mudlump

mudlump

[′məd‚ləmp]
(geology)
A diapiric sedimentary structure consisting of clay or silt and forming an island in deltaic areas; produced by the loading action of rapidly deposited delta front sands upon lighter-weight prodelta clays.
References in periodicals archive ?
Along the way he studied modern mudlump mollusk communities as his dissertation topic, demonstrating his understanding of modern ecology.
In 1968 he took an eight month sabbatical to study Quaternary micromolluscs of the Mudlumps Province, Mississippi River Delta, which led to him earning a PhD from Louisiana State University that year.
Along the way he studied modern mudlump mollusk communities, demonstrating his understanding of modern ecology.