitite to syenite. These rocks which include some of lamprophyric… Continue Reading
THE principle of partitioning of trace elements between magma and crystalline phases is an extremely useful tool in deciphering the origin and evolution of magmas. With our present knowledge of… Continue Reading
Basaltic compositions from the Onverwacht, Great Dyke, Ventersdorp and Karroo eruptive sequences are compared in terms of the CMAS system with magma compositions and trends predicted from… Continue Reading